Imaginary CTF 25 - Writeup for Bigger RSA crypto challenge
Factoring RSA modulus with a setup similar to the Approximate Common Divisor problem
TFC CTF 25 - Writeup for Deez Errorz crypto challenge
Solving an instance of the LWE problem with errors sourced from a known trinomial distribution
Deadsec CTF 25 - Writeup for my EBG crypto challenge
Elliptic curve shenanigans, followed by some sagemath magic, some meet in the middle, and truncated LCGs with an instance of the Hidden Number problem
HKCERT 2024 Quals - Writeups for Pigeon Post(2)
Writeups for Pigeon Post(2) from HKCERT CTF 24 quals.
BUET CTF 2024 Finals - Writeups for my authored crypto challenges
Writeups for Military Grader Counter, baby RSA revenge from BUET CTF 24 finals
BUET CTF 2024 Quals - Writeups for my authored crypto challenges
Writeups for Isshin the sword saint, One line crypto, Damaged wooden log from BUET CTF 24 quals.