Identifying Protocol Security Methods

Several protocol security methods are available to increase security. One of the steps you can take is to encrypt data as it traverses the network, to protect it from sniffing attacks. Additionally, DNS has improved protocol security in the form of security extensions that you can use to increase DNS security. The following sections cover some common methods.


Internet Protocol Security (IPsec) is an encryption protocol used to provide secure communications between two computers over a network. It can provide confidentiality, integrity, and authentication for these communications.

You can use IPsec for mutual authentication between both computers in the network session. You can also use IPsec to encrypt ...

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