Crypto CTF 2022
63 challenges with 179 published community solutions between them. Solution links go to CTFtime’s task page, which aggregates every writeup for a challenge - individual blog posts rot, the aggregator does not.
Full task list on CTFtimeUncategorised55
The upstream scoreboard did not say, so neither do we.
Lagima
7 official solutionsAlso written up in: banhcuon79/ctf-writeups, kuruwa2/ctf-writeups, roadicing/ctf-writeups, roadicing/ctf-writeups, banhcuon79/ctf-writeups, kuruwa2/ctf-writeups, roadicing/ctf-writeups
Resign
7 official solutionsAlso written up in: jontay999/CTF-writeups, Sarkoxed/ctf-writeups, roadicing/ctf-writeups, jontay999/CTF-writeups, kuruwa2/ctf-writeups, kuruwa2/ctf-writeups, roadicing/ctf-writeups
Chall
6 official solutionsAlso written up in: google/google-ctf, google/google-ctf, adzkyyy/writeup-ctf, death-of-rats/CTF, death-of-rats/CTF, death-of-rats/CTF
Infinitycastle
6 official solutionsAlso written up in: rkm0959/CTFWriteups, kuruwa2/ctf-writeups, roadicing/ctf-writeups, roadicing/ctf-writeups, kuruwa2/ctf-writeups, roadicing/ctf-writeups
polyRSA
6 official solutionsAlso written up in: Sarkoxed/ctf-writeups, roadicing/ctf-writeups, pcw109550/write-up, banhcuon79/ctf-writeups, kuruwa2/ctf-writeups, roadicing/ctf-writeups
Aniely
5 official solutionsAlso written up in: roadicing/ctf-writeups, pcw109550/write-up, banhcuon79/ctf-writeups, kuruwa2/ctf-writeups, roadicing/ctf-writeups
Cantilever
5 official solutionsAlso written up in: roadicing/ctf-writeups, pcw109550/write-up, banhcuon79/ctf-writeups, kuruwa2/ctf-writeups, roadicing/ctf-writeups
Keydream
5 official solutionsAlso written up in: kuruwa2/ctf-writeups, roadicing/ctf-writeups, roadicing/ctf-writeups, kuruwa2/ctf-writeups, roadicing/ctf-writeups
Klamkin
5 official solutionsAlso written up in: jontay999/CTF-writeups, roadicing/ctf-writeups, jontay999/CTF-writeups, kuruwa2/ctf-writeups, roadicing/ctf-writeups
Larisa
5 official solutionsAlso written up in: Sarkoxed/ctf-writeups, roadicing/ctf-writeups, banhcuon79/ctf-writeups, kuruwa2/ctf-writeups, roadicing/ctf-writeups
Oak land
5 official solutionsAlso written up in: Sarkoxed/ctf-writeups, roadicing/ctf-writeups, pcw109550/write-up, kuruwa2/ctf-writeups, roadicing/ctf-writeups
Watery Soup
5 official solutionsAlso written up in: jontay999/CTF-writeups, roadicing/ctf-writeups, jontay999/CTF-writeups, kuruwa2/ctf-writeups, roadicing/ctf-writeups
313loyal
4 official solutionsAlso written up in: roadicing/ctf-writeups, jontay999/CTF-writeups, kuruwa2/ctf-writeups, roadicing/ctf-writeups
Baphomet
4 official solutionsAlso written up in: roadicing/ctf-writeups, banhcuon79/ctf-writeups, kuruwa2/ctf-writeups, roadicing/ctf-writeups
Also written up in: roadicing/ctf-writeups, pcw109550/write-up, kuruwa2/ctf-writeups, roadicing/ctf-writeups
Also written up in: kuruwa2/ctf-writeups, roadicing/ctf-writeups, roadicing/ctf-writeups, kuruwa2/ctf-writeups
Also written up in: Sarkoxed/ctf-writeups, roadicing/ctf-writeups, kuruwa2/ctf-writeups, roadicing/ctf-writeups
Also written up in: kuruwa2/ctf-writeups, roadicing/ctf-writeups, roadicing/ctf-writeups, kuruwa2/ctf-writeups
Shaim
4 official solutionsAlso written up in: rkm0959/CTFWriteups, roadicing/ctf-writeups, kuruwa2/ctf-writeups, roadicing/ctf-writeups
Side Step
4 official solutionsAlso written up in: roadicing/ctf-writeups, jontay999/CTF-writeups, kuruwa2/ctf-writeups, roadicing/ctf-writeups
Also written up in: roadicing/ctf-writeups, jontay999/CTF-writeups, kuruwa2/ctf-writeups, roadicing/ctf-writeups
Also written up in: Sarkoxed/ctf-writeups, roadicing/ctf-writeups, kuruwa2/ctf-writeups, roadicing/ctf-writeups
Versace
4 official solutionsAlso written up in: roadicing/ctf-writeups, jontay999/CTF-writeups, kuruwa2/ctf-writeups, roadicing/ctf-writeups
Diploma
3 official solutionsAlso written up in: roadicing/ctf-writeups, kuruwa2/ctf-writeups, roadicing/ctf-writeups
Faonsa
3 official solutionsAlso written up in: roadicing/ctf-writeups, kuruwa2/ctf-writeups, roadicing/ctf-writeups
Fiercest
3 official solutionsAlso written up in: roadicing/ctf-writeups, kuruwa2/ctf-writeups, roadicing/ctf-writeups
Healthcheck
3 official solutionsAlso written up in: google/google-ctf, google/google-ctf, google/google-ctf
Jeksign
3 official solutionsAlso written up in: roadicing/ctf-writeups, kuruwa2/ctf-writeups, roadicing/ctf-writeups
Also written up in: death-of-rats/CTF, death-of-rats/CTF, death-of-rats/CTF
Source
3 official solutionsAlso written up in: death-of-rats/CTF, death-of-rats/CTF, death-of-rats/CTF
Sparse
3 official solutionsAlso written up in: roadicing/ctf-writeups, kuruwa2/ctf-writeups, roadicing/ctf-writeups
Volgo
3 official solutionsAlso written up in: roadicing/ctf-writeups, kuruwa2/ctf-writeups, roadicing/ctf-writeups
Crooked Roulette
2 official solutionsAlso written up in: maulvialf/CTF-Challs-Archive, maulvialf/CTF-Challs-Archive
Persian Cat
2 official solutionsAlso written up in: roadicing/ctf-writeups, kuruwa2/ctf-writeups
PrimeGuesser1
2 official solutionsAlso written up in: maulvialf/CTF-Challs-Archive, maulvialf/CTF-Challs-Archive
PrimeGuesser2
2 official solutionsAlso written up in: maulvialf/CTF-Challs-Archive, maulvialf/CTF-Challs-Archive
Also written up in: death-of-rats/CTF
Cantilever Solve
1 official solutionAlso written up in: Sarkoxed/ctf-writeups
Cryptor
1 official solutionAlso written up in: hkcert-ctf/CTF-Challenges
Encrypt
1 official solutionAlso written up in: deut-erium/ctf-writeups-2022
Encrypt Modern
1 official solutionAlso written up in: google/google-ctf
Flags
1 official solutionAlso written up in: kuruwa2/ctf-writeups
Grhkm
1 official solutionAlso written up in: jontay999/CTF-writeups
Larisa Solve
1 official solutionAlso written up in: Sarkoxed/ctf-writeups
MyController
1 official solutionAlso written up in: hkcert-ctf/CTF-Challenges
Oak Land Solve
1 official solutionAlso written up in: Sarkoxed/ctf-writeups
One Trick Pony
1 official solutionAlso written up in: maulvialf/CTF-Challs-Archive
polyRSA solve
1 official solutionAlso written up in: Sarkoxed/ctf-writeups
Problem
1 official solutionAlso written up in: utisss/ctf
Recovered Plaintext
1 official solutionAlso written up in: msaw328/ctf_writeups
Resign Solve
1 official solutionAlso written up in: Sarkoxed/ctf-writeups
Also written up in: adzkyyy/writeup-ctf
SecureSlots I
1 official solutionAlso written up in: maulvialf/CTF-Challs-Archive
Server
1 official solutionAlso written up in: google/google-ctf
Solve2
1 official solutionAlso written up in: deut-erium/ctf-writeups-2022
Cryptography8
Recover a plaintext or a key from something that was supposed to protect it. In practice: identify the scheme, find the parameter the author got wrong, exploit it.
Also written up in: jontay999/CTF-writeups, roadicing/ctf-writeups, pcw109550/write-up, banhcuon79/ctf-writeups, kuruwa2/ctf-writeups, roadicing/ctf-writeups
- crypto
- ecc
Same technique in picoCTF: It's Not My Fault 2, StegoRSA, AES-ABC
Also written up in: cryptocat.me
Imaginary Ictf
1 official solutionAlso written up in: cryptocat.me
Q1 2022
1 official solutionAlso written up in: mystiz.hk
Q2 2022
1 official solutionAlso written up in: mystiz.hk
Q3 2022
1 official solutionAlso written up in: mystiz.hk
Also written up in: sajjadium/ctf-archives
Vinegar
1 official solutionAlso written up in: twc1rcle.com