# System.Security.Cryptography

``` diff
 namespace System.Security.Cryptography {
     public sealed class IncrementalHash : IDisposable {
+        public IncrementalHash Clone();
     }
     public sealed class Kmac128 : IDisposable {
+        public Kmac128 Clone();
     }
     public sealed class Kmac256 : IDisposable {
+        public Kmac256 Clone();
     }
     public sealed class KmacXof128 : IDisposable {
+        public KmacXof128 Clone();
     }
     public sealed class KmacXof256 : IDisposable {
+        public KmacXof256 Clone();
     }
 }
```

