行之有效的认证方法有效解决了网络对终端的接入控制，使得非法用户无法使用网络。

The effective authenticating method effectively solves the problem that the illegal users are unable to use the network by the accessing control of the network to the terminal.

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另外，本发明实施例还提供了一种节目播放的控制方法以及相应的节目接入设备和用户终端。

Furthermore, the embodiment of the invention also provides a control method used for playing programs, corresponding program access equipment and a user terminal.

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随着网络技术的演进以及越来越多的用户终端要求接入英特网，网络安全正面临越来越严峻的考验。

Along with the evolution of a network technique and the requests on accessing the Internet by more and more user terminals, the network security faces more and more rigorous tests.

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