Jack Pan

#crypto

2 posts

CIT CTF 2026: a few writeups worth keeping

I played CIT CTF 2026 over the holiday — this is the index post for a short series of writeups covering Web, Crypto and Misc challenges.

CTFcit-ctf-2026web

CIT CTF 2026 · Baby Exponent: the most textbook RSA e=3

Public exponent e=3, plaintext small enough that m³ never overflowed the modulus. Integer cube root and done.

CTFcit-ctf-2026crypto