Certificate

Security Certificate

To configure a SSL certificate for TLS and/or SSL over SMTP:

1. Abstract: Create Certificate

   Generate key

   Generate signing request

   Sign the key

   Create server certificate

   Set permission

   Set owner

   Copy into place

   Restart services

   1. Self-Signed Certificate

      openssl genrsa -out x.key 2048

      openssl req -new -key x.key -out x.csr

      openssl x509 -req -days 3650 -in x.csr -signkey x.key -out x.crt

      cat x.crt x.key > servercert.pem

      chmod 644 servercert.pem

      chown root:qmail servercert.pem

      cp -p servercert.pem /var/qmail/control