Date archives "August 2025"

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

Ketika Dunia Sibuk Berperang, Gunung di Ujung Timur Bersuara

Refleksi dari Letusan Krasheninnikov di Tahun 1463 Pernahkah kamu membayangkan ada sebuah gunung di ujung Timur jauh Rusia, sunyi, tertutup salju, dan tidak dikenal siapa pun selama ratusan tahun tiba-tiba meletus? Bukan karena dendam atau peringatan, tapi karena begitulah alam bekerja. Gunung Krasheninnikov, yang terletak di semenanjung Kamchatka, diperkirakan meletus pada sekitar tahun 1463 Masehi…. Continue reading