Saturday, 7 January 2023

what is vpn? short inforamation.

 VPN-virtual private network


-it is used to provide security by encrypting packets

-vpn  uses two types of tunneling protocol


1.GRE-generic routing environment

it only encrypts data not ip addresses

so less secure


2.IPsec-internet protocol security

it encrypts ip and data also 

-it is more secure






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