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August 2013
- The first data breach occurred on Yahoo servers in August 2013 and affected all three billion user accounts.
en.wikipedia.org/wiki/Yahoo!_data_breaches
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The first data breach occurred on Yahoo servers in August 2013 and affected all three billion user accounts. Yahoo announced the breach on December 14, 2016. Marissa Mayer, who was CEO of Yahoo at the time of the breach, testified before Congress in 2017 that Yahoo had been unable to determine who perpetrated the 2013 breach.
Oct 4, 2017 · It wasn’t until late August 2016 that the full scale of the breach began to become apparent and the FBI investigation significantly stepped up. In December 2016, Yahoo went public with...
Oct 3, 2017 · Oct. 3, 2017. It was the biggest known breach of a company’s computer network. And now, it is even bigger. Verizon Communications, which acquired Yahoo this year, said on Tuesday that a...
Oct 4, 2017 · An epic and historic data breach at Yahoo in August 2013 affected every single customer account that existed at the time, Yahoo parent company Verizon said on Tuesday. That's three billion...
Oct 3, 2017 · Yahoo has said that all of its three billion user accounts were affected in a hacking attack dating back to 2013. The company, which was taken over by Verizon earlier this year, said an...
Sep 22, 2016 · Yahoo has confirmed a massive data breach that stole information from at least 500 million user accounts, leaving many to wonder who's behind the attack and what this means for their security.
Sep 23, 2016 · Among the account information that hackers stole from Yahoo were real names, telephone numbers, dates of birth and, in some cases, unencrypted security questions and answers.