https

Troy Hunt argues that even static, non-secret websites need HTTPS, demonstrating attacks such as injected content and China's Great Cannon. It accompanies his blog post of the same name.

A five-minute excerpt of Rich Hickey's Clojure Made Simple talk, with new slides, ranting about HttpServletRequest and specificity. He argues for using generic maps instead of many specific classes and getters.

A clip from the BBC Fun to Imagine series in which Richard Feynman is asked how magnets work and explains why 'why' questions depend on a shared framework of understanding and cannot always be answered in layman's terms.

Moxie Marlinspike's Black Hat talk presenting sslstrip, which defeats SSL in practice by intercepting the http-to-https redirect.

Moxie Marlinspike's DEF CON 19 talk on the weaknesses of SSL and the certificate authority system. He explains how CA trust became a problem and proposes an alternative that removes the CA oligopoly without reducing security.