Describe Mariadb Client-Server Encryption here. THIS IS NOT COMPLETED INCOMPLETE and untested, do not use! = Mariadb Replication Encryption = == Certificates == === Certificate Authority === Create the certificate authority key. {{{ openssl genrsa -out ca-key.pem 2048 }}} Create the certificate authority certificate. {{{ openssl req -new -x509 -nodes -days 365000 -key ca-key.pem -out ca-cert.pem }}} === Server === Create the server key. {{{ openssl req -newkey rsa:2048 -days 365000 -nodes -keyout server-key.pem -out server-req.pem openssl rsa -in server-key.pem -out server-key.pem }}} Sign the server certificate. {{{ openssl x509 -req -in server-req.pem -days 365000 -CA ca-cert.pem -CAkey ca-key.pem -set_serial 01 -out server-cert.pem }}} === Client === Create the client key. {{{ openssl req -newkey rsa:2048 -days 365000 -nodes -keyout client-key.pem -out client-req.pem openssl rsa -in client-key.pem -out client-key.pem }}} Sign the client certificate {{{ openssl x509 -req -in client-req.pem -days 365000 -CA ca-cert.pem -CAkey ca-key.pem -set_serial 01 -out client-cert.pem }}} == References == * http://galeracluster.com/documentation-webpages/sslcert.html * http://galeracluster.com/documentation-webpages/sslconfig.html * https://severalnines.com/blog/how-and-performance-impact-ssl-encrypted-replication-traffic-galera-cluster-mysql * https://severalnines.com/blog/database-security-fully-ssl-encrypt-mysql-galera-cluster-clustercontrol