Algorand unveils roadmap for post-quantum security by end-2027

The Algorand Foundation unveiled a roadmap to make its blockchain broadly quantum-resistant by the end of 2027. The plan begins in 2026 with post-quantum accounts, multisignature wallets and staking support, then moves on to protecting core protocol components.

The announcement follows moves by other networks, including Ethereum and Solana, to prepare for a future quantum-computing threat. Algorand says migrating live blockchain infrastructure to post-quantum cryptography will take years and should start well before a hypothetical "Q-Day" when quantum machines could break current cryptographic systems.

Most major blockchains today rely on elliptic curve cryptography to secure wallets and transactions, and experts believe sufficiently advanced quantum computers could undermine those systems even though such machines do not yet exist. Standards bodies and governments are already planning transitions: NIST is standardizing post-quantum algorithms and organizations are setting timelines for retiring legacy cryptography.

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