API Security Best Practices: Securing SaaS Application Interfaces
A practical guide to securing the application interfaces, tokens, gateways, third-party integrations, and data flows that connect modern SaaS environments.
How to Set Up Podman on Oracle Linux 8
Introduction Oracle Linux 8 ships with a stable, security-hardened base that makes deploying set up podman on oracle linux 8 both straightforward and auditable. This tutorial covers the complete procedure for how to Set Up Podman on Oracle Linux 8, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for […]
RHEL 7 service postfix Queue Grows Due to DNS Failure
🟡 Medium ⏱ 5–30 min Last verified: 3 October 2020 📖 ~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 […]
OpenBSD 7.4 — msplit — errata 002_msplit — reliability fix — syspatch and remediation
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: OpenBSD 7.4 📖 ~4 min read • Source: OpenBSD 7.4 errata 002_msplit Errata topic: Security: msplit (All architectures) Issued: October 25, 2023 Upstream summary: A network buffer that had to be split at certain length could crash the kernel. Table of contents […]
How to Configure Lightweight User Environments with WPARs on IBM AIX 7.2
Introduction IBM AIX 7.2 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 7.2 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to configure lightweight user environments with wpars on ibm aix […]
How to Use the Korn Shell (ksh) on IBM AIX 7.2
Introduction IBM AIX 7.2 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 7.2 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to use the korn shell (ksh) on ibm aix 7.2 […]
Prerender Vue.js Apps with prerender-spa-plugin v3
Render your Vue.js app to static pages at build-time with prerender-spa-plugin v3.
How to Configure RDMA Networking on Windows Server 2016
How to Configure Windows Server 2016 RDMA Networking Remote Direct Memory Access (RDMA) is a high-performance networking technology that enables direct memory-to-memory data transfers between networked computers without involving the host CPU or operating system. RDMA dramatically reduces latency, increases throughput, and lowers CPU utilization compared to traditional TCP/IP networking. Windows Server 2016 provides comprehensive […]
Uma introdução comparativa ao FreeBSD para usuários de Linux
Este tutorial é a parte 1 de 7 na série: Getting Started with FreeBSD O FreeBSD é um sistema operacional do tipo Unix, livre e de código aberto, e uma…
How to Set Up a Fast API Application with a NoSQL Database
This tutorial introduces beginners to set up and use Fast API with a NoSQL database on an Ubuntu machine.
