Show HN: A Curated List For Application Security by P.I.E Security Team [source]
Software security is hard because this is a very wide topic. Here you have an awesome application security resource list.
Crobots by tpoindex [source]
This is a game based on computer programming. Language is C and there is a FreeDOS emulator that runs in your browser. Program your robot and battle with other robots.
Free book, Security Engineering Third edition by Ross Anderson [source]
If you would like to start learning or deeper your learning on security, this is your chance.
Homemade RSS aggregator followup by Dr. Drang [source]
RSS aggregator that was written in Python. You will learn about RSS technology and Python scripting.
Yubico key [source]
One option for your 2FA authentication.
An XSS on Facebook via PNGs & Wonky Content Types [source]
A detailed description of the Cross-Site Scripting (XSS) issue found on Facebook in the image upload feature.