这意味着您可以通过发送者（和接收者，如果必要的话）的MAC地址来验证信息的来源，额外提供了一级安全性。
This means that you can verify the source of the information by using the MAC address of the sender (and the recipient, if necessary), providing an additional level of security.
电信通常涉及一个信息发送者和一个或多个接收者，他们通过将信息从一地发送到另一地的技术联在一起，如电话系统。
Telecommunications usually involves a sender of information and one or more recipients linked by a technology, such as a telephone system, that transmits information from one place to another.
语码这个术语指人们共同遵守的、使信息接收者与发送者之间能够进行交流的一套规则、习俗、限制措施和规范。
The term code refers to the Shared set of rules, conventions, restraints, and norms that permit the communication of a message between a receiver and a sender.
在使用相同模型的情况下，发送者和接收者应该比没有共同的模型能够更容易地理解信息和进行区域语义相互操作。
By using the same model, both sender and recipient should be able to more easily understand the message making regional semantic interoperability much easier than if there were no common model.
数字签名可用于任何类型的信息，无论加密与否，接收者能够确定发送者的身份和到达信息的完整性。
A digital signature can be used with any kind of message, whether it is encrypted or not, simply so that the receiver can be sure of the sender's identity and that the message arrived intact.
这也同样证明，双向通讯发送者和接收者之间，以及积极参与的双方，成为最好的方式提供信息。
This goes to prove that bi-directional communication between sender and recipient, together with the active participation of both, become the best way to deliver a message.
这也同样证明，双向通讯发送者和接收者之间，以及积极参与的双方，成为最好的方式提供信息。
This goes to prove that bi-directional communication between sender and recipient, together with the active participation of both, become the best way to deliver a message.
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