PGP E-Mail Protocol Security Analysis and Improvement Program

摘要

Analysis of PGP content of the protocol, the protocol there is a public key distribution protocol system loopholes, through analysis, the protocol could not resist the middle attack. In this paper proposed a method that security of cryptographic algorithms in the original basis of the above, from the protocol itself to strengthen security. Improved PGP cryptosystem from the point of view is difficult to break.