Creating an SSL certificate for Postfix/Courier IMAP on Ubuntu

If your SSL certificate has expired and you have chosen to go with PositiveSSL(Comodo), this post may help you out. 1. Generate your Certificate Signing Request (CSR) openssl req -new -nodes -newkey rsa:2048 -keyout servername.com.key -out servername.com.csr 2. Get your Certificate by signing the CSR file to Comodo and you will receive the Certificate by Read more about Creating an SSL certificate for Postfix/Courier IMAP on Ubuntu[…]