PostgreSQL is the most popular database among professionals according to StackOverflow’s 2025 developer survey. Its widespread adoption is rooted in decades-worth of advancements and successful deployments across all IT sectors.
This undeniable popularity among organizations goes hand-in-hand with interest from cybercriminals, who will target improperly configured PostgreSQL databases to steal, alter, or damage their content.
In this guide, we dive into the technical measures you need to implement to harden your PostgreSQL databases. Hardening your PostgreSQL deployments is essential for your enterprise to protect its data and achieve compliance with security standards like ISO 27k, PCI-DSS, CIS, DISA-STIG, and FedRAMP.
We cover the following areas:
• Sandboxing
• Securing your supply chain
• Storage layout
• Logging
• Installation
If you have any questions, our PostgreSQL experts are just an email away.