From: yermej <yermej@...>
Date: 2009-09-04T08:35:08+09:00
Subject: Re: How do I decode/parse a X509 SSL Cert

On Sep 3, 3:43 pm, marc spitzer <ms4...@sdf.lonestar.org> wrote:
> Hi,
>
> Did a bit of googleing on this and did not have much luck.
> I would like to connect to a ssl webserver and download the
> cert.  Then I would like to decode the cert and pares out some
> fields of interest, host name and expire date, and make it a
> report that gets mailed out weekly.  
>
> My question is what would be the best way to get and decode the
> cert?

require 'openssl'

cert = OpenSSL::X509::Certificate.new(File.read(cert_file_name))
cert.subject
cert.not_after