P521.Signing.ECDSASignature A P-521 elliptic curve digital signature algorithm (ECDSA) signature. Declarationstruct ECDSASignature TopicsCreating a signatureinit(derRepresentation:)init(rawRepresentation:)Representing the signaturederRepresentationrawRepresentation RelationshipsConforms ToContiguousBytesSendableSendableMetatype See AlsoCreating a signaturesignature(for:)signature(for:)