The most popular Web browsers--such as Internet Explorer, Firefox, and Chrome--have an option to surf the Web using a private or anonymous mode.
像微软IE，火狐，Chrome等这样的最流行的浏览器都有一个隐私或者隐身浏览功能。
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。
Multiple tabs replace browser Windows and a new "incognito" mode allows anonymous browsing.
选项卡代替了多窗口浏览器，并加入了新的“隐身”模式方便进行匿名浏览。
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