A content delivery network (CDN) is a geographically distributed group of servers optimized to deliver static content to end users. This static content can be almost any sort of data, but CDNs are most commonly used to deliver web pages and their related files, streaming video and audio, and large software packages.
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read • Source: Ubuntu Security Notice USN-6352-1 Related CVEs: CVE-2020-13933 CVE-2020-17510 CVE-2020-11989 CVE-2020-1957 Upstream summary: It was discovered that Apache Shiro incorrectly handled certain HTTP requests. A remote attacker could possibly use this issue to bypass […]
Loading components dynamically is a technique that can replace writing “import” for many components.
Introduction How to Install Kubernetes with kubeadm on Oracle Linux 8 on Oracle Linux 8 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting configuration […]
Habrá ocasiones en las que su código necesitará funciones adicionales fuera de su programa actual. En estos casos, puede usar paquetes para sumar sofisticación a su programa. Un paquete representa todos los archivos en un solo directorio en el disco. Los paquetes pueden…
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2021-1751 Related CVEs: CVE-2020-12108 CVE-2020-15011 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]
Programs need to store data their own data and communicate with each other. JSON is a popular way to do both. In this tutorial, you will use Go’s `encoding/json` package to enode and decode JSON data so that you can save your own JSON data and interact with APIs.
In this tutorial, we will activate and learn how to manage URL rewrites using Apache2’s `mod_rewrite` module. This tool allows us to rewrite URLs in a cleaner fashion, translating human-readable paths into code-friendly query strings.
Der Autor wählte das Computer History Museum, um eine Spende im Rahmen des Programms Write for DOnations zu erhalten. Zabbix ist eine Open-Source-basierte Überwachungssoftware für Netzwerke…
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2021-9086 Related CVEs: CVE-2021-26932 CVE-2021-26930 CVE-2020-0431 CVE-2020-16120 CVE-2021-3347 CVE-2021-3348 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]
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