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Explore the secure defaults of a PostgreSQL cluster in this CloudNativePG recipe, aligning with the principle of least authority (PoLA). Our commitment to security and operational simplicity shines through default configurations, balancing robust protection with user-friendly settings. Advanced users can customize as needed. The article navigates default intricacies, PostgreSQL Host-Based Authentication, and the scenarios for enabling superuser access. We also touch on the careful use of the ALTER SYSTEM command, emphasizing our dedication to secure and simple operations.

Dive into the nitty-gritty of how CloudNativePG works its magic with PostgreSQL cluster stuff, zooming in on configmaps and secrets. Peek behind the curtain of the default Private Key Infrastructure – the secret sauce for stress-free mutual TLS authentication. Get to know the default user and database setups, all decked out for maximum security. This article is your go-to roadmap, cruising through CloudNativePG’s resource wizardry and dishing out real-world tips for a breeze in deploying and handling PostgreSQL clusters.