“A HACKER WHO claims to have broken into the AOL account of CIA Director John Brennan says he obtained access by posing as a Verizon worker to trick another employee into revealing the spy chief’s personal information.
Using information like the four digits of Brennan’s bank card, which Verizon easily relinquished, the hacker and his associates were able to reset the password on Brennan’s AOL account repeatedly as the spy chief fought to regain control of it.
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Source: Teen Who Hacked John Brennan’s Email Tells How He Did It | WIRED