See also:

• Computers: Security: Public Key Infrastructure  (95)

• International PGP Home Page   - PGP Resources outside of the U.S. and Canada. Serves as a PGP code and document repository for the PGP user community. It also keeps up-to-date PGP news, vulnerabilities, and hotfixes.
• PGP Corporation   - Commercial PGP offerings for multiple platforms and applications.

• DSJ Networks PGP Resources - A superior collection of PGP annotated resources and links to include books, tutorials, utilities, news, and articles.
• IETF OpenPGP Working Group - Provides IETF standards for the algorithms and formats of PGP processed objects as well as providing the MIME framework for exchanging them via e-mail or other transport protocols.
• Open PGP Alliance - The OpenPGP Alliance is a growing group of companies and other organizations that are implementers of the OpenPGP standard. The Alliance works to facilitate technical interoperability and marketing synergy between OpenPGP implementations.
• PGP Digital Timestamping Service - Stamper is a free digital timestamping service which uses PGP and operates via Internet email.
• PGP pathfinder and key statistics - Lookup the statistics of your PGP key. The pathfinder finds trust paths between your key and some other key in the PGP web of trust.
• PGP Web-of-trust Statistics - Statistics about the position of all keys within the web-of-trust.
• PGP-Users Mailing List Home Page - Home page of the PGP-Users Mailing List and many good PGP related links.
• Phil Zimmermann's Home Page - Phil Zimmermann is the original creator of PGP and a founder of PGP, Inc. This site offers historical PGP background and current resource links.
• Robot CA - It signs PGP keys automatically. The point is only to verify the email address on the key, not to verify the identity of the email address's owner. Given a PGP key signed by a Robot CA, the user knows that the key really does belong to the email address on it.