[B<-ext extensions>]
[B<-certopt option>]
[B<-C>]
-[B<-[digest]>]
+[B<-I<digest>>]
[B<-clrext>]
[B<-extfile filename>]
[B<-extensions section>]
present. The DER format is the DER encoding of the certificate and PEM
is the base64 encoding of the DER encoding with header and footer lines
added. The NET option is an obscure Netscape server format that is now
-obsolete.
+obsolete. The default format is PEM.
=item B<-outform DER|PEM|NET>
-This specifies the output format, the options have the same meaning as the
-B<-inform> option.
+This specifies the output format, the options have the same meaning and default
+as the B<-inform> option.
=item B<-in filename>
This specifies the output filename to write to or standard output by
default.
-=item B<-[digest]>
+=item B<-I<digest>>
The digest to use.
This affects any signing or display option that uses a message
openssl x509 -in cert.pem -noout -ext subjectAltName
-Display the more extensions of a certificate:
+Display more extensions of a certificate:
openssl x509 -in cert.pem -noout -ext subjectAltName,nsCertType