The Solana Foundation has selected the Falcon post-quantum signature scheme for its ecosystem, following independent research by Anza and Jump Crypto. An initial implementation is already complete, though no protocol changes are required at this stage.
The foundation is clear that this is preparatory work: a defined migration path exists and can be activated if quantum computing advances to the point where current cryptographic assumptions are threatened. It is a measured, research-driven step rather than an emergency response.
For a network processing the volume Solana handles, having a credible quantum-resistance roadmap in place well ahead of any real-world threat is sound infrastructure hygiene.
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