May
03

Google CTF – Woodman (Crypto 100)

How honest are you? Running here Summary: breaking a weak PRNG

Oct
30

Hack.lu 2010 CTF Challenge #5 Writeup

Captain Redbeard’s Battleships (500) While pirating-out a bit, you run into Captain Redbeard and his armada of ghost ships. source1, source2 pirates.fluxfingers.net 2204 /tcp. It is a Battleships game. We have to win Cpt. Redbeard 3 times in a row, to get the flag. First time he shots every 3 ships from 5, than 4… Continue reading »