One of the oldest still-working protocols on the Internet is FTP (File Transfer Protocol). Designed in the net’s earliest days, FTP never concerned itself with security. Later standards addressed this ...

The key used for these kinds of symmetric encryption is called as File Encryption Key (or FEK). This FEK is in return encrypted with a public or a private key algorithm like RSA and stored with the ...

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 ...

Digital data is difficult to secure by nature. Once a person has access to a file, it’s trivial to move, copy or delete. A single breach can spread a file to literally millions of people across the ...

To help secure your Google Drive, use two-factor authentication and be careful when giving other apps permission to use your ...

Times have changed, and more than a few tools have come and gone that were designed to encrypt your data and keep it safe from prying eyes or data thieves. It's time for a fresh look. Which ...

Signing and encryption have almost become a day to day task of some users. While encryption makes your file unreadable to unauthorized users, signing helps you in claiming and verifying the integrity ...

The creator of Cryptocat, Nadim Kobeissi, is back with another easy-to-use encryption tool. This time it’s a Chrome app that aims to make it easy to create and share single encrypted files with others ...

After reading my article on encrypting sensitive data, Ian Cooper asked if it was safe “to use one of these encryption tools in conjunction with an online backup service?” [Have a tech question? Ask ...

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 ...