It presents smart card system of session key distribution for communications safety to net video conference transmission, resolves user identity authentication with security.

为网络视频会议传输提供有效的通信安全，采用一个会议密钥分配的智能卡系统，来解决使用者身份认证和通信安全问题。

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This is enough for Voip handsets, network hubs, webcams, smart card readers and even video servers but it is far too low for most desktop PCs.

BBC: NEWS | Technology | Net-powered computer goes on show