# CTF_Writeups 参加したCTFの解法をまとめる。 上から新しいもの、解けた順になっている。 ## 作問 - [SECCON Beginners CTF 2021](https://github.com/satoki/ctf4b_2021_satoki_writeups) - [TsukuCTF 2021](https://github.com/satoki/tsukuctf_2021_satoki_writeups) - [IMCTF 2021](https://github.com/satoki/imctf_2021_satoki_writeups) - [Ir0nMaiden×WEST-SEC CTF 2022](https://github.com/satoki/imwsctf_2022_satoki_writeups) - [SECCON Beginners CTF 2022](https://github.com/satoki/ctf4b_2022_satoki_writeups) - [TsukuCTF 2022](https://github.com/satoki/tsukuctf_2022_satoki_writeups) - [Ricerca CTF 2023](https://ricercasecurity.blogspot.com/2023/06/ricerca-ctf-2023-writeup-web.html) - [SECCON Beginners CTF 2023](https://github.com/satoki/ctf4b_2023_satoki_writeups) - [TsukuCTF 2023](https://github.com/satoki/tsukuctf_2023_satoki_writeups) - [SECCON CTF 2023 Finals](https://github.com/satoki/seccon_ctf_2023_finals_satoki_writeups) - [SECCON Beginners CTF 2024](https://github.com/satoki/ctf4b_2024_satoki_writeups) - [SatokiCTF](https://github.com/satoki/satokictf_satoki_writeups) - [JapanUkraineCTF](https://github.com/satoki/japanukrainectf_satoki_writeups) - [ASIS CTF Quals 2025](https://github.com/satoki/asis_ctf_quals_2025_satoki_writeups) ## Securinets CTF Quals 2025 (2025/10/04) [Securinets CTF Quals 2025](Securinets_CTF_Quals_2025) 958 Points - [Easy Jail:Misc:311pts](Securinets_CTF_Quals_2025/Easy_Jail) - [Puzzle:Web:302pts](Securinets_CTF_Quals_2025/Puzzle) - [Silent Visitor:Forensics:345pts](Securinets_CTF_Quals_2025/Silent_Visitor) ## D-CTF Quals 2025 (2025/09/12) [D-CTF Quals 2025](D-CTF_Quals_2025) 845 Points - [east-grandma:Forensics:50pts](D-CTF_Quals_2025/east-grandma) - [packet-snatchers:Network:48pts](D-CTF_Quals_2025/packet-snatchers) - [jargon:Web:95pts](D-CTF_Quals_2025/jargon) - [injective:Misc:160pts](D-CTF_Quals_2025/injective) - [incogni:Misc:300pts](D-CTF_Quals_2025/incogni) - [grandbazaar:Threat hunting:192pts](D-CTF_Quals_2025/grandbazaar) ## SECCON Beginners CTF 2025 (2025/07/26) [SECCON Beginners CTF 2025](SECCON_Beginners_CTF_2025) 2022 Points - [kingyo_sukui:misc:100pts](SECCON_Beginners_CTF_2025/kingyo_sukui) - [url-checker:misc:100pts](SECCON_Beginners_CTF_2025/url-checker) - [url-checker2:misc:100pts](SECCON_Beginners_CTF_2025/url-checker2) - [Chamber of Echos:misc:100pts](SECCON_Beginners_CTF_2025/Chamber_of_Echos) - [skipping:web:100pts](SECCON_Beginners_CTF_2025/skipping) - [log-viewer:web:100pts](SECCON_Beginners_CTF_2025/log-viewer) - [メモRAG:web:100pts](SECCON_Beginners_CTF_2025/メモRAG) - [memo4b:web:308pts](SECCON_Beginners_CTF_2025/memo4b) - [login4b:web:420pts](SECCON_Beginners_CTF_2025/login4b) - [pet_name:pwnable:100pts](SECCON_Beginners_CTF_2025/pet_name) - [pet_sound:pwnable:100pts](SECCON_Beginners_CTF_2025/pet_sound) - [pivot4b:pwnable:394pts](SECCON_Beginners_CTF_2025/pivot4b) ## DownUnderCTF 2025 (2025/07/18) [DownUnderCTF 2025](DownUnderCTF_2025) 354 Points - [ductfbank 1:ai:100pts](DownUnderCTF_2025/ductfbank_1) - [ductfbank 2:ai:100pts](DownUnderCTF_2025/ductfbank_2) - [Mary had a little lambda:misc:154pts](DownUnderCTF_2025/Mary_had_a_little_lambda) ## CPCTF 2025 (2025/04/18) [CPCTF 2025](CPCTF_2025) 771.29 Points - [Name Omikuji:Web:50.00pts](CPCTF_2025/Name_Omikuji) - [String Calculator:Web:69.02pts](CPCTF_2025/String_Calculator) - [Blend Script:Web:279.86pts](CPCTF_2025/Blend_Script) - [Typst Note:Web:372.41pts](CPCTF_2025/Typst_Note) ## DEF CON CTF 2025 Qualifiers (2025/04/12) [DEF CON CTF 2025 Qualifiers](DEF_CON_CTF_2025_Qualifiers) 190 Points - [vibe1:Quals:190pts](DEF_CON_CTF_2025_Qualifiers/vibe1) ## KalmarCTF 2025 (2025/03/07) [KalmarCTF 2025](KalmarCTF_2025) 424 Points - [Ez v3:web:146pts](KalmarCTF_2025/Ez__v3) - [G0tchaberg:web:278pts](KalmarCTF_2025/G0tchaberg) ## SECCON CTF 13 決勝観戦CTF (2025/03/01) [SECCON CTF 13 決勝観戦CTF](SECCON_CTF_13_決勝観戦CTF) 1700 Points - [Welcome!:Welcome:100pts](SECCON_CTF_13_決勝観戦CTF/Welcome!) - [Long Flag:Crypto:100pts](SECCON_CTF_13_決勝観戦CTF/Long_Flag) - [:Web:100pts](SECCON_CTF_13_決勝観戦CTF/) - [Beginner's Flag Printer:Rev:100pts](SECCON_CTF_13_決勝観戦CTF/Beginner's_Flag_Printer) - [parseInt:Misc:100pts](SECCON_CTF_13_決勝観戦CTF/parseInt) - [trippple:Crypto:100pts](SECCON_CTF_13_決勝観戦CTF/trippple) - [csv2json:Web:100pts](SECCON_CTF_13_決勝観戦CTF/csv2json) - [dinosaur:Web:100pts](SECCON_CTF_13_決勝観戦CTF/dinosaur) - [1linepyjail4b:Misc:100pts](SECCON_CTF_13_決勝観戦CTF/1linepyjail4b) - [play with memory:Pwn:100pts](SECCON_CTF_13_決勝観戦CTF/play_with_memory) - [danger of buffer overflow:Pwn:100pts](SECCON_CTF_13_決勝観戦CTF/danger_of_buffer_overflow) - [Flag Printer:Rev:100pts](SECCON_CTF_13_決勝観戦CTF/Flag_Printer) - [Can U Keep A Secret?:Pwn:100pts](SECCON_CTF_13_決勝観戦CTF/Can_U_Keep_A_Secret%3F) - [cache crasher:Pwn:100pts](SECCON_CTF_13_決勝観戦CTF/cache_crasher) - [blue-note:Web:100pts](SECCON_CTF_13_決勝観戦CTF/blue-note) - [Slow Flag Printer:Rev:100pts](SECCON_CTF_13_決勝観戦CTF/Slow_Flag_Printer) - [42:Crypto:100pts](SECCON_CTF_13_決勝観戦CTF/42) ## TSG CTF 2024 (2024/12/14) [TSG CTF 2024](TSG_CTF_2024) 768 Points - [Toolong Tea:web:100pts](TSG_CTF_2024/Toolong_Tea) - [simple calc:misc:156pts](TSG_CTF_2024/simple_calc) - [Cached File Viewer:misc:113pts](TSG_CTF_2024/Cached_File_Viewer) - [I Have Been Pwned:web:189pts](TSG_CTF_2024/I_Have_Been_Pwned) - [Cipher Preset Button:web:210pts](TSG_CTF_2024/Cipher_Preset_Button) ## Dreamhack CTF Season 6 Round #13 (Div1) (2024/12/07) [Dreamhack CTF Season 6 Round #13 (Div1)](Dreamhack_CTF_Season_6_Round_%2313_(Div1)) 834 Points - [Strong BypassIF:web:834pts](Dreamhack_CTF_Season_6_Round_%2313_(Div1)/Strong_BypassIF) ## SECCON CTF 13 Quals (2024/11/23) [SECCON CTF 13 Quals](SECCON_CTF_13_Quals) 149 Points - [Tanuki Udon:web:149pts](SECCON_CTF_13_Quals/Tanuki_Udon) ## ShinoLLM CTF (2023/08/01) [ShinoLLM CTF](ShinoLLM_CTF) 2350 Points - [Bella:Bella - AI Assistant -:100pts](ShinoLLM_CTF/Bella) - [Charles:Charles - Date Planner -:100pts](ShinoLLM_CTF/Charles) - [Charles II:Charles - Date Planner -:100pts](ShinoLLM_CTF/Charles_II) - [Emily I:Emily - Cookie Shop -:100pts](ShinoLLM_CTF/Emily_I) - [Emily II:Emily - Cookie Shop -:100pts](ShinoLLM_CTF/Emily_II) - [Emily III:Emily - Cookie Shop -:100pts](ShinoLLM_CTF/Emily_III) - [Emily IV:Emily - Cookie Shop -:150pts](ShinoLLM_CTF/Emily_IV) - [Fiona:Fiona - Poem Generator -:200pts](ShinoLLM_CTF/Fiona) - [Grace:Grace - EC Shop Chatbot -:200pts](ShinoLLM_CTF/Grace) - [Grace II:Grace - EC Shop Chatbot -:200pts](ShinoLLM_CTF/Grace_II) - [Hanna I:Hanna -FX Chatbot-:200pts](ShinoLLM_CTF/Hanna_I) - [Hannah II:Hanna -FX Chatbot-:250pts](ShinoLLM_CTF/Hannah_II) - [Isaac:Isaac - Website Summarizer -:250pts](ShinoLLM_CTF/Isaac) - [Jackson:Jackson - WAF -:300pts](ShinoLLM_CTF/Jackson) ## AlpacaHack Round 6 (Pwn) (2024/11/03) [AlpacaHack Round 6 (Pwn)](AlpacaHack_Round_6_(Pwn)) 476 Points - [inbound:Pwn:128pts](AlpacaHack_Round_6_(Pwn)/inbound) - [catcpy:Pwn:148pts](AlpacaHack_Round_6_(Pwn)/catcpy) - [wall:Pwn:200pts](AlpacaHack_Round_6_(Pwn)/wall) ## Blue Water CTF 2024 (2024/10/12) [Blue Water CTF 2024](Blue_Water_CTF_2024) 165 Points - [RSAjail-3:Misc:165pts](Blue_Water_CTF_2024/RSAjail-3) ## AlpacaHack Round 4 (Rev) (2024/10/05) [AlpacaHack Round 4 (Rev)](AlpacaHack_Round_4_(Rev)) 146 Points - [Simple Flag Checker:Rev:146pts](AlpacaHack_Round_4_(Rev)/Simple_Flag_Checker) ## Dreamhack CTF Season 6 Round #8 (Div2) (2024/09/28) [Dreamhack CTF Season 6 Round #8 (Div2)](Dreamhack_CTF_Season_6_Round_%238_(Div2)) 1166 Points - [TODO List 0.0.1:web:372pts](Dreamhack_CTF_Season_6_Round_%238_(Div2)/TODO_List_0.0.1) - [randerer:pwnable:404pts](Dreamhack_CTF_Season_6_Round_%238_(Div2)/randerer) - [STREAMer-Prototype:crypto:100pts](Dreamhack_CTF_Season_6_Round_%238_(Div2)/STREAMer-Prototype) - [legacyopt:reversing:290pts](Dreamhack_CTF_Season_6_Round_%238_(Div2)/legacyopt) ## IERAE CTF 2024 (2024/09/21) [IERAE CTF 2024](IERAE_CTF_2024) 438 Points - [OMG:misc:123pts](IERAE_CTF_2024/OMG) - [Great Management Opener:web:315pts](IERAE_CTF_2024/Great_Management_Opener) ## AlpacaHack Round 1 (Pwn) (2024/08/18) [AlpacaHack Round 1 (Pwn)](AlpacaHack_Round_1_(Pwn)) 308 Points - [echo:Pwn:129pts](AlpacaHack_Round_1_(Pwn)/echo) - [hexecho:Pwn:179pts](AlpacaHack_Round_1_(Pwn)/hexecho) ## Dreamhack CTF Season 6 Round #3 (Pwn) (2024/08/03) [Dreamhack CTF Season 6 Round #3 (Pwn)](Dreamhack_CTF_Season_6_Round_%233_(Pwn)) 723 Points - [Period:pwnable:723pts](Dreamhack_CTF_Season_6_Round_%233_(Pwn)/Period) ## CODEGATE 2024 CTF Preliminaries (2024/06/01) [CODEGATE 2024 CTF Preliminaries](CODEGATE_2024_CTF_Preliminaries) 250 Points - [ai_warmup:ai:250pts](CODEGATE_2024_CTF_Preliminaries/ai_warmup) ## ångstromCTF 2024 (2024/05/25) [ångstromCTF 2024](ångstromCTF_2024) 630 Points - [spinner:web:50pts](ångstromCTF_2024/spinner) - [markdown:web:80pts](ångstromCTF_2024/markdown) - [winds:web:100pts](ångstromCTF_2024/winds) - [store:web:100pts](ångstromCTF_2024/store) - [pastebin:web:120pts](ångstromCTF_2024/pastebin) - [tickler:web:180pts](ångstromCTF_2024/tickler) ## CPCTF 2024 (2024/04/20) [CPCTF 2024](CPCTF_2024) 1019.25 Points - [Attack! Attack! Win!:Pwn:10.00pts](CPCTF_2024/Attack!_Attack!_Win!) - [Typing game:Web:10.00pts](CPCTF_2024/Typing_game) - [CPCT......:Pwn:120.72pts](CPCTF_2024/CPCT) - [Let's buy some array:Web:99.02pts](CPCTF_2024/Let's_buy_some_array) - [Read Novels:Web:50.00pts](CPCTF_2024/Read_Novels) - [The sky's the limit:Pwn:268.23pts](CPCTF_2024/The_sky's_the_limit) - [OGOGPGOGO:Web:461.28pts](CPCTF_2024/OGOGPGOGO) ## XS3 Challenges (2024/03/28) [XS3 Challenges](XS3_Challenges) 1000 Points - [Welcome Flag:Introduction:5pts](XS3_Challenges/Welcome_Flag) - [Server Side Upload:Introduction:20pts](XS3_Challenges/Server_Side_Upload) - [Pre Signed Upload:Introduction:20pts](XS3_Challenges/Pre_Signed_Upload) - [POST Policy:Introduction:20pts](XS3_Challenges/POST_Policy) - [Is the end safe?:Validation Bypass:50pts](XS3_Challenges/Is_the_end_safe%3F) - [Just included?:Validation Bypass:50pts](XS3_Challenges/Just_included%3F) - [forward priority...:Validation Bypass:50pts](XS3_Challenges/forward_priority) - [Content extension:Logic Bug:100pts](XS3_Challenges/Content_extension) - [GEToken:Advanced:150pts](XS3_Challenges/GEToken) - [frame:Advanced:200pts](XS3_Challenges/frame) - [sniff?:Advanced:150pts](XS3_Challenges/sniff%3F) - [I am ...:Special:100pts](XS3_Challenges/I_am_) - [Congratulations:All Submit:85pts](XS3_Challenges/Congratulations) ## picoCTF 2024 (2024/03/12) [picoCTF 2024](picoCTF_2024) 3400 Points - [Bookmarklet:Web Exploitation:50pts](picoCTF_2024/Bookmarklet) - [WebDecode:Web Exploitation:50pts](picoCTF_2024/WebDecode) - [IntroToBurp:Web Exploitation:100pts](picoCTF_2024/IntroToBurp) - [Unminify:Web Exploitation:100pts](picoCTF_2024/Unminify) - [No Sql Injection:Web Exploitation:200pts](picoCTF_2024/No_Sql_Injection) - [Trickster:Web Exploitation:300pts](picoCTF_2024/Trickster) - [elements:Web Exploitation:500pts](picoCTF_2024/elements) - [format string 0:Binary Exploitation:50pts](picoCTF_2024/format_string_0) - [heap 0:Binary Exploitation:50pts](picoCTF_2024/heap_0) - [format string 1:Binary Exploitation:100pts](picoCTF_2024/format_string_1) - [heap 1:Binary Exploitation:100pts](picoCTF_2024/heap_1) - [heap 2:Binary Exploitation:200pts](picoCTF_2024/heap_2) - [heap 3:Binary Exploitation:200pts](picoCTF_2024/heap_3) - [format string 2:Binary Exploitation:200pts](picoCTF_2024/format_string_2) - [format string 3:Binary Exploitation:300pts](picoCTF_2024/format_string_3) - [babygame03:Binary Exploitation:400pts](picoCTF_2024/babygame03) - [high frequency troubles:Binary Exploitation:500pts](picoCTF_2024/high_frequency_troubles) ## LINE CTF 2024 (2024/03/23) [LINE CTF 2024](LINE_CTF_2024) 618 Points - [jalyboy-baby:Web:100pts](LINE_CTF_2024/jalyboy-baby) - [jalyboy-jalygirl:Web:100pts](LINE_CTF_2024/jalyboy-jalygirl) - [G0tcha-G0tcha-doggy:Web:124pts](LINE_CTF_2024/G0tcha-G0tcha-doggy) - [zipviewer-version-clown:Web:149pts](LINE_CTF_2024/zipviewer-version-clown) - [This message will self-destruct in...:Web:145pts](LINE_CTF_2024/This_message_will_self-destruct_in) ## osu!gaming CTF 2024 (2024/03/01) [osu!gaming CTF 2024](osu!gaming_CTF_2024) 1227 Points - [mikufanpage:web:104pts](osu!gaming_CTF_2024/mikufanpage) - [when-you-dont-see-it:web:111pts](osu!gaming_CTF_2024/when-you-dont-see-it) - [Infiltrating the OSU! (I):misc:104pts](osu!gaming_CTF_2024/Infiltrating_the_OSU!_(I)) - [profile-page:web:114pts](osu!gaming_CTF_2024/profile-page) - [Infiltrating the OSU! (II):misc:110pts](osu!gaming_CTF_2024/Infiltrating_the_OSU!_(II)) - [egg-pain-∞:misc:126pts](osu!gaming_CTF_2024/egg-pain-∞) - [base727:crypto:104pts](osu!gaming_CTF_2024/base727) - [nathan-on-osu:forensics:117pts](osu!gaming_CTF_2024/nathan-on-osu) - [out-of-click:forensics:149pts](osu!gaming_CTF_2024/out-of-click) - [when-you-see-it:osint:188pts](osu!gaming_CTF_2024/when-you-see-it) ## bi0sCTF 2024 (2024/02/24) [bi0sCTF 2024](bi0sCTF_2024) 1150 Points - [A Block and a Hard Place:Misc:590pts](bi0sCTF_2024/A_Block_and_a_Hard_Place) - [verboten:Forensics:559pts](bi0sCTF_2024/verboten) - [Feedback:Misc:1pts](bi0sCTF_2024/Feedback) ## BraekerCTF (2024/02/23) [BraekerCTF](BraekerCTF) 900 Points - [Empty execution:Webservices:150pts](BraekerCTF/Empty_execution) - [e:Programming / Misc:150pts](BraekerCTF/e) - [Thus spoke machine:Crypto / Hashcracking:100pts](BraekerCTF/Thus_spoke_machine) - [Messengesus:Crypto / Hashcracking:150pts](BraekerCTF/Messengesus) - [Messengesus 2:Crypto / Hashcracking:100pts](BraekerCTF/Messengesus_2) - [Block construction:Crypto / Hashcracking:150pts](BraekerCTF/Block_construction) - [Free points!:Programming / Misc:100pts](BraekerCTF/Free_points!) ## shioCTF 2024 (2024/02/12) [shioCTF 2024](shioCTF_2024) 830 Points - [to ShioCTF:Welcome:100pts](shioCTF_2024/to_ShioCTF) - [simpleDB:Web:172pts](shioCTF_2024/simpleDB) - [card:Web:258pts](shioCTF_2024/card) - [aburasoba:OSINT:100pts](shioCTF_2024/aburasoba) - [club:OSINT:100pts](shioCTF_2024/club) - [fictional mountain:Misc:100pts](shioCTF_2024/fictional_mountain) - [google form:Survey:0pts](shioCTF_2024/google_form) ## DiceCTF 2024 Quals (2024/02/02) [DiceCTF 2024 Quals](DiceCTF_2024_Quals) 236 Points - [funnylogin:web:109pts](DiceCTF_2024_Quals/funnylogin) - [zshfuck:misc:127pts](DiceCTF_2024_Quals/zshfuck) ## MAPNA CTF 2024 (2024/01/20) [MAPNA CTF 2024](MAPNA_CTF_2024) 247 Points - [Flag Holding:Web:28pts](MAPNA_CTF_2024/Flag_Holding) - [Novel reader:Web:42pts](MAPNA_CTF_2024/Novel_reader) - [Novel Reader 2:Web:46pts](MAPNA_CTF_2024/Novel_Reader_2) - [Advanced JSON Cutifier:Web:59pts](MAPNA_CTF_2024/Advanced_JSON_Cutifier) - [Tampered:Forensics:72pts](MAPNA_CTF_2024/Tampered) ## UofTCTF 2024 (2024/01/13) [UofTCTF 2024](UofTCTF_2024) 2678 Points - [Voice Changer:Web:232pts](UofTCTF_2024/Voice_Changer) - [The Varsity:Web:293pts](UofTCTF_2024/The_Varsity) - [Guestbook:Web:442pts](UofTCTF_2024/Guestbook) - [No Code:Web:362pts](UofTCTF_2024/No_Code) - [Baby's First Pyjail:Jail:100pts](UofTCTF_2024/Baby's_First_Pyjail) - [basic-overflow:Pwn:100pts](UofTCTF_2024/basic-overflow) - [baby-shellcode:Pwn:159pts](UofTCTF_2024/baby-shellcode) - [patched-shell:Pwn:250pts](UofTCTF_2024/patched-shell) - [EnableMe:Forensics:358pts](UofTCTF_2024/EnableMe) - [nothing-to-return:Pwn:382pts](UofTCTF_2024/nothing-to-return) ## ASUSN CTF (2023/12/30) [ASUSN CTF](ASUSN_CTF) 4098 Points - [ようこそ:Welcome:1pts](ASUSN_CTF/ようこそ) - [フラッシュ機械語:Reversing:300pts](ASUSN_CTF/フラッシュ機械語) - [フラッシュ機械語2:Reversing:374pts](ASUSN_CTF/フラッシュ機械語2) - [フラッシュ機械語3:Reversing:418pts](ASUSN_CTF/フラッシュ機械語3) - [アイドル:Crypto:204pts](ASUSN_CTF/アイドル) - [アイドル2:Crypto:407pts](ASUSN_CTF/アイドル2) - [アイドル3:Crypto:436pts](ASUSN_CTF/アイドル3) - [asusn.online:Misc:240pts](ASUSN_CTF/asusn.online) - [CPU標準時:Misc:176pts](ASUSN_CTF/CPU標準時) - [管理徹底:Misc:337pts](ASUSN_CTF/管理徹底) - [サブチャンネル:OSINT:367pts](ASUSN_CTF/サブチャンネル) - [World:OSINT:381pts](ASUSN_CTF/World) - [Birthday:OSINT:457pts](ASUSN_CTF/Birthday) - [アンケート:Welcome:0pts](ASUSN_CTF/アンケート) ## MerCTF SECCON 2023 (2023/12/23) [MerCTF SECCON 2023](MerCTF_SECCON_2023) 2560 Points - [EZ PeehPee:MerCTF:330pts](MerCTF_SECCON_2023/EZ_PeehPee) - [PeehPee Deser:MerCTF:410pts](MerCTF_SECCON_2023/PeehPee_Deser) - [EZ XSS:MerCTF:430pts](MerCTF_SECCON_2023/EZ_XSS) - [Secure API:MerCTF:450pts](MerCTF_SECCON_2023/Secure_API) - [Old Ver ?:MerCTF:450pts](MerCTF_SECCON_2023/Old_Ver_%3F) - [GoN x TiCkets:MerCTF:490pts](MerCTF_SECCON_2023/GoN_x_TiCkets) ## niteCTF 2023 (2023/12/17) [niteCTF 2023](niteCTF_2023) 2216 Points - [blindjail:misc:50pts](niteCTF_2023/blindjail) - [ERaaS:web:50pts](niteCTF_2023/ERaaS) - [caas renewed:web:352pts](niteCTF_2023/caas_renewed) - [LiteLibrary:web:437pts](niteCTF_2023/LiteLibrary) - [Image Gallery:web:470pts](niteCTF_2023/Image_Gallery) - [The road not taken:pwn:50pts](niteCTF_2023/The_road_not_taken) - [Mini Survey:web:480pts](niteCTF_2023/Mini_Survey) - [German shell:rev:277pts](niteCTF_2023/German_shell) - [Zealot:rev:50pts](niteCTF_2023/Zealot) ## Flatt Security Speedrun CTF #2 (2023/11/25) [Flatt Security Speedrun CTF #2](Flatt_Security_Speedrun_CTF_%232) 3 Points - [x:web:1pts](Flatt_Security_Speedrun_CTF_%232/x) - [busybox1:web misc:1pts](Flatt_Security_Speedrun_CTF_%232/busybox1) - [busybox2:web misc:1pts](Flatt_Security_Speedrun_CTF_%232/busybox2) ## TSG LIVE! 11 CTF (2023/11/25) [TSG LIVE! 11 CTF](TSG_LIVE!_11_CTF) 250 Points - [pien:web:250pts](TSG_LIVE!_11_CTF/pien) ## CakeCTF 2023 (2023/11/11) [CakeCTF 2023](CakeCTF_2023) 214 Points - [Word Tower:cheat:214pts](CakeCTF_2023/Word_Tower) ## TSG CTF 2023 (2023/11/04) [TSG CTF 2023](TSG_CTF_2023) 421 Points - [Sanity Check:Warmup:100pts](TSG_CTF_2023/Sanity_Check) - [Upside-down cake:web:100pts](TSG_CTF_2023/Upside-down_cake) - [#DANCE:web:221pts](TSG_CTF_2023/%23DANCE) ## BlackHat MEA Qualification CTF 2023 (2023/10/08) [BlackHat MEA Qualification CTF 2023](BlackHat_MEA_Qualification_CTF_2023) 110 Points - [Authy:WEB:50pts](BlackHat_MEA_Qualification_CTF_2023/Authy) - [Warm Me Up:WEB:60pts](BlackHat_MEA_Qualification_CTF_2023/Warm_Me_Up) ## DEF CON CTF 2023 Qualifiers (2023/05/27) [DEF CON CTF 2023 Qualifiers](DEF_CON_CTF_2023_Qualifiers) 126 Points - [Pawan Gupta:quals:24pts](DEF_CON_CTF_2023_Qualifiers/Pawan_Gupta) - [Prakash Gupta:quals:102pts](DEF_CON_CTF_2023_Qualifiers/Prakash_Gupta) ## WaniCTF 2023 (2023/05/04) [WaniCTF 2023](WaniCTF_2023) 2769 Points - [IndexedDB:Web:119pts](WaniCTF_2023/IndexedDB) - [64bps:Web:157pts](WaniCTF_2023/64bps) - [Extract Service 1:Web:144pts](WaniCTF_2023/Extract_Service_1) - [screenshot:Web:200pts](WaniCTF_2023/screenshot) - [Extract Service 2:Web:191pts](WaniCTF_2023/Extract_Service_2) - [Lambda:Web:245pts](WaniCTF_2023/Lambda) - [Guess:Misc:236pts](WaniCTF_2023/Guess) - [certified1:Web:226pts](WaniCTF_2023/certified1) - [certified2:Web:331pts](WaniCTF_2023/certified2) - [Apocalypse:Forensics:185pts](WaniCTF_2023/Apocalypse) - [machine_loading:Misc:300pts](WaniCTF_2023/machine_loading) - [web_assembly:Reversing:213pts](WaniCTF_2023/web_assembly) - [Lua:Reversing:222pts](WaniCTF_2023/Lua) ## ångstromCTF 2023 (2023/04/22) [ångstromCTF 2023](ångstromCTF_2023) 620 Points - [catch me if you can:web:10pts](ångstromCTF_2023/catch_me_if_you_can) - [shortcircuit:web:40pts](ångstromCTF_2023/shortcircuit) - [directory:web:40pts](ångstromCTF_2023/directory) - [hallmark:web:80pts](ångstromCTF_2023/hallmark) - [brokenlogin:web:110pts](ångstromCTF_2023/brokenlogin) - [better me:misc:100pts](ångstromCTF_2023/better_me) - [Celeste Speedrunning Association:web:20pts](ångstromCTF_2023/Celeste_Speedrunning_Association) - [Celeste Tunneling Association:web:40pts](ångstromCTF_2023/Celeste_Tunneling_Association) - [filestore:web:180pts](ångstromCTF_2023/filestore) ## BucketCTF 2023 (2023/04/07) [BucketCTF 2023](BucketCTF_2023) 5210 Points - [minecraft:MISC:200pts](BucketCTF_2023/minecraft) - [clocks:MISC:358pts](BucketCTF_2023/clocks) - [Auth:WEB:288pts](BucketCTF_2023/Auth) - [Ping check:WEB:228pts](BucketCTF_2023/Ping_check) - [licenseer:REV:454pts](BucketCTF_2023/licenseer) - [LLMagic-1:MISC:420pts](BucketCTF_2023/LLMagic-1) - [LLMagic-2:MISC:432pts](BucketCTF_2023/LLMagic-2) - [Clocks 2:MISC:408pts](BucketCTF_2023/Clocks_2) - [LLMagic-3:MISC:426pts](BucketCTF_2023/LLMagic-3) - [Codewriter-2:MISC:412pts](BucketCTF_2023/Codewriter-2) - [Codewriter-3:MISC:414pts](BucketCTF_2023/Codewriter-3) - [Starting place:PWN:324pts](BucketCTF_2023/Starting_place) - [Never Called:PWN:362pts](BucketCTF_2023/Never_Called) - [Enigma:CRYPTO:484pts](BucketCTF_2023/Enigma) ## KogCTF2023 (2023/04/04) [KogCTF2023](KogCTF2023) 421 Points - [Wellcome:Wellcome:1pts](KogCTF2023/Wellcome) - [7-Zip:software introduction:50pts](KogCTF2023/7-Zip) - [シーザー暗号:crypto(暗号):50pts](KogCTF2023/シーザー暗号) - [simple_rsa:crypto(暗号):100pts](KogCTF2023/simple_rsa) - [got_shell:Pwn:150pts](KogCTF2023/got_shell) - [reverse_easy:rev:70pts](KogCTF2023/reverse_easy) ## taskctf22 (2022/12/03) [taskctf22](taskctf22) 1948 Points - [welcome:osint:100pts](taskctf22/welcome) - [robots:web:404pts](taskctf22/robots) - [first:web:469pts](taskctf22/first) - [shellgei:misc:491pts](taskctf22/shellgei) - [anti_detection:misc:484pts](taskctf22/anti_detection) ## UECTF2022 (2022/11/18) [UECTF2022](UECTF2022) 4625 Points - [WELCOME:MISC:10pts](UECTF2022/WELCOME) - [A file:REV:50pts](UECTF2022/A_file) - [caesar:MISC:100pts](UECTF2022/caesar) - [redaction gone wrong 1:MISC:100pts](UECTF2022/redaction_gone_wrong_1) - [RSA:CRYPTO:50pts](UECTF2022/RSA) - [revPython:REV:100pts](UECTF2022/revPython) - [Deleted:FORENSICS:100pts](UECTF2022/Deleted) - [buffer_overflow:PWN:50pts](UECTF2022/buffer_overflow) - [PDF:MISC:400pts](UECTF2022/PDF) - [redaction gone wrong 2:MISC:100pts](UECTF2022/redaction_gone_wrong_2) - [GIF1:MISC:100pts](UECTF2022/GIF1) - [Compare:FORENSICS:100pts](UECTF2022/Compare) - [dotnet:REV:450pts](UECTF2022/dotnet) - [Discord 1:FORENSICS:127pts](UECTF2022/Discord_1) - [captain-hook:REV:323pts](UECTF2022/captain-hook) - [GIF2:MISC:127pts](UECTF2022/GIF2) - [OSINT:MISC:436pts](UECTF2022/OSINT) - [discrete:REV:400pts](UECTF2022/discrete) - [webapi:WEB:100pts](UECTF2022/webapi) - [request-validation:WEB:323pts](UECTF2022/request-validation) - [Discord2:FORENSICS:323pts](UECTF2022/Discord2) - [WHEREAMI:MISC:400pts](UECTF2022/WHEREAMI) - [guess:PWN:356pts](UECTF2022/guess) ## SekaiCTF 2022 (2022/09/30) [SekaiCTF 2022](SekaiCTF_2022) 1349 Points - [Bottle Poem:Web:100pts](SekaiCTF_2022/Bottle_Poem) - [Broken Converter:Forensics:100pts](SekaiCTF_2022/Broken_Converter) - [flag Mono:Forensics:368pts](SekaiCTF_2022/flag_Mono) - [Vocaloid Heardle:Misc:325pts](SekaiCTF_2022/Vocaloid_Heardle) - [Perfect Match X-treme:Reverse:100pts](SekaiCTF_2022/Perfect_Match_X-treme) - [Issues:Web:356pts](SekaiCTF_2022/Issues) ## CakeCTF 2022 (2022/09/03) [CakeCTF 2022](CakeCTF_2022) 851 Points - [readme 2022:misc:133pts](CakeCTF_2022/readme_2022) - [CakeGEAR:web:98pts](CakeCTF_2022/CakeGEAR) - [OpenBio:web:135pts](CakeCTF_2022/OpenBio) - [matsushima3:cheat:196pts](CakeCTF_2022/matsushima3) - [Cake Memory:cheat:289pts](CakeCTF_2022/Cake_Memory) ## MapleCTF 2022 (2022/08/27) [MapleCTF 2022](MapleCTF_2022) 165 Points - [honksay:Web:50pts](MapleCTF_2022/honksay) - [Bookstore:Web:65pts](MapleCTF_2022/Bookstore) - [Pickle Factory:Web:50pts](MapleCTF_2022/Pickle_Factory) ## nazotokiCTF (2022/07/17) [nazotokiCTF](nazotokiCTF) 772 Points - [Welcome:Tutorial:1pts](nazotokiCTF/Welcome) - [おひつじ座:Riddle - Fire elements:11pts](nazotokiCTF/おひつじ座) - [しし座:Riddle - Fire elements:21pts](nazotokiCTF/しし座) - [いて座:Riddle - Fire elements:31pts](nazotokiCTF/いて座) - [おうし座:Knowledge - Earth elemtnts:12pts](nazotokiCTF/おうし座) - [おとめ座:Knowledge - Earth elemtnts:22pts](nazotokiCTF/おとめ座) - [やぎ座:Knowledge - Earth elemtnts:32pts](nazotokiCTF/やぎ座) - [ふたご座:Web - Air elemtnts:13pts](nazotokiCTF/ふたご座) - [てんびん座:Web - Air elemtnts:23pts](nazotokiCTF/てんびん座) - [みずがめ座:Web - Air elemtnts:33pts](nazotokiCTF/みずがめ座) - [かに座:Misc - Water elements:14pts](nazotokiCTF/かに座) - [さそり座:Misc - Water elements:24pts](nazotokiCTF/さそり座) - [うお座:Misc - Water elements:34pts](nazotokiCTF/うお座) - [へびつかい座:2nd Challenge:100pts](nazotokiCTF/へびつかい座) - [最終問題:Last Challenge:200pts](nazotokiCTF/最終問題) - [Thank you:Congratulations!!:201pts](nazotokiCTF/Thank_you) ## vsCTF (2022/07/09) [vsCTF](vsCTF) 1017 Points - [Sanity Check:Web:100pts](vsCTF/Sanity_Check) - [Baby Eval:Web:435pts](vsCTF/Baby_Eval) - [vsCAPTCHA:Web:482pts](vsCTF/vsCAPTCHA) ## TyphoonCon CTF 2022 (2022/06/20) [TyphoonCon CTF 2022](TyphoonCon_CTF_2022) 400 Points - [KnowMe:Web:100pts](TyphoonCon_CTF_2022/KnowMe) - [Hidden Character:Web:200pts](TyphoonCon_CTF_2022/Hidden_Character) - [Typo:Web:100pts](TyphoonCon_CTF_2022/Typo) ## WeCTF 2022 (2022/06/11) [WeCTF 2022](WeCTF_2022) 1462 Points - [Pkg:Web:616pts](WeCTF_2022/Pkg) - [Pkg (Extra Hard):Web:846pts](WeCTF_2022/Pkg_(Extra_Hard)) ## HSCTF 9 (2022/06/05) [HSCTF 9](HSCTF_9) 3069 Points - [gallery:web:201pts](HSCTF_9/gallery) - [paas:miscellaneous:347pts](HSCTF_9/paas) - [squeal:web:219pts](HSCTF_9/squeal) - [png-wizard:web:423pts](HSCTF_9/png-wizard) - [png-wizard-v2:web:459pts](HSCTF_9/png-wizard-v2) - [markdown-plus-plus:web:480pts](HSCTF_9/markdown-plus-plus) - [hsgtf:web:489pts](HSCTF_9/hsgtf) - [eunectes-murinus:reversing:450pts](HSCTF_9/eunectes-murinus) ## TJCTF 2022 (2022/05/13) [TJCTF 2022](TJCTF_2022) 3574 Points - [lamb-sauce:web:116pts](TJCTF_2022/lamb-sauce) - [photoable:web:270pts](TJCTF_2022/photoable) - [game-leaderboard:web:174pts](TJCTF_2022/game-leaderboard) - [ascordle:web:198pts](TJCTF_2022/ascordle) - [analects:web:246pts](TJCTF_2022/analects) - [mmocc:web:333pts](TJCTF_2022/mmocc) - [fruit-store:web:287pts](TJCTF_2022/fruit-store) - [fleecebook:web:378pts](TJCTF_2022/fleecebook) - [portalstrology:web:361pts](TJCTF_2022/portalstrology) - [viewy:web:312pts](TJCTF_2022/viewy) - [jokster:web:441pts](TJCTF_2022/jokster) - [dnu-merch:web:458pts](TJCTF_2022/dnu-merch) ## TSG LIVE! 8 CTF (2022/05/14) [TSG LIVE! 8 CTF](TSG_LIVE!_8_CTF) 950 Points - [guess:Misc:250pts](TSG_LIVE!_8_CTF/guess) - [Problem on fire:Web:200pts](TSG_LIVE!_8_CTF/Problem_on_fire) - [DNS ROPOB:Rev:400pts](TSG_LIVE!_8_CTF/DNS_ROPOB) - [bpxover:Pwn:100pts](TSG_LIVE!_8_CTF/bpxover) ## ångstromCTF 2022 (2022/04/30) [ångstromCTF 2022](ångstromCTF_2022) 710 Points - [The Flash:Web:40pts](ångstromCTF_2022/The_Flash) - [Auth Skip:Web:40pts](ångstromCTF_2022/Auth_Skip) - [crumbs:Web:50pts](ångstromCTF_2022/crumbs) - [Xtra Salty Sardines:Web:70pts](ångstromCTF_2022/Xtra_Salty_Sardines) - [Art Gallery:Web:100pts](ångstromCTF_2022/Art_Gallery) - [No Flags?:Web:150pts](ångstromCTF_2022/No_Flags%3F) - [Secure Vault:Web:130pts](ångstromCTF_2022/Secure_Vault) - [School Unblocker:Web:130pts](ångstromCTF_2022/School_Unblocker) ## NahamCon CTF 2022 (2022/04/28) [NahamCon CTF 2022](NahamCon_CTF_2022) 2579 Points - [Prisoner:Warmups:50pts](NahamCon_CTF_2022/Prisoner) - [Jurassic Park:Web:50pts](NahamCon_CTF_2022/Jurassic_Park) - [Personnel:Web:50pts](NahamCon_CTF_2022/Personnel) - [EXtravagant:Web:50pts](NahamCon_CTF_2022/EXtravagant) - [Mobilize:Mobile:50pts](NahamCon_CTF_2022/Mobilize) - [Steam Locomotive:Miscellaneous:50pts](NahamCon_CTF_2022/Steam_Locomotive) - [Unimod:Cryptography:50pts](NahamCon_CTF_2022/Unimod) - [Gossip:Miscellaneous:144pts](NahamCon_CTF_2022/Gossip) - [One Mantissa Please:Miscellaneous:276pts](NahamCon_CTF_2022/One_Mantissa_Please) - [Hacker Ts:Web:422pts](NahamCon_CTF_2022/Hacker_Ts) - [To Be And Not To Be:Miscellaneous:261pts](NahamCon_CTF_2022/To_Be_And_Not_To_Be) - [Two For One:Web:473pts](NahamCon_CTF_2022/Two_For_One) - [Flaskmetal Alchemist:Web:168pts](NahamCon_CTF_2022/Flaskmetal_Alchemist) - [Babiersteps:Binary Exploitation:50pts](NahamCon_CTF_2022/Babiersteps) - [Babysteps:Binary Exploitation:385pts](NahamCon_CTF_2022/Babysteps) - [Crash Override:Warmups:50pts](NahamCon_CTF_2022/Crash_Override) ## OFPPT-CTF (2022/03/21) [OFPPT-CTF](OFPPT-CTF) 6713 Points - [Logs:Web:200pts](OFPPT-CTF/Logs) - [Prison Break:linux:304pts](OFPPT-CTF/Prison_Break) - [Trickster:Exploitation:248pts](OFPPT-CTF/Trickster) - [Chocolate:Web:400pts](OFPPT-CTF/Chocolate) - [php:Web:481pts](OFPPT-CTF/php) - [Broken Python:Miscellanous:380pts](OFPPT-CTF/Broken_Python) - [library:Web:400pts](OFPPT-CTF/library) - [Shark:Forensics:200pts](OFPPT-CTF/Shark) - [Unsecure Password:Exploitation:400pts](OFPPT-CTF/Unsecure_Password) - [Milkshake:Cryptography:250pts](OFPPT-CTF/Milkshake) - [Case loss:Cryptography:500pts](OFPPT-CTF/Case_loss) - [DNA:Warmup:200pts](OFPPT-CTF/DNA) - [EZBinary:Binary:250pts](OFPPT-CTF/EZBinary) - [Weird Colors:Steganography:700pts](OFPPT-CTF/Weird_Colors) - [Look in the shadow:Steganography:300pts](OFPPT-CTF/Look_in_the_shadow) - [Weird sounds:Cryptography:700pts](OFPPT-CTF/Weird_sounds) - [Creds:Binary:300pts](OFPPT-CTF/Creds) - [Electrical:Steganography:500pts](OFPPT-CTF/Electrical) ## Harekaze mini CTF 2021 (2021/12/24) [Harekaze mini CTF 2021](Harekaze_mini_CTF_2021) 623 Points - [Welcome:Welcome:100pts](Harekaze_mini_CTF_2021/Welcome) - [Incomplete Blog:Web:201pts](Harekaze_mini_CTF_2021/Incomplete_Blog) - [Osoraku Secure Note:Web:322pts](Harekaze_mini_CTF_2021/Osoraku_Secure_Note) ## taskctf21 (2021/12/12) [taskctf21](taskctf21) 220 Points - [script_kiddie2:Pwnable:30pts](taskctf21/script_kiddie2) - [prediction:Pwnable:50pts](taskctf21/prediction) - [super_easy3:Pwnable:30pts](taskctf21/super_easy3) - [js:Misc:30pts](taskctf21/js) - [polyglot:Misc:30pts](taskctf21/polyglot) - [polygolf:Misc:50pts](taskctf21/polygolf) ## Thor 2021 CTF (2021/11/26) [Thor 2021 CTF](Thor_2021_CTF) 4813 Points - [Break the logic:Web:652pts](Thor_2021_CTF/Break_the_logic) - [Phpbaby:Web:528pts](Thor_2021_CTF/Phpbaby) - [Tricks 1:Web:120pts](Thor_2021_CTF/Tricks_1) - [How to read read without read:Web:630pts](Thor_2021_CTF/How_to_read_read_without_read) - [Tricks 2:Web:270pts](Thor_2021_CTF/Tricks_2) - [You Shall Not EVAL:Web:782pts](Thor_2021_CTF/You_Shall_Not_EVAL) - [Poison:Web:682pts](Thor_2021_CTF/Poison) - [CVEmaster:Forensics:467pts](Thor_2021_CTF/CVEmaster) - [Email Hunt:OSINT:682pts](Thor_2021_CTF/Email_Hunt) ## WaniCTF 2021 (2021/11/05) [WaniCTF 2021](WaniCTF_2021) 1799 Points - [sourcemap:Web:158pts](WaniCTF_2021/sourcemap) - [POST Challenge:Web:181pts](WaniCTF_2021/POST_Challenge) - [nearest:Misc:221pts](WaniCTF_2021/nearest) - [partition01:Forensics:177pts](WaniCTF_2021/partition01) - [NoSQL:Web:224pts](WaniCTF_2021/NoSQL) - [traversal:Web:285pts](WaniCTF_2021/traversal) - [Styled memo:Web:350pts](WaniCTF_2021/Styled_memo) - [partition02:Forensics:203pts](WaniCTF_2021/partition02) ## Open xINT CTF 2021 (2021/10/23) [Open xINT CTF 2021](Open_xINT_CTF_2021) 2600 Points - [WHOIS:WEB:50pts](Open_xINT_CTF_2021/WHOIS) - [past cetificate:WEB:100pts](Open_xINT_CTF_2021/past_cetificate) - [Village:Paralympic:300pts](Open_xINT_CTF_2021/Village) - [Afganistan:PLACE:500pts](Open_xINT_CTF_2021/Afganistan) - [JELLY FISH:FORENSICS:100pts](Open_xINT_CTF_2021/JELLY_FISH) - [Plate:WEB:150pts](Open_xINT_CTF_2021/Plate) - [TOKYO2020:BUS:150pts](Open_xINT_CTF_2021/TOKYO2020) - [DISK:PLACE:300pts](Open_xINT_CTF_2021/DISK) - [e-bike:WEB:250pts](Open_xINT_CTF_2021/e-bike) - [waitress:WEB:200pts](Open_xINT_CTF_2021/waitress) - [dissertation:WEB:200pts](Open_xINT_CTF_2021/dissertation) - [soar to new heights:BUS:300pts](Open_xINT_CTF_2021/soar_to_new_heights) ## NITIC CTF 2 (2021/09/05) [NITIC CTF 2](NITIC_CTF_2) 2200 Points - [web_meta:Web:100pts](NITIC_CTF_2/web_meta) - [long flag:Web:200pts](NITIC_CTF_2/long_flag) - [pwn monster 1:Pwn:200pts](NITIC_CTF_2/pwn_monster_1) - [pwn monster 2:Pwn:300pts](NITIC_CTF_2/pwn_monster_2) - [Excel:Misc:100pts](NITIC_CTF_2/Excel) - [image_conv:Misc:200pts](NITIC_CTF_2/image_conv) - [password:Web:300pts](NITIC_CTF_2/password) - [pwn monster 3:Pwn:300pts](NITIC_CTF_2/pwn_monster_3) - [protected:Rev:200pts](NITIC_CTF_2/protected) - [password fixed:Web:300pts](NITIC_CTF_2/password_fixed) ## setodaNote CTF (2021/08/21) [setodaNote CTF](setodaNote_CTF) 3320 Points - [Redirect:Web:150pts](setodaNote_CTF/Redirect) - [Mx.Flag:Web:150pts](setodaNote_CTF/Mx.Flag) - [Estimated:Web:120pts](setodaNote_CTF/Estimated) - [tkys_royale:Web:120pts](setodaNote_CTF/tkys_royale) - [Mistake:Web:100pts](setodaNote_CTF/Mistake) - [puni_puni:Web:80pts](setodaNote_CTF/puni_puni) - [Header:Web:50pts](setodaNote_CTF/Header) - [Body:Web:30pts](setodaNote_CTF/Body) - [tkys_let_die:Pwn:100pts](setodaNote_CTF/tkys_let_die) - [Helloworld:Rev:50pts](setodaNote_CTF/Helloworld) - [Passcode:Rev:120pts](setodaNote_CTF/Passcode) - [Host:Network:30pts](setodaNote_CTF/Host) - [Nothing:Misc:120pts](setodaNote_CTF/Nothing) - [Redacted:Misc:150pts](setodaNote_CTF/Redacted) - [MITRE:OSINT:100pts](setodaNote_CTF/MITRE) - [lets_bake:Crypto:150pts](setodaNote_CTF/lets_bake) - [1989:Pwn:200pts](setodaNote_CTF/1989) - [identify_the_source:OSINT:250pts](setodaNote_CTF/identify_the_source) - [Shellcode:Pwn:300pts](setodaNote_CTF/Shellcode) - [Digdig:Network:200pts](setodaNote_CTF/Digdig) - [tkys_not_enough:Network:250pts](setodaNote_CTF/tkys_not_enough) - [WEARECIA:Crypto:300pts](setodaNote_CTF/WEARECIA) - [CSIRT_asks_you_02:Forensics:200pts](setodaNote_CTF/CSIRT_asks_you_02) - [Thank_you_for_playing:Misc:0pts](setodaNote_CTF/Thank_you_for_playing) ## HSCTF 8 (2021/06/14) [HSCTF 8](HSCTF_8) 2115 Points - [NRC:web:107pts](HSCTF_8/NRC) - [grading:web:397pts](HSCTF_8/grading) - [message-board:web:305pts](HSCTF_8/message-board) - [digits-of-pi:web:388pts](HSCTF_8/digits-of-pi) - [digits-of-pi-2:web:474pts](HSCTF_8/digits-of-pi-2) - [big-blind:web:444pts](HSCTF_8/big-blind) ## BCACTF 2.0 (2021/06/11) [BCACTF 2.0](BCACTF_2.0) 1550 Points - [Wasm Protected Site 1:webex:100pts](BCACTF_2.0/Wasm_Protected_Site_1) - [Agent Gerald:webex:125pts](BCACTF_2.0/Agent_Gerald) - [Movie-Login-2:webex:150pts](BCACTF_2.0/Movie-Login-2) - [Movie-Login-3:webex:200pts](BCACTF_2.0/Movie-Login-3) - [Regular Website:webex:200pts](BCACTF_2.0/Regular_Website) - [Wasm Protected Site 2:webex:250pts](BCACTF_2.0/Wasm_Protected_Site_2) - [L10N Poll:webex:300pts](BCACTF_2.0/L10N_Poll) - [Welcome to the Casino:misc:125pts](BCACTF_2.0/Welcome_to_the_Casino) - [A Fun Game:rev:100pts](BCACTF_2.0/A_Fun_Game) ## ångstromCTF 2021 (2021/04/03) [ångstromCTF 2021](ångstromCTF_2021) 1260 Points - [Archaic:Misc:50pts](ångstromCTF_2021/Archaic) - [Jar:Web:70pts](ångstromCTF_2021/Jar) - [Sea of Quills:Web:70pts](ångstromCTF_2021/Sea_of_Quills) - [Sea of Quills 2:Web:160pts](ångstromCTF_2021/Sea_of_Quills_2) - [Spoofy:Web:160pts](ångstromCTF_2021/Spoofy) - [nomnomnom:Web:130pts](ångstromCTF_2021/nomnomnom) - [Secure Login:Binary:50pts](ångstromCTF_2021/Secure_Login) - [tranquil:Binary:70pts](ångstromCTF_2021/tranquil) - [Sanity Checks:Binary:80pts](ångstromCTF_2021/Sanity_Checks) - [stickystacks:Binary:90pts](ångstromCTF_2021/stickystacks) - [Float On:Misc:130pts](ångstromCTF_2021/Float_On) - [FREE FLAGS!!1!!:Rev:50pts](ångstromCTF_2021/FREE_FLAGS!!1!!) - [Exclusive Cipher:Crypto:40pts](ångstromCTF_2021/Exclusive_Cipher) - [Keysar v2:Crypto:40pts](ångstromCTF_2021/Keysar_v2) - [sosig:Crypto:70pts](ångstromCTF_2021/sosig) ## DarkCON (2021/02/20) [DarkCON](DarkCON) 1094 Points - [WTF PHP:Web:269pts](DarkCON/WTF_PHP) - [Easy PHP:Web:384pts](DarkCON/Easy_PHP) - [Meme_Stash:Web:441pts](DarkCON/Meme_Stash) ## Harekaze mini CTF 2020 (2020/12/26) [Harekaze mini CTF 2020](Harekaze_mini_CTF_2020) 1020 Points - [Welcome:Misc:91pts](Harekaze_mini_CTF_2020/Welcome) - [What time is it now?:Web:123pts](Harekaze_mini_CTF_2020/What_time_is_it_now%3F) - [Easy Flag Checker:Reversing:130pts](Harekaze_mini_CTF_2020/Easy_Flag_Checker) - [Shellcode:Pwn:154pts](Harekaze_mini_CTF_2020/Shellcode) - [rsa:Crypto:186pts](Harekaze_mini_CTF_2020/rsa) - [Wait:Reversing:157pts](Harekaze_mini_CTF_2020/Wait) - [NM Game:Misc:179pts](Harekaze_mini_CTF_2020/NM_Game) ## KosenXm4sCTF (2020/12/24) [KosenXm4sCTF](KosenXm4sCTF) 1832 Points - [Welcome:Welcome:500pts](KosenXm4sCTF/Welcome) - [beginners_shell:Pwn:61pts](KosenXm4sCTF/beginners_shell) - [match_flag:Pwn:71pts](KosenXm4sCTF/match_flag) - [dead_or_alive:Pwn:80pts](KosenXm4sCTF/dead_or_alive) - [let us walk zip:Misc:71pts](KosenXm4sCTF/let_us_walk_zip) - [magic_mirror:Misc:94pts](KosenXm4sCTF/magic_mirror) - [bad_path:Web:52pts](KosenXm4sCTF/bad_path) - [do_you_know_RSA?:Crypto:78pts](KosenXm4sCTF/do_you_know_RSA%3F) - [advanced_caesar:Crypto:94pts](KosenXm4sCTF/advanced_caesar) - [bad_hash:Crypto:97pts](KosenXm4sCTF/bad_hash) - [strings_binary:Reversing:41pts](KosenXm4sCTF/strings_binary) - [countdown:Reversing:68pts](KosenXm4sCTF/countdown) - [dummy:Reversing:82pts](KosenXm4sCTF/dummy) - [first_asm:Reversing:86pts](KosenXm4sCTF/first_asm) - [do_you_like_CBC?:Crypto:152pts](KosenXm4sCTF/do_you_like_CBC%3F) - [write_where_what:Pwn:104pts](KosenXm4sCTF/write_where_what) - [RGB:Reversing:101pts](KosenXm4sCTF/RGB) ## taskCTF20 (2020/12/06) [taskCTF20](taskCTF20) 392 Points - [welcome:Misc:10pts](taskCTF20/welcome) - [Caesar Cipher Translator:Web:88pts](taskCTF20/Caesar_Cipher_Translator) - [guess \`?v=\`:Misc:10pts](taskCTF20/guess_\`%3Fv=\`) - [grass flag:Misc:10pts](taskCTF20/grass_flag) - [social hacking:Misc:10pts](taskCTF20/social_hacking) - [OSINT 3:Misc:50pts](taskCTF20/OSINT_3) - [Evil Eval:Web:86pts](taskCTF20/Evil_Eval) - [Gacha:Web:90pts](taskCTF20/Gacha) - [OSINT 2:Misc:38pts](taskCTF20/OSINT_2) - [アンケート:Misc:0pts](taskCTF20/アンケート) ## Shakti CTF (2020/12/04) [Shakti CTF](Shakti_CTF) 600 Points - [AuthEN:Web Exploitation:50pts](Shakti_CTF/AuthEN) - [Ador:Web Exploitation:50pts](Shakti_CTF/Ador) - [Biscuits:Web Exploitation:50pts](Shakti_CTF/Biscuits) - [Hidd3n:Steganography:100pts](Shakti_CTF/Hidd3n) - [Invisible:Steganography:50pts](Shakti_CTF/Invisible) - [Wooooww:Misc:100pts](Shakti_CTF/Wooooww) - [Doors:Web Exploitation:100pts](Shakti_CTF/Doors) - [PharAway:Web Exploitation:100pts](Shakti_CTF/PharAway) ## CTF 313 (2020/12/03) [CTF 313](CTF_313) 45 Points - [BANGERS!:Web:15pts](CTF_313/BANGERS!) - [Russian Doll:Web:15pts](CTF_313/Russian_Doll) - ["The W":Web:15pts](CTF_313/"The_W") ## WaniCTF 2020 (2020/11/21) [WaniCTF 2020](WaniCTF_2020) 2998 Points - [Veni, vidi:Crypto:101pts](WaniCTF_2020/Veni,_vidi) - [exclusive:Crypto:101pts](WaniCTF_2020/exclusive) - [Basic RSA:Crypto:102pts](WaniCTF_2020/Basic_RSA) - [DevTools_1:Web:100pts](WaniCTF_2020/DevTools_1) - [DevTools_2:Web:101pts](WaniCTF_2020/DevTools_2) - [strings:Reversing:101pts](WaniCTF_2020/strings) - [simple:Reversing:101pts](WaniCTF_2020/simple) - [netcat:PWN:101pts](WaniCTF_2020/netcat) - [complex:Reversing:111pts](WaniCTF_2020/complex) - [var rewrite:PWN:101pts](WaniCTF_2020/var_rewrite) - [binsh address:PWN:102pts](WaniCTF_2020/binsh_address) - [Simple Memo:Web:101pts](WaniCTF_2020/Simple_Memo) - [Find a Number:Misc:101pts](WaniCTF_2020/Find_a_Number) - [MQTT Challenge:Misc:103pts](WaniCTF_2020/MQTT_Challenge) - [logged_flag:Forensics:101pts](WaniCTF_2020/logged_flag) - [ALLIGATOR_01:Forensics:102pts](WaniCTF_2020/ALLIGATOR_01) - [ALLIGATOR_02:Forensics:102pts](WaniCTF_2020/ALLIGATOR_02) - [chunk_eater:Forensics:102pts](WaniCTF_2020/chunk_eater) - [ALLIGATOR_03:Forensics:104pts](WaniCTF_2020/ALLIGATOR_03) - [zero_size_png:Forensics:107pts](WaniCTF_2020/zero_size_png) - [striped table:Web:101pts](WaniCTF_2020/striped_table) - [SQL Challenge 1:Web:102pts](WaniCTF_2020/SQL_Challenge_1) - [SQL Challenge 2:Web:105pts](WaniCTF_2020/SQL_Challenge_2) - [ret rewrite:PWN:103pts](WaniCTF_2020/ret_rewrite) - [got rewriter:PWN:104pts](WaniCTF_2020/got_rewriter) - [rop func call:PWN:109pts](WaniCTF_2020/rop_func_call) - [one gadget rce:PWN:113pts](WaniCTF_2020/one_gadget_rce) - [LCG crack:Crypto:105pts](WaniCTF_2020/LCG_crack) - [l0g0n:Crypto:111pts](WaniCTF_2020/l0g0n) ## SunshineCTF 2020 (2020/11/07) [SunshineCTF 2020](SunshineCTF_2020) 373 Points - [Welcome!:Misc:1pts](SunshineCTF_2020/Welcome!) - [Disboard Round 2:Misc:2pts](SunshineCTF_2020/Disboard_Round_2) - [Password Pandemonium:Web:100pts](SunshineCTF_2020/Password_Pandemonium) - [Hotel Door Puzzle:Reversing:100pts](SunshineCTF_2020/Hotel_Door_Puzzle) - [User Guide:PEGASUS:10pts](SunshineCTF_2020/User_Guide) - [RTFM:PEGASUS:10pts](SunshineCTF_2020/RTFM) - [Magically Delicious:Crypto:100pts](SunshineCTF_2020/Magically_Delicious) - [speedrun-00:Speedrun:10pts](SunshineCTF_2020/speedrun-00) - [speedrun-01:Speedrun:10pts](SunshineCTF_2020/speedrun-01) - [speedrun-04:Speedrun:10pts](SunshineCTF_2020/speedrun-04) - [speedrun-02:Speedrun:10pts](SunshineCTF_2020/speedrun-02) - [speedrun-05:Speedrun:10pts](SunshineCTF_2020/speedrun-05) ## NACTF (2020/10/30) [NACTF](NACTF) 3000 Points - [Inspect:Web:50pts](NACTF/Inspect) - [Missing Image:Web:75pts](NACTF/Missing_Image) - [Forms:Web:125pts](NACTF/Forms) - [Login:Web:175pts](NACTF/Login) - [Cookie Recipe:Web:150pts](NACTF/Cookie_Recipe) - [Greeter:Binary Exploitation:150pts](NACTF/Greeter) - [Calculator:Web:150pts](NACTF/Calculator) - [Gummies:Forensics:50pts](NACTF/Gummies) - [Meta-morphosis:Forensics:75pts](NACTF/Meta-morphosis) - [Turnips:Forensics:100pts](NACTF/Turnips) - [Secret Message:Forensics:100pts](NACTF/Secret_Message) - [Error 0:Cryptography:150pts](NACTF/Error_0) - [Arithmetic:General Skills:150pts](NACTF/Arithmetic) - [Zip Madness:General Skills:175pts](NACTF/Zip_Madness) - [Dr. J's Vegetable Factory #1 :General Skills:50pts](NACTF/Dr._J's_Vegetable_Factory_%231_) - [Dr. J's Vegetable Factory #2 :General Skills:150pts](NACTF/Dr._J's_Vegetable_Factory_%232_) - [Random Number Generator:Cryptography:250pts](NACTF/Random_Number_Generator) - [Dr. J's Vegetable Factory #3 :General Skills:175pts](NACTF/Dr._J's_Vegetable_Factory_%233_) - [Turnips 2:Forensics:150pts](NACTF/Turnips_2) - [Static:Forensics:250pts](NACTF/Static) - [dROPit:Binary Exploitation:300pts](NACTF/dROPit) ## Syskron Security CTF 2020 (2020/10/21) [Syskron Security CTF 2020](Syskron_Security_CTF_2020) 1150 Points - [Deadly malware:Trivia:25pts](Syskron_Security_CTF_2020/Deadly_malware) - [Change:Tuesday:200pts](Syskron_Security_CTF_2020/Change) - [DoS attack:Monday:100pts](Syskron_Security_CTF_2020/DoS_attack) - [Security framework:Trivia:25pts](Syskron_Security_CTF_2020/Security_framework) - [Security.txt:Tuesday:200pts](Syskron_Security_CTF_2020/Security.txt) - [Leak audit:Tuesday:200pts](Syskron_Security_CTF_2020/Leak_audit) - [Stolen licenses:Wednesday:300pts](Syskron_Security_CTF_2020/Stolen_licenses) - [Ladder password:Monday:100pts](Syskron_Security_CTF_2020/Ladder_password) ## DamCTF (2020/10/10) [DamCTF](DamCTF) 921 Points - [finger-warmup (beginner):web:160pts](DamCTF/finger-warmup_(beginner)) - [side-channel:misc:390pts](DamCTF/side-channel) - [hacker-camp:web:371pts](DamCTF/hacker-camp) ## MaidakeCTF2020 (2020/09/21) [MaidakeCTF2020](MaidakeCTF2020) 2000 Points - [ひらがな64:Crypt:300pts](MaidakeCTF2020/ひらがな64) - [:Misc:200pts](MaidakeCTF2020/) - [爆速:Web:200pts](MaidakeCTF2020/爆速) - [SVG:Misc:100pts](MaidakeCTF2020/SVG) - [残像:Web:200pts](MaidakeCTF2020/残像) - [社内用検索エンジン:Web:300pts](MaidakeCTF2020/社内用検索エンジン) - [やらかし:Web:300pts](MaidakeCTF2020/やらかし) - [SVG 2nd:Misc:200pts](MaidakeCTF2020/SVG_2nd) - [焼肉W:Misc:200pts](MaidakeCTF2020/焼肉W) ## DownUnderCTF (2020/09/18) [DownUnderCTF](DownUnderCTF) 2466 Points - [Leggos:web:100pts](DownUnderCTF/Leggos) - [On the spectrum:forensics:100pts](DownUnderCTF/On_the_spectrum) - [formatting:reversing:100pts](DownUnderCTF/formatting) - [Shell this!:pwn:100pts](DownUnderCTF/Shell_this!) - [rot-i:crypto:100pts](DownUnderCTF/rot-i) - [Twitter:misc:10pts](DownUnderCTF/Twitter) - [Discord:misc:10pts](DownUnderCTF/Discord) - [Bad man:osint:200pts](DownUnderCTF/Bad_man) - [Welcome!:misc:100pts](DownUnderCTF/Welcome!) - [16 Home Runs:misc:100pts](DownUnderCTF/16_Home_Runs) - [Pretty Good Pitfall:misc:200pts](DownUnderCTF/Pretty_Good_Pitfall) - [In a pickle:misc:200pts](DownUnderCTF/In_a_pickle) - [Welcome to Petstagram:osint:100pts](DownUnderCTF/Welcome_to_Petstagram) - [Off the Rails 2: Electric Boogaloo: Far from Home:osint:336pts](DownUnderCTF/Off_the_Rails_2:_Electric_Boogaloo:_Far_from_Home) - [Addition:misc:200pts](DownUnderCTF/Addition) - [Return to what:pwn:200pts](DownUnderCTF/Return_to_what) - [Survey:survey:10pts](DownUnderCTF/Survey) - [added protection:reversing:200pts](DownUnderCTF/added_protection) - [homepage:misc:100pts](DownUnderCTF/homepage) ## COMPFEST CTF 2020 (2020/09/06) [COMPFEST CTF 2020](COMPFEST_CTF_2020) 2583 Points - [Sanity Check:Misc:1pts](COMPFEST_CTF_2020/Sanity_Check) - [Super Judge:Web:757pts](COMPFEST_CTF_2020/Super_Judge) - [Regular Forum Page:Web:864pts](COMPFEST_CTF_2020/Regular_Forum_Page) - [NoPass:Web:961pts](COMPFEST_CTF_2020/NoPass) ## csictf 2020 (2020/07/17) [csictf 2020](csictf_2020) 4432 Points - [Cascade:Web:100pts](csictf_2020/Cascade) - [Oreo:Web:100pts](csictf_2020/Oreo) - [Mr Rami:Web:211pts](csictf_2020/Mr_Rami) - [Warm Up:Web:100pts](csictf_2020/Warm_Up) - [Secure Portal:Web:304pts](csictf_2020/Secure_Portal) - [pwn intended 0x1:Pwn:100pts](csictf_2020/pwn_intended_0x1) - [pwn intended 0x2:Pwn:280pts](csictf_2020/pwn_intended_0x2) - [pwn intended 0x3:Pwn:313pts](csictf_2020/pwn_intended_0x3) - [AKA:Linux:100pts](csictf_2020/AKA) - [find32:Linux:276pts](csictf_2020/find32) - [Gradient sky:Forensics:100pts](csictf_2020/Gradient_sky) - [Archenemy:Forensics:368pts](csictf_2020/Archenemy) - [Panda:Forensics:427pts](csictf_2020/Panda) - [Rivest Shamir Adleman:Crypto:100pts](csictf_2020/Rivest_Shamir_Adleman) - [Secret Society:Pwn:435pts](csictf_2020/Secret_Society) - [Feedback:Feedback:10pts](csictf_2020/Feedback) - [HTB 0x1:Linux:446pts](csictf_2020/HTB_0x1) - [No DIStractions:Miscellaneous:330pts](csictf_2020/No_DIStractions) - [Pirates of the Memorial:OSINT:332pts](csictf_2020/Pirates_of_the_Memorial) ## NITIC CTF (2020/07/19) [NITIC CTF](NITIC_CTF) 1200 Points - [prime_factorization:PPC:200pts](NITIC_CTF/prime_factorization) - [cha1n:Misc:200pts](NITIC_CTF/cha1n) - [anim:Forensic:200pts](NITIC_CTF/anim) - [Fortran:Reversing:200pts](NITIC_CTF/Fortran) - [shift_only:Crypto:200pts](NITIC_CTF/shift_only) - [8^2:Web:100pts](NITIC_CTF/8^2) - [Dangerous Twitter:Recon:100pts](NITIC_CTF/Dangerous_Twitter) ## redpwnCTF 2020 (2020/06/21) [redpwnCTF 2020](redpwnCTF_2020) 5013 Points - [inspector-general:web:112pts](redpwnCTF_2020/inspector-general) - [login:web:148pts](redpwnCTF_2020/login) - [static-pastebin:web:373pts](redpwnCTF_2020/static-pastebin) - [coffer-overflow-0:pwn:179pts](redpwnCTF_2020/coffer-overflow-0) - [coffer-overflow-1:pwn:282pts](redpwnCTF_2020/coffer-overflow-1) - [coffer-overflow-2:pwn:304pts](redpwnCTF_2020/coffer-overflow-2) - [secret-flag:pwn:348pts](redpwnCTF_2020/secret-flag) - [CaaSiNO:misc:402pts](redpwnCTF_2020/CaaSiNO) - [4k-rsa:crypto:389pts](redpwnCTF_2020/4k-rsa) - [12-shades-of-redpwn:crypto:429pts](redpwnCTF_2020/12-shades-of-redpwn) - [pseudo-key:crypto:341pts](redpwnCTF_2020/pseudo-key) - [static-static-hosting:web:434pts](redpwnCTF_2020/static-static-hosting) - [panda-facts:web:412pts](redpwnCTF_2020/panda-facts) - [the-library:pwn:424pts](redpwnCTF_2020/the-library) - [itsy-bitsy:crypto:436pts](redpwnCTF_2020/itsy-bitsy) ## RACTF (2020/06/05) [RACTF](RACTF) 7800 Points - [Remote Retreat:OSINT:250pts](RACTF/Remote_Retreat) - [Quarantine - Hidden information:Web:150pts](RACTF/Quarantine_-_Hidden_information) - [Solved in a Flash:Reversing / Pwn:100pts](RACTF/Solved_in_a_Flash) - [Entrypoint:Web:200pts](RACTF/Entrypoint) - [Admin Attack:Web:300pts](RACTF/Admin_Attack) - [A Musical Mix-up:Steg / Forensics:200pts](RACTF/A_Musical_Mix-up) - [A Monster Issue:Steg / Forensics:100pts](RACTF/A_Monster_Issue) - [Cut Short:Steg / Forensics:200pts](RACTF/Cut_Short) - [Reading Between the Lines:Misc:300pts](RACTF/Reading_Between_the_Lines) - [Suspended Belief:OSINT:350pts](RACTF/Suspended_Belief) - [Brick by Brick:OSINT:400pts](RACTF/Brick_by_Brick) - [Tree Man:OSINT:300pts](RACTF/Tree_Man) - [Dead Man:OSINT:350pts](RACTF/Dead_Man) - [Insert witty name:Web:200pts](RACTF/Insert_witty_name) - [BR.MOV:Misc:400pts](RACTF/BR.MOV) - [RAirways:OSINT:200pts](RACTF/RAirways) - [pearl pearl pearl:Misc:300pts](RACTF/pearl_pearl_pearl) - [Really Small Algorithm:Cryptography:150pts](RACTF/Really_Small_Algorithm) - [Quarantine:Web:200pts](RACTF/Quarantine) - [Teleport:Misc:300pts](RACTF/Teleport) - [Baiting:Web:200pts](RACTF/Baiting) - [Getting admin:Web:300pts](RACTF/Getting_admin) - [C0llide?:Web:250pts](RACTF/C0llide%3F) - [Spentalkux:Misc:300pts](RACTF/Spentalkux) - [Finding server information:Web:350pts](RACTF/Finding_server_information) - [Xtremely Memorable Listing:Web:200pts](RACTF/Xtremely_Memorable_Listing) - [ST.MOV:Misc:250pts](RACTF/ST.MOV) - [B007l3G CRYP70:Cryptography:350pts](RACTF/B007l3G_CRYP70) - [B007L36 CRYP70... 4641N:Cryptography:400pts](RACTF/B007L36_CRYP70..._4641N) - [Vandalism:Web:250pts](RACTF/Vandalism) ## HSCTF 7 (2020/06/01) [HSCTF 7](HSCTF_7) 1820 Points - [Blurry Eyes:Web Exploitation:100pts](HSCTF_7/Blurry_Eyes) - [Inspector Gadget:Web Exploitation:100pts](HSCTF_7/Inspector_Gadget) - [Broken Tokens:Web Exploitation:100pts](HSCTF_7/Broken_Tokens) - [AP Lab: Computer Science Principles:Reverse Engineering:100pts](HSCTF_7/AP_Lab:_Computer_Science_Principles) - [AP Lab: English Language:Reverse Engineering:100pts](HSCTF_7/AP_Lab:_English_Language) - [My First Calculator:Miscellaneous:100pts](HSCTF_7/My_First_Calculator) - [Boredom:Binary Exploitation:100pts](HSCTF_7/Boredom) - [Pythagorean Tree Fractal 2:Algorithms:100pts](HSCTF_7/Pythagorean_Tree_Fractal_2) - [Comments:Forensics:100pts](HSCTF_7/Comments) - [Recursion Reverse:Reverse Engineering:100pts](HSCTF_7/Recursion_Reverse) - [XORed:Cryptography:100pts](HSCTF_7/XORed) - [Does CTFd Work?:Miscellaneous:10pts](HSCTF_7/Does_CTFd_Work%3F) - [Discord Flag:Miscellaneous:10pts](HSCTF_7/Discord_Flag) - [Do Stars Spin? 1:Miscellaneous:100pts](HSCTF_7/Do_Stars_Spin%3F_1) - [Mad Libs:Forensics:100pts](HSCTF_7/Mad_Libs) - [Debt Simulator:Web Exploitation:100pts](HSCTF_7/Debt_Simulator) - [Chonky E:Cryptography:100pts](HSCTF_7/Chonky_E) - [Very Safe Login:Web Exploitation:100pts](HSCTF_7/Very_Safe_Login) - [Primes:Miscellaneous:100pts](HSCTF_7/Primes) - [Unexpected:Cryptography:100pts](HSCTF_7/Unexpected) ## SECCON Beginners CTF 2020 (2020/05/23) [SECCON Beginners CTF 2020](SECCON_Beginners_CTF_2020) 888 Points - [Welcome:Misc:50pts](SECCON_Beginners_CTF_2020/Welcome) - [emoemoencode:Misc:53pts](SECCON_Beginners_CTF_2020/emoemoencode) - [R&B:Crypto:52pts](SECCON_Beginners_CTF_2020/R&B) - [Spy:Web:55pts](SECCON_Beginners_CTF_2020/Spy) - [mask:Reversing:62pts](SECCON_Beginners_CTF_2020/mask) - [readme:Misc:272pts](SECCON_Beginners_CTF_2020/readme) - [unzip:Web:188pts](SECCON_Beginners_CTF_2020/unzip) - [yakisoba:Misc:156pts](SECCON_Beginners_CTF_2020/yakisoba) ## SharkyCTF (2020/05/09) [SharkyCTF](SharkyCTF) 1146 Points - [Welcome:Misc:10pts](SharkyCTF/Welcome) - [XXExternalXX:Web:70pts](SharkyCTF/XXExternalXX) - [basic LSB:Steganography:50pts](SharkyCTF/basic_LSB) - [Trolled:Misc:50pts](SharkyCTF/Trolled) - [Containment Forever:Web:266pts](SharkyCTF/Containment_Forever) - [Logs In ! Part 1:Web:155pts](SharkyCTF/Logs_In_!_Part_1) - [Erwin's file manager:Misc:197pts](SharkyCTF/Erwin's_file_manager) - [RattataTACACS:Network:167pts](SharkyCTF/RattataTACACS) - [Pain in the ass:Forensics:181pts](SharkyCTF/Pain_in_the_ass) ## HexionCTF 2020 (2020/04/11) [HexionCTF 2020](HexionCTF_2020) 2273 Points - [Mirage:Misc:100pts](HexionCTF_2020/Mirage) - [Hmmm:Misc:453pts](HexionCTF_2020/Hmmm) - [T&J:Misc:839pts](HexionCTF_2020/T&J) - [Notes:Web:881pts](HexionCTF_2020/Notes) - [Survey:Survey:0pts](HexionCTF_2020/Survey) ## ångstromCTF 2020 (2020/03/14) [ångstromCTF 2020](ångstromCTF_2020) 1160 Points - [Git Good:Web:70pts](ångstromCTF_2020/Git_Good) - [Reasonably Strong Algorithm:Crypto:70pts](ångstromCTF_2020/Reasonably_Strong_Algorithm) - [Keysar:Crypto:40pts](ångstromCTF_2020/Keysar) - [clam clam clam:Misc:70pts](ångstromCTF_2020/clam_clam_clam) - [ws2:Misc:80pts](ångstromCTF_2020/ws2) - [ws3:Misc:180pts](ångstromCTF_2020/ws3) - [Shifter:Misc:160pts](ångstromCTF_2020/Shifter) - [Windows of Opportunity:Rev:50pts](ångstromCTF_2020/Windows_of_Opportunity) - [Xmas Still Stands:Web:50pts](ångstromCTF_2020/Xmas_Still_Stands) - [PSK:Misc:90pts](ångstromCTF_2020/PSK) - [Inputter:Misc:100pts](ångstromCTF_2020/Inputter) - [Taking Off:Rev:70pts](ångstromCTF_2020/Taking_Off) - [Survey:Misc:5pts](ångstromCTF_2020/Survey) - [Autorev, Assemble!:Rev:125pts](ångstromCTF_2020/Autorev,_Assemble!)