Hack.lu CTF 2016
19 challenges with 62 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 CTFtimeMisc9
Everything that fits no other box: esolangs, puzzles, scripting exercises, and the jail escapes that have not yet earned their own category.
Also written up in: sonickun/ctf-crypto-writeups, samuraictf/writeups, sonickun/ctf-crypto-writeups, samuraictf/writeups
Same technique in picoCTF: PW Crack 2, Permissions, Specialer
Also written up in: sonickun/ctf-crypto-writeups, samuraictf/writeups, samuraictf/writeups
Same technique in picoCTF: PW Crack 2, Permissions, Specialer
Also written up in: samuraictf/writeups, samuraictf/writeups
Same technique in picoCTF: PW Crack 2, Permissions, Specialer
Also written up in: samuraictf/writeups, shift-crops/CTFWriteups
Same technique in picoCTF: PW Crack 2, Permissions, Specialer
Also written up in: samuraictf/writeups, l4ser.github.io
Same technique in picoCTF: PW Crack 2, Permissions, Specialer
Old-Tshirt Contest
1 writeupAlso written up in: ctfs/write-ups-2016, vishwaraj/write-ups-2016
- trivia
Same technique in picoCTF: PW Crack 2, Permissions, Specialer
CthCoin
2 writeupsSame technique in picoCTF: PW Crack 2, Permissions, Specialer
Maze 200
2 official solutionsAlso written up in: ctfs/write-ups-2016, vishwaraj/write-ups-2016
Simplepdf 150
2 official solutionsAlso written up in: ctfs/write-ups-2016, vishwaraj/write-ups-2016
Cryptography6
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: sonickun/ctf-crypto-writeups, samuraictf/writeups, sonickun/ctf-crypto-writeups, samuraictf/writeups
Same technique in picoCTF: It's Not My Fault 2, StegoRSA, AES-ABC
Survival Guide 250
4 official solutionsAlso written up in: ctfs/write-ups-2016, ctfs/write-ups-2016, vishwaraj/write-ups-2016, vishwaraj/write-ups-2016
Cornelius 1 200
2 official solutionsAlso written up in: ctfs/write-ups-2016, vishwaraj/write-ups-2016
Cryptolocker 200
2 official solutionsAlso written up in: ctfs/write-ups-2016, vishwaraj/write-ups-2016
Cthcoin 150
2 official solutionsAlso written up in: ctfs/write-ups-2016, vishwaraj/write-ups-2016
Redacted 200
2 official solutionsAlso written up in: ctfs/write-ups-2016, vishwaraj/write-ups-2016
Reverse engineering3
Work out what a compiled program does without its source, then work backwards from the check to the input that passes it.
Call Of Cthulhu 350
2 official solutionsAlso written up in: ctfs/write-ups-2016, vishwaraj/write-ups-2016
Cthulhus Treasure 300
2 official solutionsAlso written up in: ctfs/write-ups-2016, vishwaraj/write-ups-2016
Cthulhusoft 350
2 official solutionsAlso written up in: ctfs/write-ups-2016, vishwaraj/write-ups-2016
Uncategorised1
The upstream scoreboard did not say, so neither do we.
Dataonly 200
2 official solutionsAlso written up in: ctfs/write-ups-2016, vishwaraj/write-ups-2016