摘要 |
Using a user-known and personally valuable key for encryption and decryption of information is disclosed. The information can be multimedia information, such as audio, music, video, image and other types of such information, like text information. The key can in varying embodiments be a combination of one or more of a user's credit card number, social security number, bank account number, and driver's license number, as well as other information that is user-known and personally valuable to the user. |