ConcatenationKdfGenerator public sealed class ConcatenationKdfGenerator : IDerivationFunction Generator for Concatenation Key Derivation Function defined in NIST SP 800-56A, Sect 5.8.1 Documentation Code public IDigest Digest { get; } the underlying digest. public ConcatenationKdfGenerator(IDigest digest) public int GenerateBytes(byte[] output, int outOff, int length) Fill len bytes of the output buffer with bytes generated from the derivation function. public int GenerateBytes(Span<byte> output) public void Init(IDerivationParameters param)