BBC Horizon – Defeating the Hackers
http://www.youtube.com/watch?v=_4NrrKTYmBI
A BBC documentary about how teenagers steal your online identity by social engineering to the big guns: stuxnet, cyber warefare into detail.
The RSA algorithm: how public and private keys work through semi-primes and what the future of cryptography brings. Quantum cryptography and subconscious cordical cryptography.