Digital Rights Management System Based on PKCS#12

This paper proposes a DRM system based on PKCS#12 to meet the requirement of security and flexibility in digital media application. It designs the system architecture and the security protocol of user registration, certificate issuing, encrypted digital content distribution, authorized license delivery, authentication and decryption, etc. With the security feature of PKCS#12 and the designed protocol, the proposed system can ensure the security of certificate and private key during the storage and transfer. And this system supports participation through different devices, can prevent digital rights from illegal sharing.