In this talk, we will explore the various ways that external attackers can target PostgreSQL deployments and how to defend against these threats. We will cover topics such as authentication security, protecting queries and data from network snooping, and preventing session interception. We will also discuss best practices for securing backups and preventing server theft. This talk will provide practical tips and techniques for ensuring the security of your PostgreSQL deployment and protecting against external attacks. Attendees will come away with a deeper understanding of the vulnerabilities that can affect PostgreSQL and how to mitigate them.