This book constitutes the thoroughly refereed post-proceedings of the Second International Workshop on Digital Rights Management, DRM 2002, held in Washington, DC, USA, in November 2002, in conjunction with ACM CCS-9.The 13 revised full papers presented were carefully reviewed and selected for inclusion in the book. Among the topics addressed are DES implementation for DRM applications, cryptographic attacks, industrial challenges, public key broadcast encryption, fingerprinting, copy-prevention techniques, copyright limitations, content protection, watermarking systems, and theft-protected proprietary certificates.