Elements of VPN

Describe what does the VPN comprises of?

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VPN stands for virtual private network and it comprises of two important things given below:

a) Firewall: It acts as the barrier between public network and any private network. It filters the messages which are getting exchanged between the networks. It too protects from any malicious activity that is being done over the network.

b) Encryption: It is used to protect the sensitive data from the professional hackers and the other spammers who are frequently remain active in order to get data. With the message there will always a key with which you may match the key given to you.

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