Millions of customers caught up in major dark web leak

LONDON, Mar 31 (BBC): Personal data belonging to 73 million current or former AT&T customers has been leaked online.

Information including addresses, social security numbers and passcodes was published on the dark web, the US telecoms giant said.

AT&T said it had not identified evidence indicating the data had been stolen but had brought in cybersecurity experts to investigate. The company said it had reset customers' passcodes.