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 ...

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 ...

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 ...

Flash drives, or thumb drives, are portable devices that provide easy access to flash storage. Commonly used to take backups, transfer files between devices, and install operating system images, these ...

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 ...

If you keep a lot of valuable information on your Mac, encrypting it will help you keep the data safe. Apple’s built-in FileVault disk encryption on macOS is an effective way to do this. But what ...

Encrypting your PC is one thing, but how do you keep it backed up? And how do you maintain easy access to the files if you work on several computers at different times? One author I know has two ...

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 ...

I'm looking to encrypt a file with OpenSSL functions (blowfish, des, rc4-- haven't picked one yet). Anyhow, after decrypting a file, I need to know if the file was correctly decrypted. The only way it ...

Encryption can protect your data from crooks, but if you don't have a recovery key stored securely, it can also keep you out – permanently.