Standford has been doing a lot of online courses lately, mostly computer-related but there are a few others. They're video courses that are shown live and then put on YouTube later, with homework and tests for 'advanced' students.
http://www.security-class.org/ memory safety vulnerabilities,
techniques and tools for vulnerability detection,
sandboxing and isolation,
web security,
network security,
malware detection and defense, and
mobile platform security.
http://www.crypto-class.org/The crypto one starts January 23rd, the security one starts somewhere in February.
Check the bottom of a page for non-hacking courses.
