#red-hat

Building a Synthetic Data Generator

Building a synthetic data generator based on Red Hat’s “sdg hub”

The Role of HashiCorp Vault in Sovereign Implementations

Introduction: Why Secrets Matter in Sovereignty

CVE-2026–85769 — Heap Out-of-Bounds Read in libtpms State Deserialization

CVE-2026–85769

From 2015 to 2026: A Week of Decade-Old and Newly Exploited Flaws in the KEV Catalog

Executive Summary

Linux Administration: Umask and Special Permissions (SetUID, SetGID, Sticky Bit)

In this guide, we will cover umask, which manages default file and directory creation permissions. We will also explore three special…

Linux Administration: wget and curl Commands

In this guide, we will cover wget and curl, two command-line utilities used for downloading data from the web.

The Role of Red Hat OpenShift in Sovereign Implementations

Blog Series Introduction

Red Hat OpenShift AI Course Online | Learn AI Skills

Looking to build your career in artificial intelligence and modern cloud technologies? The Red Hat OpenShift AI Course Online is a…

Red Hat OpenShift Lightspeed In Action Part 5: Troubleshoot control plane and worker node failures

In Part 5 of the series, we will tackle failure scenarios that are notoriously hard to troubleshoot quickly: worker node and control plane…

Linux Administration: IP Forwarding and Port Forwarding

While IP Forwarding and Port Forwarding sound similar, they represent distinct networking concepts.

How to Create a VolumeSnapshotClass for MicroCeph in your Openshift Cluster

I am trying to figure out how to configure Veritas/Cohesity NetBackup and Red Hat Openshift to backup my Openshift cluster, but while…

What It Really Takes to Get Into Tech — Starting with Linux (RHCSA)

I failed my first RHCSA attempt.

Red Hat OpenShift Lightspeed In Action Part 2: Troubleshoot K8S configuration issues

In the last blog, we explored the basics — just asking the AI simple questions. But that’s not where Lightspeed truly shines. Its real…

Red Hat Summer Sale: Save Big on RHCE, RHCSA, and OpenShift

This summer, Craw Security brings a powerful learning opportunity for students, IT professionals, Linux administrators, DevOps learners…

Red Hat Satellite Upgrade Runbook: 6.16 to 6.19 Step-by-Step

Red Hat Satellite Upgrade Runbook: 6.16 to 6.19 Step-by-Step

Linux Administration: Configuring a Local RPM Repository

Setting Up a Local Package Repository Using Red Hat ISO

Harmonizing the Red Hat experience

Our new theme is built for Red Hat journeys

AWX in Action is out, and there’s a course

“AWX in Action: Ansible Orchestration at Scale” is now available in print and ebook. It covers running AWX on Kubernetes for real, not a…

5 key takeaways for Linux application developers from Red Hat Summit 2026

I just got back from Red Hat Summit 2026 in Atlanta. If you haven’t ever been to one of these events, they always feature a wealth of…

Elytron no JBoss EAP 8.1: a base moderna de segurança da plataforma

Introdução

Red Hat Certified Architect (RHCA) How to Become Red Hat Certified Architect in 2026

Becoming a Red Hat Certified Architect (RHCA) is one of the highest achievements in the DevOps, Cloud, and OpenShift ecosystem. This…

The Hidden Cost of “Enterprise Kubernetes”: Support, Licensing, and the OpenShift vs.

Enterprise Kubernetes is supposed to make your life easier. That’s the pitch, at least. You pay a lot of money, you get guardrails, support…

Why PatternFly?

Defining Red Hat’s commitment to enterprise design

[SOLVED] RPM spec variable for (sub)package name?

Centos 8 Firewall Stop — Start

Centos 8 üzerinde, varsayılan olarak firewall etkin durumdadır ve yalnızca bir kaç servisin gelen trafiği almasına izin vermektedir…

[SOLVED] Problem with uploading files on root linux server

RHEL AI vs OpenShift AI vs IBM watsonx: Navigating the AI Ecosystem

Integrating AI into Enterprise Workflows made Simpler

Manage Containers with Podman, Skopeo and Buildah

Part 1

Convert Text to ASCII ART using FIGLET

🖌️🔠 #AsciiArt #Figlet #CommandLineMagic 🎨💻

Open Source Organizations

How to use the power of open-source to move faster and increase impact. An analysis of Open Organization by Jim Whitehurst.