A file containing trusted certificates to use during server authentication
and to use when attempting to build the client certificate chain.
+=item B<-purpose, -ignore_critical, -issuer_checks, -crl_check, -crl_check_all, -policy_check, -extended_crl, -x509_strict, -policy -check_ss_sig>
+
+Set various certificate chain valiadition option. See the
+L<B<verify>|verify(1)> manual page for details.
+
=item B<-reconnect>
reconnects to the same server 5 times using the same session ID, this can