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CngKeyOpenOptions Enum

  • Reference

Definition

Namespace:
System.Security.Cryptography
Assembly:
System.Security.Cryptography.Cng.dll
Assembly:
System.Security.Cryptography.dll
Assembly:
System.Core.dll
Package:
System.Security.Cryptography.Cng v5.0.0

Specifies options for opening a key.

This enumeration supports a bitwise combination of its member values.

public enum class CngKeyOpenOptions
[System.Flags]
public enum CngKeyOpenOptions
[<System.Flags>]
type CngKeyOpenOptions = 
Public Enum CngKeyOpenOptions
Inheritance
Object
ValueType
Enum
CngKeyOpenOptions
Attributes
FlagsAttribute

Fields

Name Value Description
None 0

No key open options are specified.
UserKey 0

If the MachineKey value is not specified, a user key is opened instead.
MachineKey 32

A machine-wide key is opened.
Silent 64

UI prompting is suppressed.

Remarks

The Silent 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.

Applies to