mscorlib-4.0-offline-doxygenated-documentation/html/_cng_key_creation_options_8cs_source.html

 namespace System.Security.Cryptography
 {
     [Flags]
     public enum CngKeyCreationOptions
     {
         None = 0x0,
         MachineKey = 0x20,
         OverwriteExistingKey = 0x80
     }
 }
System.Security.Cryptography
Definition: Aes.cs:3

System.AppDomainManagerInitializationOptions.None
No initialization action.

System.Security.Cryptography.CngKeyCreationOptions
CngKeyCreationOptions
Specifies options used for key creation.
Definition: CngKeyCreationOptions.cs:5

System.Security.Cryptography.CngKeyCreationOptions.MachineKey
A machine-wide key is created.

System.Security.Cryptography.CngKeyCreationOptions.OverwriteExistingKey
The existing key is overwritten during key creation.