That one password gave him the keys to the castle.

FORBES: 7 Steps to Protect Your Online Security

The first case to address directly the question of whether a person can be compelled to reveal his or her encryption keys or password was In re Grand Jury Subpoena to Sebastien Boucher in 2009.

FORBES: Move up http://i.forbesimg.com t Move down

When someone who has enabled the feature is unable to login using the normal means, they can click "forgot my password" and request that keys be sent to their specified friends via Facebook message.

CNN: Mark Milian,

With Cubby Locks, users of Cubby Pro gain additional control over access to their most sensitive information, from prompting password requirements to taking ownership of their encryption keys.

ENGADGET: LogMeIn prices Cubby cloud storage in Basic and Pro tiers

The indictment says Matthew Keys gave members of Anonymous a login and password to the company server.

BBC: Reuters' Matthew Keys accused of Anonymous conspiracy

The user must then retrieve all the codes, or keys, and enter them into fields on Facebook's password-recovery page to log back in, a Facebook spokeswoman said in an e-mail.

CNN: Mark Milian,

In December 2010, in an online forum used by Anonymous, Keys, under the username AESCracked, allegedly shared a username and password that he told them would allow them to access the content management system of Fox 40 and the Times.

FORBES: Justice Dept. Charges Reuters Employee Matthew Keys With Helping Anonymous Hack Tribune Co.

Evernote's massive password reset last week was the most recent demonstration of leaky security around consumer locks and keys.

ENGADGET: Editorial: Countering ID theft requires better awareness campaigns