System for preventing IP allocation to cloned mobile...

System for proximity determination

System for securely transporting objects in a tamper-proof...

System for the secure CD-ROM storage of data

System for tracking end-user electronic content usage

System for transferring content information and supplemental...

System for, and method of, authenticating an electronic...

System of authentication, apparatus, program and method

System, apparatus, and method for performing cryptographic...

System, apparatus, program and method for obtaining time stamp

System, method and article of manufacture for determining a...

System, method and article of manufacture for transition...

System, method and computer product for sending encrypted...

System, method and computer program product for auditing XML...

System, method and computer program product for guaranteeing...

System, method and computer readable medium for certifying...

System, method and program for protecting communication

System, method and program product for automatically...

System, method, and medium for retrieving, organizing, and...

Systems and methods for authenticating and protecting the...