Pwn this echo service. ssh echo2@pwnable.kr -p2222 (pw: guest) Analysis We are provided with an executable of an echo service. After running the code, it was offering us three ways to perf...

I made a RPG game for my little brother. But to trick him, I made it impossible to win. I hope he doesn’t get too angry with me :P! Author : rookiss ssh dragon@pwnable.kr -p2222 (pw: guest...

Can you break AES128-CBC cipher? AES128-CBC should be always safe from cracking. ssh crypto1@pwnable.kr -p2222 (pw:guest) Analysis We are provided the files of client.py and server.py Clie...

Introduction Modern CPUs are fast because they’re impatient. Instead of waiting to see if an instruction is allowed, they go ahead and execute it speculatively and deal with the consequences late...