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

Org.BouncyCastle.Crypto.Engines.AsconEngine

public sealed class AsconEngine : IAeadCipher
ASCON v1.2 AEAD, https://ascon.iaik.tugraz.at/ .
namespace Org.BouncyCastle.Crypto.Digests { }