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CompTIA Security+ 4.3 NIST 800-53 SI-2 ISC2 CISSP 7.8
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Name the Patching Phase

Emailing users about Saturday's window, trying the patch in staging, pushing it to every laptop, checking which servers missed it: which phase is it?

⚑ Complete this interactive to capture a CTF flag worth 5 points.

About this interactive

The Patch Management lesson uses four phases. Planning: research the machines and the patches (will they need downtime?), schedule the maintenance window, notify users early and often, audit the machines so none is missed, and write a rollback plan. Testing: try the patches before they reach everyone. In a small shop that can be one admin's own machine; for a large estate or a production system, a test environment, or a staged rollout through development, test and staging that also rehearses the rollout itself. Deployment: roll the tested patches out to the rest of the environment, with a tool such as WSUS. Validation: verify that the patches went on everywhere and the systems are working, for example by checking the deployment tool's reports or the inventory afterwards. A machine audit happens twice in spirit: before, to know what to patch (planning), and after, to see what was patched (validation). A quick test for each card: is it before anything is installed, a trial run, the real rollout, or a check afterwards?

What you'll learn

Aligned to

CompTIA Security+
4.3 Explain various activities associated with vulnerability management
NIST 800-53
SI-2 Flaw Remediation
ISC2 CISSP
7.8 Implement and support patch and vulnerability management

Key terms

Patch Management
The process of acquiring, testing, and installing software updates to fix vulnerabilities and improve functionality.
Rollback Plan
A documented strategy for reverting a system to its previous state if a patch or change causes problems or instability.
Patch Deployment
The phase of patch management in which tested and approved patches are distributed and applied across the target systems in the environment.
Patch Validation
The phase of patch management that verifies patches have been successfully applied to all target systems and confirms systems are functioning as expected.
Staging Environment
A pre-production environment that mirrors production, used to test code and configurations before they are released to end users.

Topics

Vulnerability Management Patch Management Interactive Categorize

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