<PackageReference Include="BouncyCastle.Cryptography" Version="2.5.0" />

Org.BouncyCastle.Crypto.Macs.CMac

public class CMac : IMac
namespace Org.BouncyCastle.Crypto.Macs { public class CMac : IMac { public string AlgorithmName { get; } public CMac(IBlockCipher cipher); public CMac(IBlockCipher cipher, int macSizeInBits); public void Init(ICipherParameters parameters); public int GetMacSize(); public void Update(byte input); public void BlockUpdate(byte[] inBytes, int inOff, int len); public void BlockUpdate(ReadOnlySpan<byte> input); public int DoFinal(byte[] outBytes, int outOff); public int DoFinal(Span<byte> output); public void Reset(); } }