GSMA Confirms End-to-End Encryption for RCS, Enabling Secure Cross-Platform Messaging

GSMA Confirms End-to-End Encryption for RCS, Enabling Secure Cross-Platform Messaging
Summary: The GSM Association (GSMA) has announced the implementation of end-to-end encryption (E2EE) for Rich Communications Services (RCS) to enhance messaging security between Android and iOS platforms. This new specification utilizes the Messaging Layer Security (MLS) protocol and marks RCS as the first major messaging service to support interoperable E2EE. Google has been proactive in ensuring secure messaging within its Messages app and is prepared to implement these new specifications in collaboration with the mobile ecosystem.

Affected: GSM Association (GSMA) and RCS messaging platforms

Keypoints :

  • GSMA implements E2EE for RCS to secure messages across platforms.
  • The E2EE is based on the Messaging Layer Security (MLS) protocol.
  • Google Messages has offered E2EE for RCS messaging, anticipating integration of GSMAโ€™s updated specifications.

Source: https://thehackernews.com/2025/03/gsma-confirms-end-to-end-encryption-for.html