OpenSSL and certificates
Information on certificate generation for CAcert.org signing.
- Follow instructions on CAcert.org page.
- That's enough for getting simple signed certificate which is good for exim. For Courier IMAP additionally you will require to perform the following steps.
- Create a random file:
dd if=/dev/urandom of=/tmp/cert.rand count=1
- Create PEM formated certificate:
cat private.key server.crt > server.pem
- Generate DH pair for certificate:
openssl gendh -rand /tmp/cert.rand 512 >>./server.pem
- Clean-up:
rm -f /tmp/cert.rand