On Wed, 8 Dec 2021, post...@aecperformance.com wrote:

Thunderbird says:
Wrong Site The certificate belongs to a different site, which could mean that 
someone is trying to impersonate this site.

        $ openssl s_client -connect aecperformance.com:993 < /dev/null 
2>/dev/null | openssl x509 -noout -text | grep -F -A1 'X509v3 Subject Alternative 
Name:'
                    X509v3 Subject Alternative Name:
                        DNS:aecperformance.com, DNS:deanhh.com, 
DNS:dev.aecperformance.com, DNS:sizzelicks.com, DNS:softlinksys.com, 
DNS:www.aecperformance.com, DNS:www.deanhh.com, DNS:www.sizzelicks.com, 
DNS:www.softlinksys.com

Is your Thunderbird set up to use one of the above server names, and not, for 
example,
imap.aecperformance.com.  The server name has to match one of the above.

Joseph Tam <jtam.h...@gmail.com>

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