Electronic Frontier Foundation
Large sections on digital identity and personal privacy on the internet. Privacy news.

Electronic Privacy Information Center
EPIC is a public interest research center. Tracks news and legislation on First Amendment, and constitutional issues of privacy.

Online Privacy Alliance
A group of corporations and associations who cooperate to promote business-wide actions to promote individuals' privacy online.

Privacy Rights Clearinghouse
Nonprofit consumer education and advocacy project. Publications provide in-depth information on a variety of informational privacy issues, as well as practical tips on safeguarding personal privacy.