Zero-Knowledge Systems Inc.
Software called "Freedom" protects the privacy of web browsing and email, without the user having to do anything. Site also has news on Internet privacy and other issues. http://www.freedom.net/
Zero-Knowledge
Company which designs tools for websites wishing to improve their protection of consumer privacy. A personal firewall package is also available for end users. http://www.zeroknowledge.com/
PGP Corporation
Purchased rights to PGP from Network Associates and will be releasing PGP 8.0 in November 2002. PGP Corp plans to support multiple platforms and products to include a freeware with source code for personal use. http://www.pgp.com/
Privacy.net
Informs about Internet privacy issues, demonstrates the information about you that is available to web sites when you visit. http://www.privacy.net/