Security Hardening

How to Set Up HAProxy Load Balancer on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Set Up HAProxy Load Balancer on Debian 9

Introduction How to Set Up HAProxy Load Balancer on Debian 9 is a fundamental operation for any administrator maintaining a Debian 9 Stretch server. Debian 9 Stretch ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian […]

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How to Install Lighttpd on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Install Lighttpd on Debian 9

Introduction This guide explains how to Install Lighttpd on Debian 9 on Debian 9 Stretch. Debian Stretch uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 9 install with the standard repositories […]

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How to Set Up Nginx as a Reverse Proxy on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Set Up Nginx as a Reverse Proxy on Debian 9

Introduction Deploying set up nginx as a reverse proxy on debian 9 on a Debian 9 Stretch machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. […]

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How to Configure Nginx Server Blocks on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Configure Nginx Server Blocks on Debian 9

Introduction Debian 9 Stretch is built around the ethos of stability and free software. Setting up configure nginx server blocks on debian 9 on Stretch leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Stretch freeze. Follow each step carefully and […]

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How to Install phpMyAdmin on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install phpMyAdmin on RHEL 7

How to Install phpMyAdmin on RHEL 7 phpMyAdmin is a free, open-source web-based tool for administering MySQL and MariaDB databases through a browser interface. Rather than relying on the command line for every operation, phpMyAdmin lets you browse tables, run queries, manage users, import and export data, and monitor server status with a point-and-click UI. […]

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How to Install Nginx on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Install Nginx on Debian 9 (DEBIAN-9-2)

Introduction This guide explains how to Install Nginx on Debian 9 on Debian 9 Stretch. Debian Stretch uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 9 install with the standard repositories […]

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How to Install Redis on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install Redis on RHEL 7

How to Install Redis on RHEL 7 Redis is an open-source, in-memory data structure store used as a database, cache, message broker, and streaming engine. Its sub-millisecond response times make it the go-to solution for session caching, real-time leaderboards, pub/sub messaging, and rate limiting in high-performance web applications. On RHEL 7, Redis is available through […]

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How to Enable SSL/TLS with Let's Encrypt on Apache2 on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Enable SSL/TLS with Let’s Encrypt on Apache2 on Debian 9

Introduction How to Enable SSL/TLS with Let’s Encrypt on Apache2 on Debian 9 is a fundamental operation for any administrator maintaining a Debian 9 Stretch server. Debian 9 Stretch ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ […]

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How to Install MongoDB on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install MongoDB on RHEL 7

How to Install MongoDB on RHEL 7 MongoDB is a document-oriented NoSQL database that stores data in flexible, JSON-like BSON documents rather than traditional rows and columns. Its schema-less design makes it an excellent choice for applications that need to handle varied or rapidly evolving data structures, such as content management systems, real-time analytics platforms, […]

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How to Configure Apache2 Virtual Hosts on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Configure Apache2 Virtual Hosts on Debian 9

Introduction Deploying configure apache2 virtual hosts on debian 9 on a Debian 9 Stretch machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites Ensure Debian […]

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