Step 3 - Configure RDS: Deploying a Rails Application to Elastic Beanstalk We're moving on and tightening our database security in step 3. We're running our database in private subnets within a created RDS instance on our VPC, making sure our data isn't accidentally left in the open. After setting up our network and security settings, we'll dive into creating our databases manually via our secure Bastion server. With a few commands, we set up our dev and prod databases, don them with strong passwords and grant them access to our master username. Voila, our RDS instance is ready to go! Stay tuned for step 4, where we unveil the real deal,... 07 May 2017