Keys¶ Polkadot’s cryptography Account keys Session keys old Account signatures and keys Ristretto Additional signature types Account signatures and keys in Polkadot Schnorr signatures Curves How much secp256k1 support? Is secp256k1 risky? Is Ed25519 risky? Aka use Ristretto Zero-knowledge proofs in the dalek ecosystem Nomination Stash account keys Stake controller account keys Certificate location Certificate size Implementation Session keys Account key creation ideas for Polkadot