Shakti CTF 2022
24 challenges with 50 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 CTFtimeBinary exploitation6
Turn a memory-safety bug in a native binary into control of execution. Usually a stack overflow, a format string, or a heap primitive.
Ropework
5 official solutionsAlso written up in: Team-Shakti/CTF-Write-ups, Team-Shakti/CTF-Write-ups, Team-Shakti/CTF-Write-ups, hrippix/CTF-Write-ups, hrippix/CTF-Write-ups
Game Of Thrones
2 official solutionsAlso written up in: Team-Shakti/CTF-Write-ups, hrippix/CTF-Write-ups
Guess The Key
2 official solutionsAlso written up in: Team-Shakti/CTF-Write-ups, hrippix/CTF-Write-ups
Phrack Crack
2 official solutionsAlso written up in: Team-Shakti/CTF-Write-ups, hrippix/CTF-Write-ups
Play To Win
2 official solutionsAlso written up in: Team-Shakti/CTF-Write-ups, hrippix/CTF-Write-ups
Racing Cars
2 official solutionsAlso written up in: Team-Shakti/CTF-Write-ups, hrippix/CTF-Write-ups
Web5
Reach data or functionality the application meant to keep from you - through its inputs, its tokens, or its trust in the client.
Be Alert
2 official solutionsAlso written up in: Team-Shakti/CTF-Write-ups, hrippix/CTF-Write-ups
Failed
2 official solutionsAlso written up in: Team-Shakti/CTF-Write-ups, hrippix/CTF-Write-ups
Also written up in: Team-Shakti/CTF-Write-ups, hrippix/CTF-Write-ups
Ping Pong
2 official solutionsAlso written up in: Team-Shakti/CTF-Write-ups, hrippix/CTF-Write-ups
Safe Upload
2 official solutionsAlso written up in: Team-Shakti/CTF-Write-ups, hrippix/CTF-Write-ups
Cryptography5
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.
cAex0r
2 official solutionsAlso written up in: Team-Shakti/CTF-Write-ups, hrippix/CTF-Write-ups
D0uble Cbc
2 official solutionsAlso written up in: Team-Shakti/CTF-Write-ups, hrippix/CTF-Write-ups
Eazy peaZy
2 official solutionsAlso written up in: Team-Shakti/CTF-Write-ups, hrippix/CTF-Write-ups
R3d33m R4nd0m
2 official solutionsAlso written up in: Team-Shakti/CTF-Write-ups, hrippix/CTF-Write-ups
secRetS
2 official solutionsAlso written up in: Team-Shakti/CTF-Write-ups, hrippix/CTF-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.
Clicky
2 official solutionsAlso written up in: Team-Shakti/CTF-Write-ups, hrippix/CTF-Write-ups
LoveCalculator
2 official solutionsAlso written up in: Team-Shakti/CTF-Write-ups, hrippix/CTF-Write-ups
Also written up in: Team-Shakti/CTF-Write-ups, hrippix/CTF-Write-ups
Forensics3
Recover something from a file, a capture, or a disk image - often from a part of it the format says is unused.
Fishy
2 official solutionsAlso written up in: Team-Shakti/CTF-Write-ups, hrippix/CTF-Write-ups
Mission1
2 official solutionsAlso written up in: Team-Shakti/CTF-Write-ups, hrippix/CTF-Write-ups
Mission2
2 official solutionsAlso written up in: Team-Shakti/CTF-Write-ups, hrippix/CTF-Write-ups
Misc2
Everything that fits no other box: esolangs, puzzles, scripting exercises, and the jail escapes that have not yet earned their own category.
Pyjails
2 official solutionsAlso written up in: Team-Shakti/CTF-Write-ups, hrippix/CTF-Write-ups
Same technique in picoCTF: PW Crack 2, Permissions, Specialer