Secure Electronic Messaging (3)
PGP - Pretty Good Privacy
- source code available; public key size: up to 4096 bits
- PGP is using digital certificates that are not compatible with X.509
- PGP is based on the web of trusts: if A trusts B and C trusts B , then C trusts A
- new product PGP Enterprise Security 3.0 (Network Associates, Sep 98) supports X.509
- PGP keys available at
- ldap://certserver.pgp.com
- http://pgpkeys.mit.edu:11371
- New need to generate your own