Kernel Drivers

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 Install Puppet Agent on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Install Puppet Agent on Debian 11

Introduction How to Install Puppet Agent on Debian 11 is a fundamental operation for any administrator maintaining a Debian 11 Bullseye server. Debian 11 Bullseye 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 11. This […]

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How to Install Packer Image Builder on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Install Packer Image Builder on Debian 11

Introduction How to Install Packer Image Builder on Debian 11 is a fundamental operation for any administrator maintaining a Debian 11 Bullseye server. Debian 11 Bullseye 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 11. […]

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How to Set Up Tekton CI/CD Pipelines on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Set Up Tekton CI/CD Pipelines on Debian 11

Introduction How to Set Up Tekton CI/CD Pipelines on Debian 11 is a fundamental operation for any administrator maintaining a Debian 11 Bullseye server. Debian 11 Bullseye 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 Configure GitHub Actions Self-Hosted Runner on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Configure GitHub Actions Self-Hosted Runner on Debian 11

Introduction Deploying configure github actions self-hosted runner on debian 11 on a Debian 11 Bullseye 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 […]

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How to Install Nomad Workload Orchestrator on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Install Nomad Workload Orchestrator on Debian 11

Introduction How to Install Nomad Workload Orchestrator on Debian 11 is a fundamental operation for any administrator maintaining a Debian 11 Bullseye server. Debian 11 Bullseye 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 11. […]

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How to Set Up Consul Service Mesh on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Set Up Consul Service Mesh on Debian 11

Introduction Deploying set up consul service mesh on debian 11 on a Debian 11 Bullseye 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 Configure HashiCorp Vault on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Configure HashiCorp Vault on Debian 11

Introduction This guide explains how to Configure HashiCorp Vault on Debian 11 on Debian 11 Bullseye. Debian Bullseye 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 11 install with the standard […]

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How to Install OpenTofu on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Install OpenTofu on Debian 11

Introduction How to Install OpenTofu on Debian 11 is a fundamental operation for any administrator maintaining a Debian 11 Bullseye server. Debian 11 Bullseye 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 11. This tutorial […]

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How to Install Terraform on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Install Terraform on Debian 11

Introduction How to Install Terraform on Debian 11 is a fundamental operation for any administrator maintaining a Debian 11 Bullseye server. Debian 11 Bullseye 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 11. This tutorial […]

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