Chapter 1
Cloud Architecture
Course: Comptia Cloud Cv0 004
Subject: Comptia Cloud Cv0004
Chapter: Operations
Managing cloud resources involves planning, deploying, maintaining, testing, and retiring them while ensuring compliance, performance, and data integrity.
1. Patches
Definition
Patches are targeted code or configuration changes designed to fix specific vulnerabilities, bugs, or misconfigurations in software, operating systems, or applications. They are essential to maintain security posture, stability, and compliance.
Types of Patches
| Patch Type | Description | Examples | | Security Patches | Address known security vulnerabilities, often tracked via CVEs (Common Vulnerabilities and Exposures). | Fixing Apache Log4j (CVE-2021-44228) | | OS Patches | Kernel and OS package fixes that improve performance, fix bugs, or close vulnerabilities. | Linux kernel updates, Windows security updates | | Application Patches | Fix bugs or improve application features without a full upgrade. | WordPress security patches | | Firmware Patches | Updates to hardware firmware addressing vulnerabilities or performance issues. | BIOS or UEFI firmware updates |