关键词: 匿名, 身份认证, 密钥协商

Abstract: According to anonymous request of mobile internet security.An identity-based cryptography mutual authentication protocol is proposed to resolve the problem of identity authentication and key agreement in mobile communication，It can provide anonymous service that guarantees the confidentiality of the mobile users’ identity.The research results reveal that the protocol has a good anonymous property，and is efficient and feasible and achieves the ideal security requirements of anonymity for Wireless Mobile Internet.

Key words: anonymit, identity authentication, key agreemet