Two of Solana’s most-used validator clients have implemented a test version of a new post-quantum signature solution, Falcon, to help prepare the Solana network for future quantum threats.
In an announcement on Monday, Anza and Firedancer said Falcon is built for “high-throughput blockchain use” and that it can be activated “if and when the time comes” — an apparent reference to Q-Day, the point at which quantum computers become powerful enough to break public-key encryption.
“The migration work is manageable, the transition can happen…

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