Installing Thawte Certificate on imap pop smtp

Kevin Kinsey kdk at
Thu Oct 11 10:01:15 PDT 2007

brad davison wrote:
> I currently have self-signed certificates on our mail server, but they are now expired.
> I have just received the CA-crt back from thawte.  I have the webmail portion completed with installing the certificates, but I am having some issues with getting them installed on SMTP.
> I tried to put them in as the *.crt and *.key files, but sendmail didn't like that.
> The temporary certificates installed are:
> define(`confCACERT_PATH', `/etc/mail/certs')dnl
> define(`confCACERT', `/etc/mail/certs/mycert.pem')dnl
> define(`confSERVER_CERT', `/etc/mail/certs/mycert.pem')dnl
> define(`confSERVER_KEY', `/etc/mail/certs/mykey.pem')dnl
> define(`confCLIENT_CERT', `/etc/mail/certs/mycert.pem')dnl
> define(`confCLIENT_KEY', `/etc/mail/certs/mykey.pem')dnl
> and the certs i have generated and sent to thawte are:
> (signed from thawte)
> (what I generated and sent to them)
> Any help on how to get this converted from the files i have to *.pem files would be much appreciated! 
> (our temporary certificates are now expired and I have to get these installed ASAP)

Maybe you already got this solved?

Mebbe `openssl x509 -inform der -in MYCERT.crt -out MYCERT.pem` ?

IANAE, so I'd use make sure I had a backup copy of your *crt.


Kevin Kinsey
Most people have a mind that's open by appointment only.

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