The federal government is asking companies like Google, Microsoft and Apple to protect consumer privacy.

Caroline Ku
Caroline Ku on July 27, 2011.

The federal government has put Google, Microsoft, Apple and other technology companies on notice: Give consumers a way to prevent advertisers from tracking their movements across the Web — or face regulation.

Yet for all its innovative know-how and entrepreneurial spirit, the technology industry has yet to agree on a simple, meaningful solution to protect consumer privacy on the Internet. Joelle Tessler/Associated Press.