You may set this flag to TRUE to respond to the server with or
without a certificate. If this flag is TRUE with a SelectedCertificate
it responds to the server with the selected certificate otherwise respond to the
server without a certificate. By default the value of Handled and Cancel are FALSE
and display default client certificate selection dialog prompt to allow the user to
choose a certificate. The SelectedCertificate is ignored unless Handled is set TRUE.
You may set this flag to TRUE to respond to the server with or without a certificate. If this flag is TRUE with a SelectedCertificate it responds to the server with the selected certificate otherwise respond to the server without a certificate. By default the value of Handled and Cancel are FALSE and display default client certificate selection dialog prompt to allow the user to choose a certificate. The SelectedCertificate is ignored unless Handled is set TRUE.