This paper presents a new simple and efficient wireless authentication protocol providing user anonymity.

提出了一种高效的具有用户匿名性的无线认证协议。

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WTLS handshake protocol doesn't provide forward security, and lacks of user anonymity when not in the anonymous mode. It is vulnerable to man-in-the-middle attacks in completely anonymous mode.

WTLS握手协议不满足前向安全性，非匿名验证模式下不满足用户匿名性，完全匿名模式下易遭受中间人攻击。

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But the feature of P2P systems, such as open nature and user anonymity, leads to the flood spread of computer virus, useless data, and inauthentic information, because of some irresponsible peers.

但是P 2 P系统的开放性以及节点匿名性等特征导致了计算机病毒、垃圾数据、伪造文件的传播。

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However, company internet evangelist Vint Cerf argues that Google shouldn't (and doesn't) cross a line in the sand on user anonymity.

ENGADGET: Vint Cerf: Google services need a degree of anonymity, and they deliver it

We've heard this one before: a seemingly well intentioned corporation makes promises to uphold user anonymity, but when market pressure proves too much to handle, it's left to weigh the benefits of privacy over profit.

ENGADGET: Yahoo to retain search data for 18 months, says it's in your best interest

By default, bitcoin may not offer anonymity and untraceability like our paper cash today, but it is better described as user-defined anonymity because the decision to reveal identity and usage patterns resides solely with the bitcoin user.

FORBES: Bitcoin Obliterates 'The State Theory Of Money'