30
Apr
2012

Plaid CTF 2012 – Supercomputer #1

For the “supercomputer” series of challenges you were supposed to optimize a bunch of routines inside a 64bit ELF executable in order to speed up exection so it would eventually give you “keys” based on four different algorithms. Unfortunately, due to time/profit constraints we only solved supercomputer #1.. but, here’s the writeup!

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