Guidance
Device security guidance
Guidance for organisations on how to choose, configure and use devices securely.
Pages
Page 2 of 37
Platform Guides

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The NCSC maintains guides which detail how to securely configure each of the platforms commonly used in the UK today.
Use these guides to help you configure and manage your organisation's work devices, or simply as a starting point for a Bring Your Own Device (BYOD) configuration.
We don't update these guides for each software version that is released, so if there's an update for your devices, we advise that you take the update and use the latest available guidance.
Configuration packs
You can download configuration packs for each of the platforms from our GitHub repository. These can be used as a baseline in your MDM or device management software.
Current guides
- Security guidance for Android (last tested on Android 10)
- Security guidance for Chrome OS (last tested on Chrome OS 80)
- Security guidance for iOS (last tested on iOS 18.3.1)
- Security guidance for macOS (last tested on macOS 15.5)
- Security guidance for Windows (last tested on Windows 10 2004 and Windows 11)
- GitHub repository for configuration packs