<PackageReference Include="BouncyCastle.Cryptography" Version="2.7.0" />

Org.BouncyCastle.Crypto.Macs.SkeinMac

public class SkeinMac : IMac
Implementation of the Skein parameterised MAC function in 256, 512 and 1024 bit block sizes, based on the ThreefishEngineThreefish tweakable block cipher.
namespace Org.BouncyCastle.Crypto.Macs { public class SkeinMac : IMac { public const int SKEIN_256 = 256; public const int SKEIN_512 = 512; public const int SKEIN_1024 = 1024; public string AlgorithmName { get; } public SkeinMac(int stateSizeBits, int digestSizeBits); public SkeinMac(SkeinMac mac); public void Init(ICipherParameters parameters); public int GetMacSize(); public void Reset(); public void Update(byte inByte); public void BlockUpdate(byte[] input, int inOff, int len); public void BlockUpdate(ReadOnlySpan<byte> input); public int DoFinal(byte[] output, int outOff); public int DoFinal(Span<byte> output); } }