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SiteMembershipCondition Class

Determines whether an assembly belongs to a code group by testing the site from which it originated. This class cannot be inherited.

For a list of all members of this type, see SiteMembershipCondition Members.


[Visual Basic]
NotInheritable Public Class SiteMembershipCondition
   Implements IMembershipCondition, ISecurityEncodable, _
public sealed class SiteMembershipCondition :
   IMembershipCondition, ISecurityEncodable,
public __gc __sealed class SiteMembershipCondition : public
   IMembershipCondition, ISecurityEncodable,
class SiteMembershipCondition implements
   IMembershipCondition, ISecurityEncodable,

Thread Safety

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.


A code assembly satisfies a site membership condition if that code originates from the Web site specified by Site. Site identity is defined for code from URLs with any protocol except FILE. A site is the string between the "//" after the protocol of a URL and the following "/", if present. For example, is the site identity in the URL This excludes port numbers. If a given URL is, the site is, not

Sites can be matched exactly, or by a wildcard ("*") prefix at the dot delimiter. For example, the site name * matches as well as Without a wildcard, the site name must be a precise match. The site name * will match any site, but will not match code that has no site evidence.


Namespace: System.Security.Policy

Platforms: Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family

Assembly: Mscorlib (in Mscorlib.dll)

See Also

SiteMembershipCondition Members | System.Security.Policy Namespace