# CTF (Capture The Flag) wrteups This repository contains writeups of some of the chalenges I have solved during various CTFs I have participated in. Every writeup contains a challenge description, my solution to the challenge and a flag. # Stats Full stats: https://ctftime.org/team/16701 (Stack) # CTF (Capture The Flag) writeups - [2024 Writeups](#2024) - [2022 Writeups](#2022) - [2020 Writeups](#2020) - [2019 Writeups](#2019) - [2018 Writeups](#2018) - [2017 Writeups](#2017) - [2016 Writeups](#2016) - [2015 Writeups](#2015) - [Stats](#Stats) # 2024 ### IrisCTF 2024 **What's My Password?, Web 50** https://github.com/bl4de/ctf/blob/master/2024/IrisCTF_2024/whats-my-password/whats_my_password_solution.md # 2022 ### SquareCTF 2022 **EZ Pwn 1, Pwn 50** https://github.com/bl4de/ctf/blob/master/2022/SquareCTF_2022/ezpwn1_writeup.md # 2020 ### Midnightsun CTF 2020 **Admpanel, Pwn 58** https://github.com/bl4de/ctf/blob/master/2020/Midnight_Sun_2020_CTF/admpanel.md # 2019 ### TAMUctf 2019 **Bird Box, Web 478** https://github.com/bl4de/ctf/blob/master/2019/TAMUCTF_2019/writeups/Web2_Bird_Box_Challenge.md **Login App, Web 477** https://github.com/bl4de/ctf/blob/master/2019/TAMUCTF_2019/writeups/Web4_Login_App.md # 2018 ### DEFCON QUALS 2018 **sbva, Web 110** https://github.com/bl4de/ctf/blob/master/2018/DEF_CON_Quals_2018/sbva/sbva_web.md ### INSHACK CTF 2018 **Crimemail, Web 20** https://github.com/bl4de/ctf/blob/master/2018/INSHACK_CTF_2018/crimemail/Crimemail_Web20.md **Crypt0r part 1, Crypto 20** https://github.com/bl4de/ctf/blob/master/2018/INSHACK_CTF_2018/crypt0r/Crypt0r_Crypto20.md ### nullcon HackIM 2018 **Web2** https://github.com/bl4de/ctf/blob/master/2018/nullcon_CTF_2018/web2/web2_200.md # 2017 ### CERT.PL ECSM 2017 CTF **Web1** https://github.com/bl4de/ctf/blob/master/2017/CERTPL_ECSM_2017/web1_writeup.md ### Hack Dat Kiwi CTF 2017 **MD5 Games, Web 50** https://github.com/bl4de/ctf/blob/master/2017/HackDatKiwi_CTF_2017/md5games1/md5games1.md ### ASIS CTF 2017 **Golem is Stupid!, Web 41** https://github.com/bl4de/ctf/blob/master/2017/ASIS_CTF_2017/Golem/Golem_Web_writeup.md ### PlaidCTF 2017 **zipper, Misc 50** https://github.com/bl4de/ctf/blob/master/2017/PlaidCTF_2017/zipper/zipper.md ### Volga 2017 Quals **Bloody Feedback, Web 100** https://github.com/bl4de/ctf/blob/master/2017/Volga2017_CTF_Quals/Bloody_Feedback_Web_100/Bloody_Feedback_Web_100.md ### Boston Key Party 2017 **Prudentialv2, Cloud 50** https://github.com/bl4de/ctf/blob/master/2017/BostonKeyParty_2017/Prudentialv2/Prudentialv2_Cloud_50.md ### nullcon HackIM 2017 **Web1** https://github.com/bl4de/ctf/blob/master/2017/nullcon_HackIM_2017/Web1.md **Web2** https://github.com/bl4de/ctf/blob/master/2017/nullcon_HackIM_2017/Web2.md ### AlexCTF 2017 **Crypto, Scripting, Forensic, RE, Trivia challenges writeup from AlexCTF** https://github.com/bl4de/ctf/blob/master/2017/AlexCTF/alexctf_2017_challenges_writeups.md # 2016 ### Hack The Vote 2016 CTF **Sanders Fan Club, Web 100** https://github.com/bl4de/ctf/blob/master/2016/HackTheVote_2016/Web100_Indiana/Sanders_Fan_Club_Web100.md ### CSAW CTF Qualification Round 2016 **mfw, Web 125** https://github.com/bl4de/ctf/blob/master/2016/CSAW_CTF_2016/mfw/mfw_web125.md **kill, Forensic 50** https://github.com/bl4de/ctf/tree/master/2016/CSAW_CTF_2016/kill ### Tokyo Westerns / MMA CTF 2016 **Global Site, Web 50** https://github.com/bl4de/ctf/tree/master/2016/Tokyo_Westerns_MMA_CTF_2016/Global_Page_Web_50 ### IceCTF 2016 **Exposed, Web 60** **Miners, Web 65** **Scavenger Hunt, Misc 60** **Hidden in Plain Sight, RE 45** https://github.com/bl4de/ctf/blob/master/2016/IceCTF/IceCTF_writeups.md ### TU CTF 2016 **Duck Print, Web 100** https://github.com/bl4de/ctf/tree/master/2016/TUCTF_2016/Duck_Print_Web100 **Student Grades, Web 50** https://github.com/bl4de/ctf/tree/master/2016/TUCTF_2016/Student_Grades_Web50 ### Google Capture The Flag 2016 **Ernst Echidna, Web 50** https://github.com/bl4de/ctf/tree/master/2016/Google_CTF_2016/Ernst_Echidna_Web_50 **In Recorded Conversation, Forensic 25** https://github.com/bl4de/ctf/tree/master/2016/Google_CTF_2016/In_Recorded_Conversation_Forensic_25 **Spotted Quoll, Web 50** https://github.com/bl4de/ctf/tree/master/2016/Google_CTF_2016/Spotted_Quoll_Web_50 **Wallowing Wallabies, Web 25** https://github.com/bl4de/ctf/tree/master/2016/Google_CTF_2016/Wallowing_Wallabies_Web_25 ### internetwache 2016 CTF **0ldsk00lBlog, Web 80** https://github.com/bl4de/ctf/blob/master/2016/internetwache_2016/0ldsk00lBlog_Web80_writeup.md **Quick Run, Misc 60** https://github.com/bl4de/ctf/blob/master/2016/internetwache_2016/QuickRun_Misc60_writeup.md **Rock With The Shark, Misc 70** https://github.com/bl4de/ctf/blob/master/2016/internetwache_2016/RockWithTheShark_Misc70_writeup.md ### nullcon HackIM 2016 CTF **Unicle, Web 200** https://github.com/bl4de/ctf/blob/master/2016/HackIM_2016/Unicle_Web200/Unicle_Web200_writeup.md # 2015 ### Ekoparty 2015 CTF **Scytcrypto, Crypto 50** https://github.com/bl4de/ctf/blob/master/2015/Ekoparty_CTF_2015/Scytcrypto_Crypto50.md **XOR Crypter, Crypto 200** https://github.com/bl4de/ctf/blob/master/2015/Ekoparty_CTF_2015/XOR_Crypter_Crypto200.md ### Hack.lu CTF 2015 **Module Loader, Web 100** https://github.com/bl4de/ctf/blob/master/2015/HACK.LU_CTF_2015/Module_Loader_Web100_writeup.md ### ASIS CTF Finals 2015 **Biglie, Forensic 100** https://github.com/bl4de/ctf/blob/master/2015/ASIS_CTF_2015/Biglie_Forensic_100_writeup.md ### CSAW CTF Qualification Round 2015 **Lawn Care Simulator, Web 200** https://github.com/bl4de/ctf/blob/master/2015/CSAW_CTF_2015/LawnCareimulator_Web200_writeup.md ### MMA CTF 2015 **Uploader, Web 100** https://github.com/bl4de/ctf/blob/master/2015/MMACTF_2015/Uploader_Web100.md ### Boston Key Party 2015 **Birgham Circle, Web 25** https://github.com/bl4de/ctf/blob/master/2015/BostonKeyPartyCTF_2015/BrighamCircle.md **Museum of Fine Arts, Web 25** https://github.com/bl4de/ctf/blob/master/2015/BostonKeyPartyCTF_2015/MuseumOfFineArts.md **North Eastern University, Web 25** https://github.com/bl4de/ctf/blob/master/2015/BostonKeyPartyCTF_2015/NorthEasternUniv.md **Prudential, Web 25** https://github.com/bl4de/ctf/blob/master/2015/BostonKeyPartyCTF_2015/Prudential.md **Symphony, Web 25** https://github.com/bl4de/ctf/blob/master/2015/BostonKeyPartyCTF_2015/Symphony.md