authorization

Oracle Linux 8 — mod_auth_mellon — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — mod_auth_mellon — security and stability fixes — required update (ELSA-2020-1660)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 December 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-1660 Related CVEs: CVE-2019-13038 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

Read more
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 […]

Read more
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 […]

Read more
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 […]

Read more
How to Write Ansible Playbooks for FreeBSD 13 — step-by-step FreeBSD 13 tutorial on Progressive Robot

How to Write Ansible Playbooks for FreeBSD 13

Introduction FreeBSD 13 is a UNIX-derived operating system renowned for its network stack performance, ZFS integration, and Jail isolation primitives. Setting up write ansible playbooks for freebsd 13 on FreeBSD 13 follows the rc.conf/service(8) paradigm rather than systemd, which means enabling a service and configuring its startup options are done differently from any Linux distribution. […]

Read more
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 […]

Read more
How to Configure Blacklistd on FreeBSD 13 — step-by-step FreeBSD 13 tutorial on Progressive Robot

How to Configure Blacklistd on FreeBSD 13

Introduction This guide explains how to Configure Blacklistd 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 privilege separation. […]

Read more
How to Install Podman as a Rootless Docker Alternative on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Install Podman as a Rootless Docker Alternative on RHEL 8

Podman is Red Hat’s daemonless container engine and has been the default container tool on RHEL 8 since its initial release. Unlike Docker, Podman does not rely on a long-running root daemon — each container runs as a direct child process of the user who started it. This means regular users can run containers without […]

Read more
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 […]

Read more
How to Install RabbitMQ on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Install RabbitMQ on FreeBSD 12

Introduction How to Install RabbitMQ 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 filtering, and […]

Read more
CHAT