import Crypto public func createPrivateP256Key() -> P256.Signing.PrivateKey { return P256.Signing.PrivateKey() } public func createPublickP256Key(privateKey: P256.Signing.PrivateKey ) -> P256.Signing.PublicKey { return privateKey.publicKey } public func publicP256_2_Spki(publicKey: P256.Signing.PublicKey) -> String { return publicKey.pemRepresentation }