EasyCTF 2018 - Not OTP

Today we’re going through cryptography challenge from EasyCTF called Not OTP.

Pwnable.kr - blackjack

This time we’re going to work on another challenge from pwnable.kr called blackjack - and our goal is to spot the bug in the code.

SharifCTF 2018 - hidden input

Another challenge SharifCTF called hidden input.

SharifCTF 2018 - hidden

Another challenge from SharifCTF called hidden.