This book constitutes the proceedings of the International Conference on Trusted Systems, held in Beijing, China, in December 2010.The 23 contributed papers presented together with nine invited talks from a workshop, titled "Asian Lounge on Trust, Security and Privacy" were carefully selected from 66 submissions. The papers are organized in seven topical sections on implentation technology, security analysis, cryptographic aspects, mobile trusted systems, hardware security, attestation, and software protection.