Releases all resources used by the X509SecurityToken.
Assembly: System.IdentityModel (in System.IdentityModel.dll)
Call the method when you are finished using the X509SecurityToken. The method leaves the X509SecurityToken in an unusable state. After calling the method, you must release all references to the X509SecurityToken so the garbage collector can reclaim the memory that the X509SecurityToken was occupying.
Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.