JavaScript must be enabled in order to use this site.Please enable JavaScript in your browser and refresh the page. ssl_server_key The server’s private key. If it is included in the digital certificate in ssl_server_identity, then this parameter is not needed. ssl_server_key = private_key This parameter supports private keys in the following formats: PEM, DER, PKCS#12. You must specify a path to a file that contains the key. Copyright © Cloud Software Group, Inc. All rights reserved.