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 ...

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 ...

There are many reasons to encrypt files — even on a system that is well maintained and comparatively secure. The files may highly sensitive, contain personal information that you don’t want to share ...

A discreetly tucked-away folder that contains your résumé, your tax returns, and other important files may be convenient for you, but it’s also a gold mine for online crooks who steal and sell digital ...

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 ...

If you prefer keeping your files and folder encrypted, you might have run into the EFS or Encryption File System algorithm. This inbuilt feature of Windows 11 and Windows 10 helps users secure their ...

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 ...

How to encrypt your files and folders on Mac? If you have a Mac from late 2017 or later (with a T2 security chip or Apple silicon), then your system drive contents are encrypted by default. However, ...

Today, a victim of a new ransomware called Paradise posted in the BleepingComputer.com forums and uploaded a sample so we could take a look at it. While this ransomware is not revolutionary by any ...

Indexing on Windows files refers to the listing of files in a special table so that the accessibility of the indexed files can be made faster during searches. But on Windows 11 or Windows 10, by ...