ExtendedProperty object

[CAPICOM is a 32-bit only component that is available for use in the following operating systems: Windows Server 2008, Windows Vista, and Windows XP. Instead, use Platform Invocation Services (PInvoke) to call the Win32 API function CertGetCertificateContextProperty and obtain the properties. For information about PInvoke, see Platform Invoke Tutorial. The .NET and CryptoAPI via P/Invoke: Part 1 and .NET and CryptoAPI via P/Invoke: Part 2 subsections of Extending .NET Cryptography with CAPICOM and P/Invoke may also be helpful.]

The ExtendedProperty object represents a Microsoft-extended property.

When to use

The ExtendedProperty object is used to perform the following tasks:

• Set or retrieve the type of the extended property.
• Set or retrieve the type of encoding used to encode the extended property.

Members

The ExtendedProperty object has these types of members:

• Properties

Properties

The ExtendedProperty object has these properties.

Property	Access type	Description
PropID	Read/write	A value of the CAPICOM_PROPID enumeration that sets or retrieves the type of extended property. This is the default property.
Value	Read/write	A value of the CAPICOM_ENCODING_TYPE enumeration that sets or retrieves the extended property data.

 

Remarks

The ExtendedProperty object is used by the ExtendedProperties collection.

The ExtendedProperty object can be created, and it is not safe for scripting. The ProgID for the ExtendedProperty object is CAPICOM.ExtendedProperty.1.

Requirements

Requirement	Value
End of client support	Windows Vista
End of server support	Windows Server 2008
Redistributable	CAPICOM 2.0 or later on Windows Server 2003 and Windows XP
DLL	Capicom.dll