'A read/write string value that contains the common language runtime (CLR) type of the application domain protocol handler for the protocol specified in the Name property.'
AppDomainHandlerType property is in 1 class (ProtocolElement) of ROOT\WebAdministration\MS_409 and in 2 namespaces
'A unique nonempty read-only string value that specifies the name of a transmission protocol that ASP.NET can use to decrypt data sent in the HTTP request from a client browser.'
'A read/write Boolean value. True if the types specified in the AppDomainHandlerType and ProcessHandlerType properties should be validated when the section is parsed.'