GnuPG, or GPG, is a free implementation of the OpenPGP standard. It allows you to encrypt and sign your data and communications. It features a versatile key management system and access modules for ...

I encrypt my files before uploading them to the cloud. The reason is that cloud services promise security, but they're not impenetrable. After seeing several high-profile breaches, I developed my ...

Mobile devices sometimes get lost. A laptop bag gets left on the bus or train, a smartphone slips out of your pocket, or a USB flash drive falls to the ground unnoticed. Losing a notebook or phone ...

You probably have documents on your desktop operating system that contain sensitive information. So what do you do to protect that data? You could hide the document in an obscure folder -- but that's ...

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Data encryption makes it nearly impossible for someone to access a protected file without the proper decryption key or password. Many apps use encryption to keep your data safe, including password ...

Curious about the security of your documents in the cloud? You’re not alone. We recently received an email from Dana in Marietta, Ga., who is asking this, "I just read your article on saving documents ...