Encryption key revealed ahead of Mempool changes in Ethereum update

EIP-8105 moves to Agenda for Beacon Chain RPC APIs. Notification of inclusion triggers reveal of encryption key ciphertext. AEAD and DEM (RFC 9180) methods used for authentication and encapsulation. Next steps at GitHub Issue. Meet Wednesday, March 04, 2026 at 15:00 UTC for Bundling Meeting. 60-minute discussion will be held to discuss updates and implementations.