Firewall

How to Install Rust on FreeBSD 13 — step-by-step FreeBSD 13 tutorial on Progressive Robot

How to Install Rust on FreeBSD 13

Introduction Deploying install rust on freebsd 13 on a FreeBSD 13 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 base + […]

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How to Install Nexus Repository Manager on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Install Nexus Repository Manager on RHEL 8

Nexus Repository Manager by Sonatype is a universal artifact repository that proxies public registries, hosts private packages, and groups repositories behind a single URL for Maven, npm, PyPI, Docker, and many other formats. Installing it on RHEL 8 gives your CI/CD pipeline a central artifact store that reduces external network calls and enforces governance over […]

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How to Set Up a Kubernetes Dashboard on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Set Up a Kubernetes Dashboard on CentOS Stream 9

Introduction Setting up set up a kubernetes dashboard on centos stream 9 on a CentOS Stream 9 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Set Up a Kubernetes Dashboard on CentOS Stream 9, with all the commands you need, the SELinux and firewalld […]

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How to Use ibmservice to Register Support on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Use ibmservice to Register Support on IBM AIX 7.1

Introduction IBM AIX 7.1 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to use ibmservice to register support on ibm aix 7.1 […]

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How to Install Java (OpenJDK 21) on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Install Java (OpenJDK 21) on FreeBSD 12

Introduction How to Install Java (OpenJDK 21) 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 Set Up GlusterFS on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Set Up GlusterFS on CentOS Stream 9

Introduction CentOS Stream 9 ships with a stable, security-hardened base that makes deploying set up glusterfs on centos stream 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Set Up GlusterFS on CentOS Stream 9, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for […]

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How to Deploy a Django Application on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Deploy a Django Application on CentOS Stream 9

Introduction CentOS Stream 9 ships with a stable, security-hardened base that makes deploying deploy a django application on centos stream 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Deploy a Django Application on CentOS Stream 9, including dnf module streams where applicable, systemd unit management, and the firewalld rules […]

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Debian 11 — iptables — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — iptables — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 23 December 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2004-0986 CVE-2012-2663 CVE-2019-11360 Upstream summary: Iptables before 1.2.11, under certain conditions, does not properly load the required modules at system startup, which causes the firewall rules to fail […]

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How to Install Laravel with Nginx on FreeBSD 13 — step-by-step FreeBSD 13 tutorial on Progressive Robot

How to Install Laravel with Nginx on FreeBSD 13

Introduction This guide explains how to Install Laravel with Nginx on FreeBSD 13 on FreeBSD 13. FreeBSD uses the pkg(8) binary package manager, rc.conf(5) for service startup configuration, and pf(4) as its primary packet filter. There is no SELinux or AppArmor — instead, FreeBSD provides the MAC (Mandatory Access Control) framework and Capsicum for fine-grained […]

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How to Set Up Rancher on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Set Up Rancher on CentOS Stream 9

Introduction This tutorial demonstrates how to Set Up Rancher on CentOS Stream 9 on CentOS Stream 9. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered CentOS Stream 9 system with the default […]

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