Posts in "English"

Why we still add dbAdmin even when a user already has readWrite on MongoDB 8 – Debian 12?

In my earlier post, “How to set up MongoDB 8 master–slave on Debian 12 (Bookworm)”, we ended with a working replica set and basic authentication. Now comes the daily-ops reality: your app user needs to write documents, but your ops tasks also need to tweak schema rules, adjust TTLs, rename collections, or rebuild indexes during… Continue reading

Enabling Redis Password Authentication, ACL, and Master-Slave Security on Debian 12

In a production environment, Redis should never run without proper access control. If you’ve followed the basic Redis master-slave installation guide on Debian 12, it’s time to take the next step: securing your Redis nodes with passwords and user-based authentication (ACL), while ensuring replication remains functional. This article focuses on three key areas: 1. Enable… Continue reading