How to dump all certificates from a file?

[Nan Xiao]

Hi Viktor,

> By "a file" you clearly mean a "PEM file" with one or more certificates
exclosed in "-----BEGIN ...".."-----END ..." delimiters.

Yes, this is what I mean.

> openssl crl2pkcs7 -nocrl -certfile somefile.pem |
        opessl pkcs7 -print_certs -text

Works like a charm! Thanks very much for your time and quick response!

Best Regards
Nan Xiao

On Wed, Apr 7, 2021 at 10:46 AM Viktor Dukhovni
<openssl-users at dukhovni.org> wrote:
>
> On Wed, Apr 07, 2021 at 10:14:42AM +0800, Nan Xiao wrote:
>
> > Greetings from me! By default openssl-x509 can only dump one
> > certificate from the file:
>
> By "a file" you clearly mean a "PEM file" with one or more certificates
> exclosed in "-----BEGIN ...".."-----END ..." delimiters.  With that
> proviso, the command in question is:
>
>     openssl crl2pkcs7 -nocrl -certfile somefile.pem |
>         opessl pkcs7 -print_certs -text
>
> The output format can be tweaked slightly, though not quite as much as
> will "openssl x509".  See the pkcs7(1) manpage for details.
>
> --
>     Viktor.