CHICAGO (WLS) -- The ABC7 I-Team is investigating that massive Yahoo cyberattack involving a billion accounts worldwide. This is the second time this year Yahoo has announced a significant breach. In ...

SAN FRANCISCO -- Yahoo has discovered a 3-year-old security breach that enabled a hacker to compromise more than 1 billion user accounts, breaking the company's own humiliating record for the biggest ...

Last week, Yahoo owned up to the largest hack known to have occurred in computing history. Passwords, logins, and other account information on some 500 million people were stolen in the heist. At the ...

Washington (CNN) The Department of Justice is set to make the formal announcement of charges tomorrow against hackers with ties to Russia investigators believe were behind a breach of information ...

When the news of Yahoo's massive hack began to break last year -- we can forgive you if you don't remember which one that is, since there've been so many -- the company attempted to perform damage ...