Yahoo has pronounced that all of a 3 billion user accounts were influenced in a hacking conflict dating behind to 2013.
The company, that was taken over by Verizon progressing this year, said an review had shown a crack went most further than creatively thought.
The stolen information did not embody passwords in transparent text, remuneration label or bank comment data, it added.
Previously a internet hulk had pronounced “more than one billion” of a accounts had been hit.
Yahoo pronounced that while a latest proclamation did not paint a new “security issue” it was promulgation emails to all a “additional influenced user accounts”.
The association total that it was “continuing to work closely with law enforcement”.
New AOL-Yahoo association to be called Oath
‘One billion’ influenced by Yahoo hack
Verizon: Yahoo information crack might strike deal
Yahoo’s takeover by a outrageous US telecoms organisation Verizon was finished on 13 June.
The understanding was initial announced final year when a struggling association concluded to sell a categorical internet business to Verizon for $4.8bn.
That figure was after cut to $4.5bn after Yahoo disclosed that it had been a victim, in 2013 and 2014, of dual outrageous confidence breaches.
Verizon has total a AOL auxiliary and Yahoo into a new business called Oath.
In Tuesday’s matter Verizon’s arch information confidence officer Chandra McMahon said: “Verizon is committed to a top standards of burden and transparency, and we proactively work to safeguard a reserve and confidence of the users and networks in an elaborating landscape of online threats.”
“Our investment in Yahoo is permitting that group to continue to take poignant stairs to raise their security, as good as advantage from Verizon’s knowledge and resources.”