Anyone using FTP or SFTP to connect to their Web site or other servers should consider a tweaky but significant security upgrade that swaps passwords for encryption keys.

Likewise, militaries also try to break encryption, discover the pattern to a code without having the original key. Both have greatly advanced the field of cryptography.

The file data is then encrypted with a symmetric algorithm called as DESX. Encrypting File System (EFS) The key used for these kinds of symmetric encryption is called as File Encryption Key (or FEK).

What is encryption, and how does it protect you? Understanding it takes some effort, but reveals a lot about modern digital security.

Encryption commands such as gpg can be used to secure your most sensitive files on Linux systems.

Kleopatra is a free encryption and signing tool that uses OpenPGP standards. The tool also doubles up as a certificate manager that can create and store OpenPGP and X.509 keys.

To a lot of us, encryption doesn't mean much. We might think of it in the context of Second World War codebreaking or maths puzzles. But it plays a far bigger practical role in our lives - encryption ...

End-to-end encryption is a system of communication where the only people who can read the messages are the people communicating. No eavesdropper can access the cryptographic keys needed to decrypt ...

Does including the key in the file itself reduce the security of the encrypted file?<BR><BR>2. Add a known sequence to the start of the file -- like "Hello World".

You could put the ZFS key in an encrypted .gpg file on the boot drive, then decrypt it only when loading ZFS and never to any persistent storage.