Verizon now thinks all Yahoo accounts were affected by 2013 breach

Having finally completed its acquisition Verizon has been able to do a proper job of investigating the extent of the Yahoo data breach and the results are not good.
An announcement from its content division, which Verizon for some reason decided to call Oath, revealed that all of three billion Yahoo accounts in existence at the time of the 2013 data theft were affected. Prior to its acquisition by Verizon Yahoo had insisted that a maximum of one billion accounts had been affected, so that’