To the anonymity problem in P2F(Peer-to-Peer) reputation system, an anonymity mechanism was proposed using DAA (Direct Anonymous Attestation) protocol based on trusted computing technology.

• 摘要针对对等网(P2P)信誉系统中的匿名问题，基于可信计算技术，使用直接匿名验证(DAA)协议，提出了一种适用于完全分布式P2P信誉系统的匿名机制。