Yahoo Triples Likely Scope of 2013 Hack to 3 Billion Users
- Verizon, Altaba splitting liability costs related to breach
- Phone carrier combining Yahoo with AOL to entice advertisers
Yahoo Triples Scope of 2013 Hack
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Yahoo, the internet company acquired by Verizon Communications Inc. this year, now believes a 2013 security breach exposed all 3 billion of its users at the time.
An assessment based on intelligence obtained after the $4.5 billion acquisition showed the number of accounts compromised was far higher than Yahoo’s initial estimate of 1 billion. The information stolen didn’t include passwords in clear text, payment data or bank accounts. Yahoo is notifying users.