![]() ![]() Server decrypts the encrypted session key using its asymmetric private key to get the symmetric session key.Browser creates a symmetric session key and encrypts it with the server's asymmetric public key.Server sends a copy of its asymmetric public key.This is explained further in the diagram below. The session key that the server and the browser create during the SSL Handshake is symmetric. For example, in SSL communications, the server’s SSL Certificate contains an asymmetric public and private key pair. PKI uses a hybrid cryptosystem and benefits from using both types of encryption. ![]() PKI is also what binds keys with user identities by means of a Certificate Authority (CA). ![]() Public Key Infrastructure (PKI) is the set of hardware, software, people, policies, and procedures that are needed to create, manage, distribute, use, store, and revoke digital certificates. ![]()
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