Secure Group Key Agreement on Cyber-Physical System Buses

Cyber-Physical Systems CPSs rely on distributed embedded devices that often must communicate securely over buses. Ensuring message integrity and authenticity on these buses typically requires group-shared keys for Message Authentication Codes MACs. To avoid insecure fixed pre-shared keys and...

Google Messages Getting Cross-Platform End-to-End Encryption with MLS Protocol

Google has announced that it intends to add support for Message Layer Security MLS to its Messages service for Android and open source an implementation of the specification. "Most modern consumer messaging platforms including Google Messages support end-to-end encryption, but users today are...