Don't-Miss Security Stories

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How to keep your email private with PGP encryption on your Mac

GPGTools works with and Thunderbird, and Keybase helps you publish your public key and verify other people's.

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What to do if your Mac refuses to accept your password

Topher Kessler offers tips for dealing with a Mac that won't accept a password.

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How to help your family stay more secure online

New Year's is the perfect time to review your Internet security measures, and help your family do the same.

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How to better manage passwords with Keychain Access

OS X's Keychain Access provides the avenue for managing and retrieving your passwords. Topher Kessler dives deeper into its password powers.

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Bad guys listening in? Take steps to avoid public Wi-Fi snooping

A reader is concerned about the security of his laptop on a public Wi-Fi network. We offer tips for keeping the bad guys out.

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The four Mac security options everyone should know

By default, the Mac is pretty secure. But with the help of a couple of built-in options, you can make it even more so. Topher Kessler explains.

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'IT's locked me out!' Dealing with mandated password change

Effective or not, many IT departments insist that you change your password every 90 days. Here's how to do it as painlessly as possible.