(Bloomberg) -- Yahoo! Inc. disclosed a second major security breach that may have affected more than 1 billion user accounts, another blow to the company’s reputation as it nears the sale of its main web businesses to Verizon Communications Inc.
The company said in a statement Wednesday that it hasn’t been able to identify the “intrusion” associated with this theft by a third party in August 2013. The event was unearthed by forensic experts after law enforcement investigators warned the company about a potential breach. Yahoo has said it has about 1 billion users.
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