InCTF Jr Qualifiers 2021
Starts 6PM, 28th Dec
InCTF Jr

Oh_No_Hastad

Hard Crypto

Author: careless_finch

This challenge is a simple attack which is Hastad's Broadcast attack so bascially CRT (chinese remainder is used to solving congruent equations) as e=3 we need to solve these these set of equations

we can solve it by using either using CRT from sympy or normal CRT

script