Deploying the Microsoft baseline does not make you CIS compliant. Microsoft says so directly.
Asked whether the Intune security baselines are CIS or NIST compliant, Microsoft answers strictly speaking no, noting there is no one-to-one mapping. They are an excellent starting point built by the same team that writes the group policy baselines, and they are not a certification.

- Not CISMicrosoft own answer, stated plainly
- Most restrictiveBaseline defaults, by design
- Not for VDIThe Defender baseline, per Microsoft
- Read-onlyOlder profile versions, once superseded
A baseline is a starting point, not a certification.
This comes up constantly, usually when somebody has told a client or an auditor that the estate is CIS hardened because a baseline was deployed.
- Microsoft answers the question directly. Asked whether the Intune security baselines are CIS or NIST compliant, the published answer is strictly speaking no, with the explanation that Microsoft consults organisations such as CIS but there is no one-to-one mapping between being CIS compliant and the Microsoft baselines.
- Microsoft also explains the relationship honestly: its recommendations come from engagement with enterprise customers and external agencies including the Department of Defense and the National Institute of Standards and Technology, those organisations have their own recommendations that closely mirror Microsoft, and many customers use the Intune baselines as a starting point and then customise.
- So the accurate statement is that your estate is configured against the Microsoft recommended security baseline, which is a defensible and substantial position. The inaccurate statement is that it is CIS compliant, and that one will not survive a competent auditor.
- If a specific standard is genuinely required, the baseline is where you start and a measured assessment against that standard is what you actually need. Defender Vulnerability Management, for instance, supports baseline profiles measured against the Center for Internet Security benchmarks and the Security Technical Implementation Guides specifically.
Eight things about security baselines that determine how you should use them.
They are not CIS or NIST compliance, and Microsoft says so
Asked directly whether the Intune security baselines are CIS or NIST compliant, Microsoft answers strictly speaking no, explaining that the security team consults organisations such as CIS to compile its recommendations but there is no one-to-one mapping between being CIS compliant and the Microsoft baselines. If a client or an auditor asks for CIS, deploying the baseline is a good start and it is not the answer.
The defaults are the most restrictive, deliberately
Microsoft states that in almost all scenarios the default settings in the security baselines are the most restrictive, and that you should confirm they do not conflict with other policy settings or features in your environment. That is the correct design for a baseline and it is also why assigning one broadly without validation is how a security improvement becomes an outage.
The Defender baseline is not for virtual desktops
Microsoft states the Microsoft Defender for Endpoint security baseline is optimised for physical devices and is currently not recommended for virtual machines or virtual desktop endpoints, because certain baseline settings can affect remote interactive sessions in virtualised environments. For any organisation running Azure Virtual Desktop or Windows 365 alongside physical machines, that is a scoping decision rather than a footnote.
Baselines can disagree with each other
Microsoft is explicit that separate baseline types, giving the Windows baseline and the Defender baseline as the example, may include the same settings with different default values, and that Intune cannot determine which configuration is best for you. Deploying two baselines without reviewing the overlap produces conflicts that have to be investigated, and they are not always obvious.
Old versions become read-only once superseded
When a new version becomes available, settings in profiles based on older versions become read-only. You can keep using those profiles and edit their name, description and assignments, but you cannot change their settings configuration or create new profiles on the old version. There is a built-in option to move a profile to a newer version rather than rebuilding it, which is the route to use.
Nine baseline families, including some people do not know exist
Security Baseline for Windows 10 and later, the Microsoft Defender for Endpoint baseline, Microsoft 365 Apps for Enterprise, Microsoft Edge, HoloLens 2 in advanced and standard variants, a Windows 365 Security Baseline, and a local AI agent baseline currently in preview. The Windows 365 and Microsoft 365 Apps baselines in particular are routinely overlooked by organisations that deployed the Windows one and stopped.
The same team, and almost the same settings as group policy
Microsoft states the same security team chose and organised the settings for each baseline, that Intune includes all the relevant settings, and that the only exclusions are settings specific to an on-premises domain controller. All other settings are the same. For an organisation migrating from group policy, that continuity is a genuine argument rather than a marketing one.
A local AI agent baseline exists, in preview
Microsoft lists a local AI agent baseline in preview, which is an early indication of where endpoint hardening is heading. Microsoft also states plainly that it does not recommend using preview versions of security baselines in a production environment, because the settings might change over the course of the preview. Worth knowing about, not worth deploying yet.
Four things that make baselines a maintained control rather than a one-off.
We state what your estate actually meets
Configured against the Microsoft recommended security baseline is accurate, defensible and substantial. CIS compliant is not, and Microsoft says so in its own documentation. Getting that language right protects you when a client questionnaire, an auditor or an insurer asks, and it costs nothing except being precise.
We validate before assigning, because the defaults are the strictest
Microsoft states the baseline defaults are the most restrictive in almost all scenarios and that you should confirm they do not conflict with other policy or features, giving a firewall and delivery optimization example. We pilot, we look for the conflicts with existing configuration profiles, and we document every deviation from default with the reason for it.
We scope the Defender baseline away from virtual desktops
Microsoft states it is optimised for physical devices and not currently recommended for virtual machines or virtual desktop endpoints, because certain settings can affect remote interactive sessions. Organisations running Azure Virtual Desktop or Windows 365 alongside physical machines need that separation built into the assignment rather than discovered through session problems.
We put version management on a cycle
New versions publish, old profiles become read-only, and estates end up years behind on a baseline nobody realised had moved. The admin center shows how many versions exist and when the latest published, and there is a built-in option to move a profile to a newer version. Reviewing that on a schedule is what stops a baseline becoming a historical artefact.
Six UAE situations where baselines need attention.
A firm that has told a client it is CIS hardened
Extremely common, and usually said in good faith after deploying the Windows baseline. Microsoft published answer is that the baselines are not strictly CIS or NIST compliant and there is no one-to-one mapping. Correcting the claim before an auditor does is a considerably better outcome, and the underlying position is strong enough to state accurately.
An organisation that deployed one baseline and stopped
The Windows baseline is applied and the Microsoft 365 Apps baseline, the Edge baseline and, where Cloud PCs exist, the Windows 365 baseline are not. That leaves the applications people spend their day in, the browser through which most attacks arrive, and the virtual desktops entirely unhardened, while the organisation believes hardening is done.
An estate mixing physical devices and virtual desktops
Where the Defender for Endpoint baseline has been assigned broadly. Microsoft states it is optimised for physical devices, is not currently recommended for virtual machines or virtual desktop endpoints, and that certain settings can affect remote interactive sessions. The symptom is usually intermittent session problems that nobody connects to a baseline assignment.
A business where the baseline broke something
Because the defaults are the most restrictive by design and were assigned without validation. Microsoft even gives the shape of the problem: firewall defaults that may not merge connection security rules and local policy rules with the managed rules, which is worth validating if delivery optimization is in use. The fix is a documented deviation, not abandoning the baseline.
An organisation migrating from group policy
Where the question is whether the cloud equivalent is really as good. Microsoft states the same security team chose and organised the settings, that Intune includes all the relevant settings, and that the only exclusions are those specific to an on-premises domain controller. That is a considerably stronger reassurance than a general claim of parity.
An estate whose baseline profiles are years old
New baseline versions publish regularly, older profiles become read-only, and nobody notices because the profiles keep working. The admin center shows the number of versions available and a last published date, and profiles can be moved to a newer version without rebuilding them. Most estates we assess are at least one major version behind.
How Windows hardening is actually done in UAE organisations.
| Feature | Baselines managed | One baseline, deployed once | Nothing configured |
|---|---|---|---|
Windows hardened against a recommended set | Yes | Yes | No |
Office applications hardened | Yes | No | No |
Browser hardened | Yes | No | No |
Cloud PCs on the right baseline | Yes | No | Not applicable |
Virtual desktops excluded from the Defender baseline | Yes | Unlikely | Not applicable |
Conflicts between baselines identified | Yes | No | Not applicable |
Profiles moved to current baseline versions | Yes | No | Not applicable |
Deviations from default documented | Yes | No | Not applicable |
Compliance claim accurately stated | Yes | Often overstated | Not applicable |
Frequency in the UAE market | Uncommon | Common | Common in SMEs |
Nine families, and which ones most organisations have missed.
| Baseline | What it covers, and whether it is commonly deployed | |
|---|---|---|
| Security Baseline for Windows 10 and later | The core Windows baseline. Usually the only one deployed. | |
| Microsoft Defender for Endpoint baseline | Defender configuration. Not recommended for virtual machines or virtual desktop endpoints. | |
| Microsoft 365 Apps for Enterprise | The Office application baseline. Frequently overlooked entirely. | |
| Microsoft Edge | Browser hardening. Also frequently overlooked. | |
| Windows 365 Security Baseline | For Cloud PCs specifically, rather than reusing the physical device baseline. | |
| HoloLens 2, standard and advanced | Two variants, for organisations with mixed reality devices. | |
| Local AI agent baseline | In preview. Microsoft advises against preview baselines in production. | |
| STIG audit baseline | Audit only, and available to US government cloud tenants only, so not applicable here. |
Five steps, and the language question comes first.
- 1
Establish what is deployed and what has been claimed
Which baselines exist, which versions the profiles use, which devices they are assigned to, and what has been said internally or to clients about compliance. That last point is frequently where the most important correction is, given Microsoft own answer on CIS and NIST.
- 2
Identify the gaps in coverage
Almost always the Microsoft 365 Apps baseline and the Edge baseline, and the Windows 365 baseline where Cloud PCs exist. Those cover the applications people work in and the browser through which most attacks arrive, which makes them a larger gap than their obscurity suggests.
- 3
Find the conflicts before assigning anything new
Between baselines, since Microsoft states different baseline types can set the same setting to different defaults and cannot resolve that for you, and between baselines and your existing device configuration profiles, which frequently manage the same settings. Baseline monitoring provides per-setting status to work through.
- 4
Pilot, then document every deviation
Because the defaults are the most restrictive in almost all scenarios. Where a setting has to be relaxed, that deviation and its reason belong in a document, because that record is what an auditor asks for and what stops somebody re-tightening it later without knowing why it was changed.
- 5
Set a version review cycle
New versions publish, old profiles go read-only, and nothing announces it. A scheduled check of the last published date and the versions in use, with the built-in option used to move profiles forward rather than rebuilding them, is what keeps this current rather than historical.
What organisations ask about Intune security baselines.
Fifteen questions worth answering first.
What you are achieving
- Has anybody claimed CIS or NIST compliance?Microsoft answers that question with a no.
- Is a specific standard actually required?If so, a measured assessment is what you need.
- Which baselines are already deployed?Usually the Windows one, and nothing else.
- Are your Office applications and browser hardened?Separate baselines exist for both.
- Do you have Cloud PCs?There is a Windows 365 baseline for them.
Validation
- Do you run virtual machines or virtual desktops?The Defender baseline is not recommended for those.
- Do two baselines set the same setting differently?Microsoft says this happens and cannot be resolved for you.
- Do baselines conflict with your configuration profiles?They frequently manage the same settings.
- Are you using delivery optimization?Microsoft names it in a firewall configuration example.
- Has this been piloted before broad assignment?Defaults are the most restrictive by design.
Ongoing management
- Which baseline version are your profiles on?Older versions become read-only once superseded.
- Do you know when a new version publishes?The admin center shows a last published date.
- Who reviews and moves profiles to new versions?There is a built-in option to change version.
- Are any profiles on a preview baseline?Microsoft advises against that in production.
- Are per-setting conflicts being monitored?Baseline monitoring shows per-setting status.
The pages around this one.
Defender Vulnerability Management
Where CIS and STIG benchmark compliance is actually measured, as opposed to approximated by a baseline.
Microsoft Intune
The platform these are configured in, alongside configuration profiles, compliance and application deployment.
BitLocker management
Where a security baseline can silently block silent encryption, and the specific setting to check.
Check which baseline versions your profiles are actually on.
The admin center shows how many versions exist and when the latest published. Most estates we assess are at least one major version behind, on a profile that has quietly become read-only, while believing hardening is current.
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