Cross-signed device verification for secure communication.

What is cross-signed device verification?

Roomys uses cross-signed device verification to help ensure the identity of conversation participants and their devices, with minimal manual effort.

How does cross-signed device verification work?

A user can access their Roomys account through multiple devices.

Cross-signed device verification is a smart way for the user to verify all the devices they have linked to their Roomys account. Having done that, the process of verifying with others is far easier.

When one user verifies another, that trust is extended across all the devices the users have linked to their respective Roomys accounts (saving the hassle of having to verify a contact's multiple devices).

Whether self-verifying, or verifying others' devices, the actual authentication process is wonderfully straight-forward. Users simply compare on-screen emojis, or scan a QR code.

Default end-to-end encryption.

Roomys uses Double Ratchet end-to-end encryption by default to protect users’ privacy.

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