web server

How to Configure Windows Server 2019 for High Availability — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Configure Windows Server 2019 for High Availability

How to Configure Windows Server 2019 for High Availability High Availability (HA) in Windows Server 2019 is achieved through multiple technologies that eliminate single points of failure. The primary HA technologies include Failover Clustering for automatic failover of roles and virtual machines, Network Load Balancing for distributing workloads across multiple servers, Always On Availability Groups […]

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How to Enable HTTP/2 with Nginx on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Enable HTTP/2 with Nginx on RHEL 7

How to Enable HTTP/2 with Nginx on RHEL 7 HTTP/2 is the major revision of the HTTP network protocol that brings multiplexed streams, header compression, and server push to web traffic. Compared to HTTP/1.1, HTTP/2 dramatically reduces page load times on sites with many assets by eliminating head-of-line blocking and reducing the overhead of repeated […]

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How to Harden Web Servers: Security Headers, CSP and HSTS on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Harden Web Servers: Security Headers, CSP and HSTS on RHEL 8

HTTP security headers instruct browsers how to handle your site’s content and protect visitors from clickjacking, cross-site scripting, MIME sniffing, and other common attacks. Adding these headers to Nginx or Apache on RHEL 8 is a high-value, low-effort hardening step that improves both your security posture and your score on tools like securityheaders.com. This tutorial […]

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How to Configure Nginx Rate Limiting on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Configure Nginx Rate Limiting on FreeBSD 12

Introduction Deploying configure nginx rate limiting on freebsd 12 on a FreeBSD 12 machine differs from Linux in several important ways: packages come from the FreeBSD Ports Collection or the binary pkg repository, services are registered in /etc/rc.conf via sysrc(8), and firewall rules are written in pf.conf(5) syntax. This tutorial stays entirely within the standard […]

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How to Configure AppArmor Enforcement on SLES 15 — step-by-step SUSE Linux Enterprise 15 tutorial on Progressive Robot

How to Configure AppArmor Enforcement on SLES 15

Introduction This tutorial covers How to Configure AppArmor Enforcement on SLES 15 on SLES 15. SLES 15 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Step 1 — Check AppArmor Status systemctl status apparmor aa-status Step 2 […]

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How to Set Up Kubernetes Ingress with Nginx Ingress Controller on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Set Up Kubernetes Ingress with Nginx Ingress Controller on RHEL 7

How to Set Up Kubernetes Ingress with Nginx Ingress Controller on RHEL 7 Kubernetes Ingress provides a powerful way to expose HTTP and HTTPS routes from outside the cluster to services running inside it. Rather than creating a separate LoadBalancer service for every application, an Ingress resource lets you define routing rules in one place, […]

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How to Configure Apache with mod_pagespeed on SLES 15 — step-by-step SUSE Linux Enterprise 15 tutorial on Progressive Robot

How to Configure Apache with mod_pagespeed on SLES 15

Introduction This tutorial covers How to Configure Apache with mod_pagespeed on SLES 15 on SLES 15. SLES 15 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 15 system is up to date: zypper […]

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How to Configure PHP-FPM with Nginx on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Configure PHP-FPM with Nginx on FreeBSD 12

Introduction How to Configure PHP-FPM with Nginx on FreeBSD 12 is a core administration task for any FreeBSD 12 server operator. FreeBSD 12 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet […]

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How to Configure Podman Compose on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Configure Podman Compose on RHEL 7

How to Configure Podman Compose on RHEL 7 Podman Compose is a Python script that implements the Docker Compose file specification against the Podman container engine. It allows you to use your existing docker-compose.yml files with Podman, either with the rootless model for increased security or as root on systems where Docker is not installed. […]

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

How to Install Elasticsearch on RHEL 7

How to Install Elasticsearch on RHEL 7 Elasticsearch is a distributed, RESTful search and analytics engine built on Apache Lucene. It is widely used for full-text search, log aggregation, and real-time data analysis. This guide walks you through installing and configuring Elasticsearch on Red Hat Enterprise Linux 7, including repository setup, basic cluster configuration, JVM […]

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