Gros

cryptopals solutions


For archival purposes, I am uploading solutions for the great cryptopals challenges.

pwn2win 2019 - matRoSkA


tldr; common factorization methods (close primes, pollard’s p-1) with quirks

ASLR entropy


tldr; simple code for ASLR entropy measurements

PlaidCTF 2019 - Horst


tldr; Feistel network with constant round key + permutations

Insomni'hack 2019


PHPPrivate tldr; invalid prepare SQL function

Teaser CONFidence CTF 2019 - Really Suspicious Acronym


tldr; RSA factorization with approximated p/q ratio

pwnable.kr writeups


Writeups for pwnable.kr