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'One billion' affected by Yahoo hack | 'One billion' affected by Yahoo hack |
(35 minutes later) | |
Yahoo has said more than one billion user accounts may have been affected in a hacking attack dating back to 2013. | Yahoo has said more than one billion user accounts may have been affected in a hacking attack dating back to 2013. |
The internet giant said it appeared separate from a 2014 breach disclosed in September, when Yahoo revealed 500 million accounts had been accessed. | The internet giant said it appeared separate from a 2014 breach disclosed in September, when Yahoo revealed 500 million accounts had been accessed. |
Yahoo said names, phone numbers, passwords and email addresses were stolen, but not bank and payment data. | Yahoo said names, phone numbers, passwords and email addresses were stolen, but not bank and payment data. |
The company, which is being taken over by Verizon, said it was working closely with the police and authorities. | The company, which is being taken over by Verizon, said it was working closely with the police and authorities. |
When Yahoo, in September, disclosed the 2014 data breach, the company said information had been "stolen by what we believe is a state-sponsored actor". Yahoo did not say which country it held responsible. | |
That breach included swathes of personal information, including names and emails, as well as "unencrypted security questions and answers". | That breach included swathes of personal information, including names and emails, as well as "unencrypted security questions and answers". |
Yahoo has come under pressure to disclose why it took so long for that breach to be made public. | Yahoo has come under pressure to disclose why it took so long for that breach to be made public. |
Yahoo has more than a billion monthly active users, although many people have multiple accounts. There are also many accounts that are little used or dormant. | |
Yahoo knew of 'state-backed' hack in 2014 | Yahoo knew of 'state-backed' hack in 2014 |
Verizon: Yahoo data breach may hit deal | Verizon: Yahoo data breach may hit deal |
Senators demand answers over Yahoo hack | Senators demand answers over Yahoo hack |
The latest disclosure raises fresh questions about Verizon's $4.8n proposed acquisition of Yahoo, and whether the US mobile carrier will try to modify or abandon its bid. | |
If the hacks cause a user backlash against Yahoo, the company's services would not be as valuable to Verizon. | If the hacks cause a user backlash against Yahoo, the company's services would not be as valuable to Verizon. |
In a statement, Verizon said that it would evaluate the situation as Yahoo investigates and would review the "new development before reaching any final conclusions". | In a statement, Verizon said that it would evaluate the situation as Yahoo investigates and would review the "new development before reaching any final conclusions". |
Yahoo said on Wednesday that users should change their passwords and security questions. | Yahoo said on Wednesday that users should change their passwords and security questions. |
The company said in a statement: "Yahoo believes an unauthorized third party, in August 2013, stole data associated with more than one billion user accounts." | The company said in a statement: "Yahoo believes an unauthorized third party, in August 2013, stole data associated with more than one billion user accounts." |
Yahoo said this case "is likely distinct from the incident the company disclosed on September 22, 2016". | Yahoo said this case "is likely distinct from the incident the company disclosed on September 22, 2016". |
However, the three-year-old security breach was uncovered as part of continuing investigations by authorities and security experts into the 2014 hack, Yahoo said. | |
It is a further embarrassment to a company that was once one of the biggest names of the internet but which has failed to keep up with rising stars such as Google and Facebook. | It is a further embarrassment to a company that was once one of the biggest names of the internet but which has failed to keep up with rising stars such as Google and Facebook. |
Yahoo's valuation hit $125bn during the dot-com boom, but it has been losing ground since then despite several attempts to revive its fortunes. | Yahoo's valuation hit $125bn during the dot-com boom, but it has been losing ground since then despite several attempts to revive its fortunes. |
Analysis: Dave Lee, North America technology reporter | |
Good grief, can things get any worse for Yahoo? A complete disaster. Embarrassing. Negligent? | |
We've come to accept that even the best systems get attacked by cyber criminals. But repeatedly? And in such great numbers? Something was seriously, seriously wrong. | |
Looking to the future, this is yet more concern for Verizon, which agreed to buy Yahoo before all of these disasters were made public. | |
It wanted the company because of its huge user-base and advertising reach. How many of those users are going to stick around when this kind of thing is going on? What's in it for them? | |
There's talk of a discount on the $4.8bn Verizon agreed to pay out. It's a game of how-low-can-you-go in the new year, you'd think. |