Difference between revisions of "Query Certificate"

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If you like, you can obtain this information from a UNIX/Linux machine
 
If you like, you can obtain this information from a UNIX/Linux machine
 
by running the command:
 
by running the command:
:<tt>openssl s_client -showcerts -starttls smtp -connect example.com:25</tt>
+
:<tt>openssl s_client -CApath /etc/ssl/certs -showcerts -starttls smtp -connect example.com:25</tt>
 
Where: example.com is the host name of the server being checked.
 
Where: example.com is the host name of the server being checked.
 +
<path to certificate> - is the path to where the certificate is stored on the machine being queried, eg. on Debian it's typically /etc/ssl/certs
 
<div style="float:right; clear:both; margin-right:0.5em">[[Support Wiki | [Home]]]</div>
 
<div style="float:right; clear:both; margin-right:0.5em">[[Support Wiki | [Home]]]</div>
 
[[category:All]][[category:Security]]
 
[[category:All]][[category:Security]]

Revision as of 17:10, 15 February 2018

If you like, you can obtain this information from a UNIX/Linux machine by running the command:

openssl s_client -CApath /etc/ssl/certs -showcerts -starttls smtp -connect example.com:25

Where: example.com is the host name of the server being checked. <path to certificate> - is the path to where the certificate is stored on the machine being queried, eg. on Debian it's typically /etc/ssl/certs