I recently presented on Web application security at Framsia (a user group for frontend development). Great crowd and lots of questions and good feedback afterwards. The slides from the presentation can be found below.
November 19, 2009 - 18:53 EST
When it was first introduced, Mozilla Content Security Policy (CSP) seemed at bit interesting when developing new applications, but I couldn't really see any benifit for already existing apps, as they would have they would have to rewrite a lot of the code. However after many of the newer additions, I think this can help severely reduce the effect of many attacks. [...]