System 2.0.0.0 4.0.0.0 System.Enum This enumeration is used with the constructor. Specifies the location of the X.509 certificate store. Field 2.0.0.0 4.0.0.0 System.Security.Cryptography.X509Certificates.StoreLocation The X.509 certificate store used by the current user. Field 2.0.0.0 4.0.0.0 System.Security.Cryptography.X509Certificates.StoreLocation The X.509 certificate store assigned to the local machine.