Security Hardening

How to Configure cAdvisor Container Metrics on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Configure cAdvisor Container Metrics on Debian 10

Introduction Deploying configure cadvisor container metrics on debian 10 on a Debian 10 Buster 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 You will […]

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How to Configure Nginx Server Blocks (Virtual Hosts) on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Configure Nginx Server Blocks (Virtual Hosts) on RHEL 7

How to Configure Nginx Server Blocks (Virtual Hosts) on RHEL 7 Nginx server blocks — the equivalent of Apache virtual hosts — allow a single Nginx instance to serve multiple websites on the same server by routing requests based on the domain name or IP address. This is one of the most common Nginx configurations […]

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How to Set Up Jaeger Distributed Tracing on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Set Up Jaeger Distributed Tracing on Debian 10

Introduction Deploying set up jaeger distributed tracing on debian 10 on a Debian 10 Buster 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 […]

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How to Install Apache HTTP Server on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install Apache HTTP Server on RHEL 7

How to Install Apache HTTP Server on RHEL 7 Apache HTTP Server is one of the most widely deployed web servers in the world, powering millions of websites and applications. On Red Hat Enterprise Linux 7, Apache (referred to in the package system as httpd) is available directly from the default RHEL repositories, making installation […]

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How to Install Cockpit Web Console on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Install Cockpit Web Console on Debian 10

Introduction This guide explains how to Install Cockpit Web Console on Debian 10 on Debian 10 Buster. Debian Buster 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 10 install with the […]

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How to Configure Blackbox Exporter for Endpoint Monitoring on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Configure Blackbox Exporter for Endpoint Monitoring on Debian 10

Introduction Debian 10 Buster is built around the ethos of stability and free software. Setting up configure blackbox exporter for endpoint monitoring on debian 10 on Buster leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Buster freeze. Follow each step […]

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How to Set Up Uptime Robot Self-Hosted Monitor on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Set Up Uptime Robot Self-Hosted Monitor on Debian 10

Introduction Deploying set up uptime robot self-hosted monitor on debian 10 on a Debian 10 Buster 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 […]

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How to Configure OpenTelemetry Collector on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Configure OpenTelemetry Collector on Debian 10

Introduction Debian 10 Buster is built around the ethos of stability and free software. Setting up configure opentelemetry collector on debian 10 on Buster leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Buster freeze. Follow each step carefully and the […]

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How to Install Graylog Log Management on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Install Graylog Log Management on Debian 10

Introduction Debian 10 Buster is built around the ethos of stability and free software. Setting up install graylog log management on debian 10 on Buster leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Buster freeze. Follow each step carefully and […]

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How to Perform a System Security Audit with auditd on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Perform a System Security Audit with auditd on RHEL 7

How to Perform a System Security Audit with auditd on RHEL 7 Security auditing is a critical practice for any production RHEL 7 system, especially those subject to compliance frameworks such as PCI-DSS, HIPAA, or DISA STIG. The Linux Audit Framework, centered on the auditd daemon, provides kernel-level monitoring of system calls, file access, user […]

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