RFC 9750: The Messaging Layer Security (MLS) Architecture, B. Beurdouche, et al., https://www.rfc-editor.org/info/rfc9750 #RFC The Messaging Layer Security (MLS) protocol (RFC 9420) provides a group key agreement protocol for messaging applications. MLS is designed to protect against eavesdropping, tampering, and message forgery, and to provide forward secrecy (FS) and post-compromise 1/4