KeyUsage.IsCritical property
[The IsCritical property is available for use in the operating systems specified in the Requirements section. Instead, use the X509EnhancedKeyUsageExtension Class in the System.Security.Cryptography.X509Certificates namespace.]
The IsCritical property retrieves a Boolean value that indicates whether the KeyUsage extension is marked critical.
Syntax
KeyUsage.IsCritical As Boolean
Property value
If true, the KeyUsage extension is marked critical.
Requirements
| Requirement | Value |
|---|---|
| Redistributable |
CAPICOM 2.0 or later on Windows Server 2003 and Windows XP |
| DLL |
|
See also