Terms for subject Microsoft containing message security

English	Russian
Message Layer Security	протокол MLS (A cryptographic protocol that provides domain-to-domain secure transmission of SMTP messages on the Internet by using cryptography. The protocol enables SMTP servers to communicate directly or by using an SMTP relay over the Internet in a manner designed to prevent eavesdropping, tampering, and message forgery)
Message Layer Security	безопасность на уровне сообщений