0CTF/TCTF 2022
30 challenges with 66 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 CTFtimeUncategorised22
The upstream scoreboard did not say, so neither do we.
BabyEncoder
6 official solutionsAlso written up in: justcatthefish/ctf-writeups, justcatthefish/ctf, perfectblue/ctf-writeups, justcatthefish/ctf-writeups, justcatthefish/ctf, rollsafe/ctf-writeups
Also written up in: perfectblue/ctf-writeups, waderwu/My-CTF-Challenges, rollsafe/ctf-writeups, perfectblue/ctf-writeups, rollsafe/ctf-writeups
Interweave
5 official solutionsAlso written up in: justcatthefish/ctf-writeups, hzqmwne/my-ctf-challenges, justcatthefish/ctf, hzqmwne/my-ctf-challenges, hzqmwne/my-ctf-challenges
Interewave
4 official solutionsAlso written up in: perfectblue/ctf-writeups, rollsafe/ctf-writeups, perfectblue/ctf-writeups, rollsafe/ctf-writeups
Qqbot
4 official solutionsAlso written up in: perfectblue/ctf-writeups, rollsafe/ctf-writeups, perfectblue/ctf-writeups, rollsafe/ctf-writeups
Babysnitch
2 official solutionsAlso written up in: perfectblue/ctf-writeups, rollsafe/ctf-writeups
Also written up in: perfectblue/ctf-writeups, rollsafe/ctf-writeups
Flag1
2 official solutionsAlso written up in: justcatthefish/ctf-writeups, justcatthefish/ctf
Flag3
2 official solutionsAlso written up in: justcatthefish/ctf-writeups, justcatthefish/ctf
Flag4 Interp
2 official solutionsAlso written up in: justcatthefish/ctf-writeups, justcatthefish/ctf
H2csmuggler
2 official solutionsAlso written up in: zsxsoft/my-ctf-challenges, zsxsoft/my-rctf-2018
Leopard
2 official solutionsAlso written up in: perfectblue/ctf-writeups, rollsafe/ctf-writeups
Login
2 official solutionsAlso written up in: perfectblue/ctf-writeups, rollsafe/ctf-writeups
Also written up in: perfectblue/ctf-writeups, rollsafe/ctf-writeups
Real Magic Dlog
2 official solutionsAlso written up in: perfectblue/ctf-writeups, rollsafe/ctf-writeups
Also written up in: perfectblue/ctf-writeups, rollsafe/ctf-writeups
Also written up in: perfectblue/ctf-writeups, rollsafe/ctf-writeups
Vintage
2 official solutionsAlso written up in: perfectblue/ctf-writeups, rollsafe/ctf-writeups
Babyheap2022
1 official solutionAlso written up in: rivit98/ctf-writeups
hessian onlyJdk
1 official solutionAlso written up in: waderwu/My-CTF-Challenges
Also written up in: crimist/ctf
TctfNftMarket
1 official solutionAlso written up in: Hope0351/CTF-collection
Binary exploitation3
Turn a memory-safety bug in a native binary into control of execution. Usually a stack overflow, a format string, or a heap primitive.
Also written up in: nobodyisnobody/write-ups, perfectblue/ctf-writeups, rollsafe/ctf-writeups
- heap
Same technique in picoCTF: vr-school, sice_cream, zero_to_hero
Also written up in: nobodyisnobody/write-ups
- pwn
- vm
Same technique in picoCTF: lockdown-horses, Guessing Game 1, Bizz Fuzz
Working.Exploit
1 official solutionAlso written up in: nobodyisnobody/write-ups
Reverse engineering3
Work out what a compiled program does without its source, then work backwards from the check to the input that passes it.
- rev
Same technique in picoCTF: Checkpass, WinAntiDbg0x100, WinAntiDbg0x200
- reverse
- engineering
Same technique in picoCTF: Checkpass, WinAntiDbg0x100, WinAntiDbg0x200
- reverse
- engineering
Same technique in picoCTF: Checkpass, WinAntiDbg0x100, WinAntiDbg0x200
Web1
Reach data or functionality the application meant to keep from you - through its inputs, its tokens, or its trust in the client.
- web
- java
- wildfly
- graalvm
Same technique in picoCTF: Java Code Analysis!?!, Live Art, secure-email-service
Misc1
Everything that fits no other box: esolangs, puzzles, scripting exercises, and the jail escapes that have not yet earned their own category.
- misc
Same technique in picoCTF: PW Crack 2, Permissions, Specialer