FileCrypt is a fast, free and secure file encryption software. It's portable and very easy to use. Supported algorithms: AES, RC2 and TripleDES. All are available in their supported key sizes. More algorithms may be added in the future. It encrypts your files very securely using 32-bit long salts and a IV. You can drag and drop files into FileCrypt to quickly add them. Press F10 on your keyboard while not setting a password to switch between visible and non visible password mode.
System Requirements: 1,2 GHz Single-Processor, 512 MB RAM, Windows Vista or higher, .NET Framework 4.5.2