Specifies options for opening a key.
This enumeration has a
FlagsAttribute attribute that allows a bitwise combination of its member values.
public enum CngKeyOpenOptions
Member name Description None No key open options are specified. UserKey If the value is not specified, a user key is opened instead. MachineKey MachineKey A machine-wide key is opened. Silent UI prompting is suppressed.
option suppresses any UI prompting. This option may not work with some key types, such as smart card keys and keys that are stored in the software key storage provider (KSP). These key types are protected with mandatory UI prompting. Silent .NET Framework
Supported in: 4, 3.5
.NET Framework Client Profile
Supported in: 4, 3.5 SP1
Windows 7, Windows Vista SP1 or later, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later)
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see
.NET Framework System Requirements.