Microsoft’s Encrypting File System, which is used to encrypt data on Windows 2000, XP and Server 2003 computers, relies on a public key certificate. If you don’t have a public-key infrastructure, EFS ...

Backing up data is essential, but encrypting your files prevents unauthorized access. Encryption converts your files into unreadable data, ensuring that even if your backup is compromised, your ...

Reflect for a moment on the fact that the “S” in SMTP stands for “simple,” not “secure.” The e-mail protocol was originally developed for a small number of collegial scientists sending messages about ...