<PackageReference Include="BouncyCastle.Cryptography" Version="2.5.1" />

Org.BouncyCastle.Crypto.IEntropySource

public interface IEntropySource
Base interface describing an entropy source for a DRBG.
namespace Org.BouncyCastle.Crypto { public interface IEntropySource { bool IsPredictionResistant { get; } int EntropySize { get; } byte[] GetEntropy(); } }