diff --git a/DSoft.Portable.WebClient.Grpc.Encryption/ICrudGrpcClient.cs b/DSoft.Portable.WebClient.Grpc.Encryption/ICrudGrpcClient.cs
new file mode 100644
index 0000000..7b2fa64
--- /dev/null
+++ b/DSoft.Portable.WebClient.Grpc.Encryption/ICrudGrpcClient.cs
@@ -0,0 +1,24 @@
+using Grpc.Core;
+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Threading;
+
+namespace DSoft.Portable.WebClient.Grpc.Encryption
+{
+	public interface ICrudGrpcClient
+	{
+		AsyncUnaryCall<SecureResponse> AddAsync(SecureRequest request, Metadata headers = null, DateTime? deadline = null, CancellationToken cancellationToken = default(CancellationToken));
+
+		AsyncUnaryCall<SecureResponse> DeleteAsync(SecureRequest request, Metadata headers = null, DateTime? deadline = null, CancellationToken cancellationToken = default(CancellationToken));
+
+		AsyncUnaryCall<SecureResponse> FindAllAsync(SecureRequest request, Metadata headers = null, DateTime? deadline = null, CancellationToken cancellationToken = default(CancellationToken));
+
+		AsyncUnaryCall<SecureResponse> FindAsync(SecureRequest request, Metadata headers = null, DateTime? deadline = null, CancellationToken cancellationToken = default(CancellationToken));
+
+		AsyncUnaryCall<SecureResponse> UpdateAsync(SecureRequest request, Metadata headers = null, DateTime? deadline = null, CancellationToken cancellationToken = default(CancellationToken));
+
+
+
+		}
+}