Sets the CA serial number file to use.
When the B<-CA> option is used to sign a certificate it uses a serial
-number specified in a file. This file consist of one line containing
+number specified in a file. This file consists of one line containing
an even number of hex digits with the serial number to use. After each
use the serial number is incremented and written out to the file again.
=item B<S/MIME Signing>
-In addition to the common S/MIME client tests the digitalSignature bit must
-be set if the keyUsage extension is present.
+In addition to the common S/MIME client tests the digitalSignature bit or
+the nonRepudiation bit must be set if the keyUsage extension is present.
=item B<S/MIME Encryption>
=head1 COPYRIGHT
-Copyright 2000-2017 The OpenSSL Project Authors. All Rights Reserved.
+Copyright 2000-2018 The OpenSSL Project Authors. All Rights Reserved.
Licensed under the OpenSSL license (the "License"). You may not use
this file except in compliance with the License. You can obtain a copy