Obfuscation of executable code
Obtaining temporary exclusive control of a printing device
Off-line economies for digital media
Offline access in a document control system
Offline playback of advertising supported media
One time passcode system
Online publishing portal for controlling brand integrity
Optical disc, illegal copy finding system and method using...
Optical imaging device with motion sensing accelerometers...
Optical jukebox with copy protection caching and methods of...
Optimization of distributed anti-virus scanning
Origin and custody of copies from a stored electronic record...
Originator authentication using platform attestation