Tls Ssl

How to Configure GitHub Actions Self-Hosted Runner on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Configure GitHub Actions Self-Hosted Runner on FreeBSD 14

Introduction This guide explains how to Configure GitHub Actions Self-Hosted Runner on FreeBSD 14 on FreeBSD 14. 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 […]

Read more
How to Set Up Uptime Kuma on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Set Up Uptime Kuma on FreeBSD 14

Introduction Deploying set up uptime kuma on freebsd 14 on a FreeBSD 14 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 […]

Read more
How to Set Up S3FS FUSE Mount on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Set Up S3FS FUSE Mount on FreeBSD 14

Introduction This guide explains how to Set Up S3FS FUSE Mount on FreeBSD 14 on FreeBSD 14. 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 […]

Read more
How to Configure Docker Daemon TLS Encryption on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Configure Docker Daemon TLS Encryption on RHEL 9

By default, the Docker daemon socket (/var/run/docker.sock) is a Unix socket accessible only locally. When the Docker daemon needs to be accessible over the network — for remote Docker management, CI/CD pipelines connecting to a remote build host, or Docker Swarm cluster communication — TLS encryption must be configured to prevent man-in-the-middle attacks and unauthorised […]

Read more
How to Install ArgoCD on Kubernetes on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Install ArgoCD on Kubernetes on RHEL 9

ArgoCD is a declarative, GitOps-based continuous delivery tool for Kubernetes. In the GitOps model, Git is the single source of truth for both application code and infrastructure configuration — when a developer pushes a change to a Git repository, ArgoCD automatically detects the change and applies it to the Kubernetes cluster, keeping the live cluster […]

Read more
How to Deploy a Django App with Gunicorn on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Deploy a Django App with Gunicorn on FreeBSD 14

Introduction This guide explains how to Deploy a Django App with Gunicorn on FreeBSD 14 on FreeBSD 14. 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 […]

Read more
Common Problems 114490

Podman Image Pull Fails with TLS Certificate Error

🟡 Medium   ⏱ 5–30 min  Last verified: 7 May 2024 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & Cross-Refs References & Further […]

Read more
Common Problems 114562

OpenSSL Policy Level Breaks Legacy TLS Connections

🟡 Medium   ⏱ 5–30 min  Last verified: 28 April 2024 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & Cross-Refs References & Further […]

Read more
How to Install Graylog for Centralised Log Management on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Install Graylog for Centralised Log Management on RHEL 9

Graylog is an open-source centralised log management platform that collects, indexes, and analyses log data from across your infrastructure in one place. On RHEL 9, deploying Graylog 5.x gives operations teams powerful search, alerting, and dashboarding capabilities without relying on cloud-based log services. Graylog depends on MongoDB for metadata storage and OpenSearch (or Elasticsearch) for […]

Read more
How to Use OpenSSL to Generate and Manage SSL Certificates on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Use OpenSSL to Generate and Manage SSL Certificates on RHEL 9

OpenSSL is the most widely used toolkit for working with SSL/TLS certificates on Linux systems. On RHEL 9, it provides everything you need to generate private keys, create certificate signing requests (CSRs), sign certificates using your own certificate authority, and convert between certificate formats. Understanding OpenSSL is essential for any sysadmin managing secure services. This […]

Read more
CHAT