International Association of Privacy Professionals (IAPP)
U.S. Federal Privacy Legislation Tracker
U.S. State Privacy Legislation Tracker
Bloomberg Law
Privacy & Data Security Practice Center Legal Developments Tracker
Bloomberg Law Privacy & Data Security News (searchable)
Law 360 (access via Lexis+ or https://law360.com (ON CAMPUS ONLY)
There is no specific privacy or data security news category, but the database is searchable.
Electronic Frontier Foundation
From its website: "The Electronic Frontier Foundation is the leading nonprofit organization defending civil liberties in the digital world. Founded in 1990, EFF champions user privacy, free expression, and innovation through impact litigation, policy analysis, grassroots activism, and technology development. EFF's mission is to ensure that technology supports freedom, justice, and innovation for all people of the world."
Electronic Privacy Information Center (EPIC)
From its website: "EPIC is a public interest research center in Washington, DC seeking to protect privacy, freedom of expression, and democratic values in the information age."