Multiple group membership

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Last updated 2019-05-24 (latest revision 2018-11-20)
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This document proposes a functional requirement of Message Level Security (MLS) which provide an efficient management for multiple groups. Although MLS defines an architecture and an abstract protocol for a secure group communication, it overlooks the need of multiple groups. This document describes a usecase of the multiple groups, and the need for an efficient multiple group membership management.


Minho Park (

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