US Patent 7003670 Biometric rights management system

An apparatus and method for using biometric information to control access to digital media that is obtained over a network such as the Internet. Encryption, techniques are used in combination with biometric verification technology to control and monitor access to online or locally held media. Biometrics such as keystroke dynamics are measured at a user's computer to confirm the identity of a user for the purpose of allowing the user to audit music files to which the user has authorized access.