There is more to it than what you see. The NSA is known[1] to be able to take advantage of weaknesses found (or planted) in crypto algorithms, however, not in

There is more to it than what you see. The NSA is known[1] to be able to take advantage of weaknesses found (or planted) in crypto algorithms, however, not in PGP[2] and other strong ones. 1. http://en.wikipedia.org/wiki/Cryptography#NSA_involvement http://en.wikipedia.org/wiki/Cryptography#NSA_involvement 2. http://www.philzimmermann.com/EN/faq/faq.html http://www.philzimmermann.com/EN/faq/faq.html (3rd question)