The documents also suggest that two-step verification may soon become less of an option, and more of a mandate.

ENGADGET

Gmail offers a two-step verification to add an extra layer of security.

CNN: Bush email hacking a wake up call

Two-step verification drastically reduces the chances of someone stealing the personal information from your e-mail account because hackers would have to not only get a password and your user name, they would also have to have access to the mobile phone to which the code is sent.

CNN: Bush email hacking a wake up call

One solution is for consumers to insist on a two- or even three-step verification process.

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