Exploring D-CTF Quals 2014's Exploits

Last weekend I played some of the DEFCAMP CTF Quals. It was pretty intense. For (my own) organizational purposes, I made a list of all the technologies and vulnerabilities found in this CTF, some based on my team's game, some based on the CTF write-ups git repo.

Vulnerabilities

Remote File …

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The Sharif University CTF 2014

It looked like a fun CTF, but I did not have the chance to play for too long. I managed to solve a few problems in the morning and the solutions are below.

Avatar: Steganography

The challenge starts with:

A terrorist has changed his picture in a social network. What …

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