Probably K9 not Outlook - Re: Outlook 2010 not connecting to secure POP3

Robert Moskowitz rgm at
Sun Nov 23 21:23:56 UTC 2014

I finally noticed this popup of K9 blocking https on port (143, 993, 
995).  So the user has to come back over here and disable K9 long enough 
to get things working.


On 11/23/2014 04:08 PM, Robert Moskowitz wrote:
> OK, I did not know that this user has a new computer with Outlook 
> 2010.  This SHOULD make it easier but...
> I have the computer right next to me, they brought it over.  It is on 
> the same LAN as this notebook.  I can access my server with:
> openssl s_client -connect
> And then log the user in with the appropriate POP3 credentials.
> In Outlook 2010, in Advanced settings I have specified "This server 
> requires an encrypted connection (SSL)" and it switches to port 995 
> (from 110).  I try connecting and I get an error that
> "Your server does notg support the connection encryption type you have 
> specified."
> The first time we tried this it installed my self-signed cert in the 
> local cert store.
> Any idea on what is going on or how to get this working?

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