Hack.lu CTF 2023
24 challenges with 33 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 CTFtimeMisc13
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: jiniljeil/CTF, jiniljeil/CTF
Same technique in picoCTF: PW Crack 2, Codebook, convertme.py
Same technique in picoCTF: PW Crack 2, Permissions, Specialer
Same technique in picoCTF: PW Crack 2, Permissions, Specialer
Also written up in: shift-crops/CTFWriteups
Same technique in picoCTF: PW Crack 2, Permissions, Specialer
Also written up in: jiniljeil/CTF
Same technique in picoCTF: PW Crack 2, Permissions, Specialer
Same technique in picoCTF: PW Crack 2, Permissions, Specialer
Bat Kube
1 official solutionAlso written up in: shift-crops/CTFWriteups
Same technique in picoCTF: PW Crack 3, PW Crack 4, PW Crack 5
Same technique in picoCTF: PW Crack 2, Permissions, Specialer
Same technique in picoCTF: PW Crack 2, Permissions, Specialer
Same technique in picoCTF: PW Crack 2, Permissions, Specialer
Same technique in picoCTF: PW Crack 2, Permissions, Specialer
Same technique in picoCTF: PW Crack 2, Permissions, Specialer
Binary exploitation5
Turn a memory-safety bug in a native binary into control of execution. Usually a stack overflow, a format string, or a heap primitive.
Destiny Digits
1 official solutionAlso written up in: shift-crops/CTFWriteups
New House
1 official solutionAlso written up in: shift-crops/CTFWriteups
Also written up in: shift-crops/CTFWriteups
Rusty Mix
1 official solutionAlso written up in: shift-crops/CTFWriteups
Working.Exploit
1 official solutionAlso written up in: nobodyisnobody/write-ups
Web4
Reach data or functionality the application meant to keep from you - through its inputs, its tokens, or its trust in the client.
Awesomenotes 1
1 official solutionAlso written up in: jiniljeil/CTF
Awesomenotes 2
1 official solutionAlso written up in: jiniljeil/CTF
CelestialDB
1 official solutionAlso written up in: jiniljeil/CTF
Also written up in: jiniljeil/CTF
Uncategorised2
The upstream scoreboard did not say, so neither do we.
Doctored Dobbertin
2 official solutionsAlso written up in: shalaamum/ctf-writeups, shalaamum/ctf-writeups
Also written up in: shalaamum/ctf-writeups