Recent additions

2024-11-24T01:26:49Z - CyberSci Regionals 2024: parts

(ctf)

An RSA crypto challenge from CyberSci 2024.

2024-11-23T21:12:55Z - CyberSci Regionals 2024: candidate_registry

(ctf)

A crypto challenge from CyberSci 2024.

2024-11-04T01:07:33Z - Hack The Vote 2024: small snake

(ctf)

A python (kernel micropython) sandbox escape challenge from Hack The Vote 2024.

2024-10-28T19:53:00Z - TorrentTrader vulnerabilities

(vulns)

All the fun stuff: account takeover, arbitrary code execution, etc. On a production site. Disclaimer: written months after discovery and disclosure of vulnerabilities.

2024-10-28T00:32:00Z - HeroCTF v6: State

(ctf)

Crypto challenge from the 2024 HeroCTF: RC4 decryption using a snapshot (dump of a process’s stack) of the final internal permutation.

2024-10-28T00:31:00Z - HeroCTF v6: Halloween

(ctf)

Crypto challenge from the 2024 HeroCTF: Exploiting a flawed counter in GOST’s CTR mode leading to repeating keystream.

2024-10-28T00:30:00Z - DEADFACE CTF 2024: Cogs in the Machine

(ctf)

A simple crypto challenge from DEADFACE CTF 2024.

2024-10-28T00:29:00Z - DEADFACE CTF 2024: Discreet Logging

(ctf)

A simple crypto challenge from DEADFACE CTF 2024.

2024-10-28T00:29:00Z - HFCTF 2024: Bad Daemon

(ctf)

A python and C reverse challenge from Hackfest 2024’s CTF.

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