A document encryption and decryption system for selectively encrypting and decrypting files and any other items and method for same to protect or secure its contents by helping to prevent unauthorized individuals from viewing data in human-perceivable or readable form. The encryption system includes remote authentication to verify a user's credentials stored on a remote database hosted by a web server. The encryption system further includes remote delete to automatically delete encrypted items stored on the user's computer, handheld or portable device, smartphone, and any other computing device of any kind when it logs onto a network if the user's computer or computing device is reported lost, stolen, or otherwise compromised. Decryption keys allow selective decryption of encrypted items that are on the computer or computing device of any kind. A Windows Communication Foundation service helps with authenticating the users with the encryption key and login process stored and processed by the web server.