kapynDev Tools

Labyrinth 1.1: Making End-to-End Encrypted Backups Even More Reliable

Labyrinth 1.1 enhances end-to-end encrypted backups for Meta Messenger. This update introduces a new sub-protocol to ensure message reliability even after device loss or extended sign-out periods. This makes secure data persistence more robust for users and developers integrating with such systems.

Meta Engineering·May 11, 2026

Opening Kapyn…