IRON CTF 2024
22 challenges with 32 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 CTFtimeUncategorised8
The upstream scoreboard did not say, so neither do we.
Minecraft Cipher
2 official solutionsAlso written up in: kevinychen/flame-ctf-writeups, a-p-n/CTF-solutions
RSA 1
2 official solutionsAlso written up in: a-p-n/CTF-solutions, a-p-n/CTF-solutions
Backdoor
1 official solutionAlso written up in: a-p-n/CTF-solutions
Image
1 official solutionAlso written up in: a-p-n/CTF-solutions
RSA 2
1 official solutionAlso written up in: a-p-n/CTF-solutions
Secure Notes
1 official solutionAlso written up in: vital-information-resource-under-siege/PWN-Challenges
Secure Vault
1 official solutionAlso written up in: sam-mg/Cryptic-CodeCruncher-s-Cache
Teller Mo
1 official solutionAlso written up in: kevinychen/flame-ctf-writeups
Binary exploitation4
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: juke-33/Write-ups
- warmup
- pwn
Same technique in picoCTF: lockdown-horses, Guessing Game 1, Bizz Fuzz
Also written up in: vital-information-resource-under-siege/PWN-Challenges
- pwn
Same technique in picoCTF: lockdown-horses, Guessing Game 1, Bizz Fuzz
Blind
1 official solutionAlso written up in: baddddddddd/ctf-writeups
SortingServer
1 official solutionAlso written up in: baddddddddd/ctf-writeups
Misc4
Everything that fits no other box: esolangs, puzzles, scripting exercises, and the jail escapes that have not yet earned their own category.
Fire in the Base Camp
2 official solutionsAlso written up in: sam-mg/Cryptic-CodeCruncher-s-Cache, ArifPeycal/ctf-writeups
Also written up in: juke-33/Write-ups
- misc
Same technique in picoCTF: PW Crack 2, Permissions, Specialer
Capital Of Italy
1 official solutionAlso written up in: baddddddddd/ctf-writeups
JWT Hunt
1 official solutionAlso written up in: juke-33/Write-ups
Cryptography3
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.
Dantzig's Puzzle
3 official solutionsAlso written up in: juke-33/Write-ups, a-p-n/CTF-solutions, juke-33/Write-ups
Questions
2 official solutionsAlso written up in: a-p-n/CTF-solutions, juke-33/Write-ups
Algebra Exam
1 official solutionAlso written up in: juke-33/Write-ups
Web2
Reach data or functionality the application meant to keep from you - through its inputs, its tokens, or its trust in the client.
b64SiteViewer
1 official solutionAlso written up in: baddddddddd/ctf-writeups
- web
- csrf
- xss
- cookie-tossing
Same technique in picoCTF: Live Art, secure-email-service, logon
Forensics1
Recover something from a file, a capture, or a disk image - often from a part of it the format says is unused.
Game of Hunt
1 official solutionAlso written up in: ArifPeycal/ctf-writeups