System.Security.Cryptography.X509Certificates.X509KeyUsageExtension public sealed class X509KeyUsageExtension : X509Extension Documentation public X509KeyUsageFlags KeyUsages { get; } public X509KeyUsageExtension() public X509KeyUsageExtension(AsnEncodedData encodedKeyUsage, bool critical) public X509KeyUsageExtension(X509KeyUsageFlags keyUsages, bool critical)