TrustLab IITB 2025 - Prelims Writeup

Cryptography: 1. N00bRandomness: Analysis: In challenge.py , We notice following in main(): ct1 = maskbytes(msg1, A, C, SEED) ct3 = maskbytes(flag, A, C, SEED) print("PLAIN1_HEX =", msg1.hex()) print("CIPH3_HEX =", ct3.hex()) This tells us that ...