Any TCP system call that is made is received by the socket layer.

套接字层接收进行的任何TCP系统调用。

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Below the socket layer is the protocol layer, which contains the actual implementation of the protocol (in this case, TCP).

套接字层下面是协议层，该层包含协议的实际实现(本例中为TCP)。

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In the case of receiving out-of-band data, the protocol layer checks for different conditions to validate that the received data is OOB, and then returns it to the socket layer.

在接收带区外数据的情况下，协议层检查不同的条件，以验证接收的数据是否为带区外数据，然后将其返回到套接字层。

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These include such foundational patents of the web as Secure Socket Layer (SSL), cookies and JavaScript.

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The report measures the rise of Secure Socket Layer (SSL) encryption within corporate Internet traffic, as well as other applications that complicate filtering by hopping between ports and other programs that are purposefully designed to evade monitoring.

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Appelbaum, a developer for the Tor anonymity network and a past volunteer for WikiLeaks, says that SafeHouse insecurely implements Secure Socket Layer (SSL) encryption, the protection meant to render any data passed between a user and a website unreadable.

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