AT&T's chief privacy officer says the 24-hour deadline would force companies to notify all customers rather than just those affected

The US operator AT&T has ended its bid to acquire T-Mobile USA, a merger that had drawn fire from regulators as well as rival operator Sprint

Both telcos say the merger is on but AT&T is paying T-Mobile $4 billion for a missed deadline. Wayne Rash looks at what remains

A bid to create the largest mobile operator in the United States has been blocked by the US DoJ

Cyber-threats should be taken seriously, and complex passwords should be dumped, says the father of the firewall, Bill Cheswick of AT&T