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Signal Expands Encryption - Protection Against Quantum Computers

Summary by tz.de
Quantum computers threaten common encryption methods. Signal therefore relies on a new, future-proof algorithm. How the protection works and what users need to know.

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Quantum computers threaten common encryption methods. Signal therefore relies on a new, future-proof algorithm. How the protection works and what users need to know.

Quantum computers could one day eliminate classical encryption. Signal doesn't want to make it that far. That's why the Messenger already introduces a new protocol that protects chats from future supercomputers. read more on t3n.de

Signal announced the progressive deployment of its new encryption protocol, the "Triple Ratchet", designed to withstand future quantum computer attacks. This major update, called SPQR, aims to counter the threat of "harvest now, decipher later" and deploys seamlessly for users.

The Messenger adds a new component to its Double Ratchet process, so that even future quantum computers cannot crack communication.

·Germany
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Heise broke the news in Germany on Monday, October 6, 2025.
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