kapynDev Tools

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

Labyrinth 1.1 enhances end-to-end encrypted backup reliability for Meta's Messenger. This update introduces a sub-protocol to ensure messages persist through device loss, switching, and extended sign-in gaps. Developers can leverage these improvements for more robust secure data handling.

Meta Engineering·May 11, 2026

Opening Kapyn…