CTF (Capture The Flag) writeups
- 2022 Writeups
- 2020 Writeups
- 2019 Writeups
- 2018 Writeups
- 2017 Writeups
- 2016 Writeups
- 2015 Writeups
- Stats
2023
(...)
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
Stats
2023
In progress...
2022
Ranking position: 3516 with 11,415, 42 (122 total) in Poland
Full stats: https://ctftime.org/team/16701 (Stack)
2021
Ranking position: 2741 with 13.110, 44 (114 total) in Poland
Full stats: https://ctftime.org/team/16701 (Stack)
2020
Ranking position: 2064 with 16.076 points; finished in top 5,75% teams with any points in CTFtime ranking, with 1,126% points of the best team
teams with any points: 35999
best team result: 1425,658 (perfect blue, USA)
Full stats: https://ctftime.org/team/16701 (Stack)
2019
Ranking position: 1167 with 22.539 points; finished in top 4.701% teams with any points in CTFtime ranking, with 2,06% points of the best team
teams with any points: 24822
best team result: 1092.652 (Dragon Sector, PL)
Full stats: https://ctftime.org/team/16701 (Stack)
2018
Ranking position: 1095 with 17.534 points; finished in top 7.083% teams with any points in CTFtime ranking, with 1,60% points of the best team
teams with any points: 18677
best team result: 1089,866 (Dragon Sector, PL)
Full stats: https://ctftime.org/team/16701 (Stack)
2017
Ranking position: 1251 with 13,435 points; finished in top 8,55% teams with any points in CTFtime ranking, with 1,72% points of the best team
teams with any points: 14615
best team result: 791,422 (Eat, Sleep, Pwn, Repeat, Germany)
Full stats: https://ctftime.org/team/16701 (Stack)
2016
Ranking position: 882 with 11,276 points; finished in top 9% teams with any points in CTFtime ranking, with 0,69% points of the best team
teams with any points: 10593
best team result: 1642,737 (dcua, Ukraine)
Writeups, tools, code snippets and notes from various CTF events I took part.
CTFtime.org ranking points calculator
https://github.com/bl4de/ctf/blob/master/calculatePoints.py
Simple Python script to calculate CTFtime.org ranking points from particular CTF event points based on formula from
https://ctftime.org/rating-formula/
ctftime/ctftime.org#25 [FIXED]