In this article I will present you with an overview of how the Public Key Infrastructure (PKI).

If you use Active Directory technology in Windows NT, every user is also created associated with it a pair Key: Public key and Private key. There are also several applications to create this key pair.

Key pair is generated randomly [...]

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IPSec (IP security), including a system of protocols for the secure transmission of information based on Internet Protocol (IP). Including authentication and / or encryption (authenticating and / or Encrypting) for each IP packet (IP packet) in the transmission of information. IPSec also includes the protocol to provide encryption and authentication.
1. Overview:
IPSec protocol to work [...]

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