yahoo en Yahoo Appoints Marissa Mayer, A Longtime Google Exec, As CEO Yahoo is turning to a longtime Google executive to try to turn around the ailing company. Effective tomorrow, Marissa Mayer will be Yahoo's new chief executive. Mon, 16 Jul 2012 21:37:00 +0000 Eyder Peralta 15879 at Yahoo! Confirms Data Breach; 400,000 Passwords At Risk Yahoo said today that hackers had stolen and posted a file that contained 400,000 usernames and passwords.<p><a href=""><em>The New York Times</em> reports</a> that those credentials were used not only for Yahoo! Thu, 12 Jul 2012 17:52:00 +0000 Eyder Peralta 15601 at