PsoDSA

public struct PsoDSA

Builder representing Compute Digital Signature in gemSpec_COS#14.8.2 And Verify Digital Signature in gemSpec_COS#14.8.9

  • Use case compute a digital signature without message recovery

    Declaration

    Swift

    public static func sign(_ data: Data) throws -> HealthCardCommand

    Parameters

    data

    the value to sign

    Return Value

    PSO Compute Digital Signature Command

  • Use case verify an ELC signature gemSpec_COS#14.8.9.1

    Note

    that (only) ansix9p256r1, ansix9p384r1 curves are supported

    Throws

    HealthCardCommandBuilder.InvalidArgument or ECCurveInfo.InvalidArgument when wrong signature, hash or SecKey is passed

    Declaration

    Swift

    public static func verify(signature: Data, hash: Data, publicKey: SecKey) throws -> HealthCardCommand

    Parameters

    signature

    (normalized) signature hash to verify
    hash

    the signed hash value
    publicKey

    a Public SecKey

    Return Value

    Verify EC DSA command