Security related teminologies in webservices

What Is the Mutual Certificates Security Mechanism?

Mutual certification, also called shared certification, is a process or technology where two communicating entities authenticate mutually. The Mutual Certificates Security (MCS) mechanism provides security through authentication and message protection to ensure integrity and confidentiality. This mechanism requires a keystore file and a truststore file for both the client and the server sides of an application.The server certificate is provided to the client in advance of any communication, so both the client and the server can be sure they are dealing with legitimate entities