1 files changed, 20 insertions, 0 deletions
diff --git a/TwoStepsAuthenticator.DotnetCore/UsedCodesManager.cs b/TwoStepsAuthenticator.DotnetCore/UsedCodesManager.cs
new file mode 100644
index 0000000..168b934
--- /dev/null
+++ b/TwoStepsAuthenticator.DotnetCore/UsedCodesManager.cs
@@ -0,0 +1,20 @@
+using System;
+using System.Collections.Generic;
+
+namespace TwoStepsAuthenticator
+{
+    public class UsedCodesManager : IUsedCodesManager
+    {
+        public void AddCode(long timestamp, string code, object user)
+        {
+            throw new NotImplementedException();
+        }
+
+        public bool IsCodeUsed(long timestamp, string code, object user)
+        {
+            throw new NotImplementedException();
+        }
+    }
+
+
+}