Passwordless secure and efficient remote data update
Pay per view television signaling method
Pay television system
Pay television system
Payment Authorization and Information Device
Performance enhancement for ANSI X3.92 data encryption algorithm
Peripheral device preventing post-scan modification
Permutation data transform to enhance security
Personal access management system
Personal access management system
Personal access management system
Personal access management system
Personal access management system
Personal access management system
Personal access management system
Personal access management systems
Personal area network security lock and recharger combination ap
Personal authenticating multi-function peripheral
Personal authentication method
Personal computer access control system