Accelerating scalar multiplication on elliptic curve...

Access control for digital content

Adaptable security mechanism for preventing unauthorized...

Apparatus and method for group session key and establishment...

Apparatus and method for identity-based encryption within a...

Apparatus and method for installing a decryption key

Apparatus and methods for managing key material in...

Apparatus for and method of controlling propagation of...

Apparatus for and method of controlling propagation of...

Apparatus, system, and method for transparent end-to-end...

Authorization of services in a conditional access system

Autocompensating quantum cryptographic key distribution...

Automated secure key transfer

Broadcast reception device and contract management device...

Broadcast reception device and contract management device...

Client distributed system and inter-client RTP encrypting...

Code exchange protocol

Coding device, decoding device and IC circuit

Communication encryption processing apparatus

Communication system, communication device, and...