Configuration management
Configurations, including security configurations, of hardware, software, services and networks should be established, documented, implemented, monitored and reviewed.
Purpose
To establish and maintain secure configurations of systems.
Implementation Guidance
Document configuration standards and baselines
Implement configuration management tools
Monitor configuration drift
Review configurations regularly
Control changes to configurations
Recommended Tools
ManageEngine Desktop Central
Comprehensive endpoint management with free tier. Great for Windows-heavy environments.
Microsoft Intune
Cloud-based endpoint management from Microsoft. Integrates seamlessly with Microsoft 365.
Jamf
Industry-leading Apple device management. Essential if you have a Mac-heavy environment.
Wazuh
Open-source SIEM and XDR platform. Best free option for comprehensive security monitoring.
ISO 27001 Services from the Directory
These providers can help you implement A.8.9 and achieve ISO 27001 certification.
360 Advanced
US CPA and compliance assessment firm for SOC 1/2, ISO 27001, HITRUST, HIPAA, and PCI with hands-on mid-market delivery.

6clicks
Cyber GRC platform with a strong US presence for risk, compliance, and third-party assessments.
A-LIGN
High-volume multi-framework audit firm for SOC 2, ISO 27001, HITRUST, FedRAMP, CMMC, and PCI, with dual ANAB/UKAS ISO pathways.
AdaptiveGRC
Polish GRC software platform for integrated risk, compliance, audit, and information security management including ISO 27001 programs.

Advisera
Provider of ISO 27001 documentation, training, and consultancy services to help businesses achieve compliance.

AENOR
Leading Spanish certification body for ISO 27001, ENS (Spanish National Security Scheme), and multi-standard management systems.
Related Controls
Other controls in Technological Controls
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