Checks your email address against known login/password lists.

Transparent Software Update Server! If I could get away with taking down the network for a little bit, this would be awesome to implement.

"This codelab shows how web application vulnerabilities can be exploited and how to defend against these attacks. The best way to learn things is by doing, so you'll get a chance to do some real penetration testing, actually exploiting a real application."

Removing a default phpBB field completely - PHP files and database.

Missed the tail end of this talk - very excellent. The HOPE version was slightly different, but it was all there.

Ah well, guess I've got to check through a few blogs just to make sure...though I do keep up to date, always.