# Apache 2.4.8 und neuer:
 SSLCertificateFile /etc/letsencrypt/live/mydomain.com/fullchain.pem
 SSLCertificateKeyFile /etc/letsencrypt/live/mydomain.com/privkey.pem

 # Aelter als Apache 2.4.8:
 SSLCertificateFile /etc/letsencrypt/live/mydomain.com/cert.pem
 SSLCertificateChainFile /etc/letsencrypt/live/mydomain.com/chain.pem
 SSLCertificateKeyFile /etc/letsencrypt/live/mydomain.com/privkey.pem

 # Nginx:
 ssl_certificate /etc/letsencrypt/live/mydomain.com/fullchain.pem;
 ssl_certificate_key /etc/letsencrypt/live/mydomain.com/privkey.pem;