5 Quick Tips for Microsoft 365 Compliance

Learn 5 quick tips to improve Microsoft 365 compliance and security with practical checks and light automation ideas.

Microsoft 365 compliance can feel a bit overwhelming, especially when you start looking at CIS Benchmarks, m365 security audits, and all the knobs and switches in the admin portals. To be honest, most organizations don’t struggle because they don’t care about security—they struggle because they don’t know where to start or how to keep things consistent over time.

In this quick guide, we’ll walk through 5 practical tips to tighten your microsoft 365 compliance posture without turning it into a six‑month project. We’ll touch on CIS Benchmark Microsoft 365 checks, light automation, and small habits that make your next m365 security audit a lot less painful.

1. Start with a focused Microsoft 365 baseline

Before you chase every security feature in Microsoft 365, you need a clear baseline. This is where frameworks like the CIS Microsoft 365 Foundations Benchmark come in.

The CIS Benchmark Microsoft 365 guidance gives you a prioritized, vendor‑neutral list of configuration controls. Instead of guessing which toggle matters, you get a structured set of recommendations with Level 1 (essential) and Level 2 (enhanced) profiles.

The trick is: don’t try to do everything at once. Start focused and build from there.

Use CIS as your starting compass

The CIS Microsoft 365 Foundations Benchmark covers things like authentication hardening, logging, data protection, and application controls. Even if you’re not aiming to be fully cis certified microsoft 365 right away, you can still:

Review the Level 1 controls as your “must‑have” baseline
Identify a short list of high‑impact gaps (for example, MFA, external sharing, mailbox auditing)
Document which CIS controls you’re intentionally deferring and why

This already turns a vague “improve security” goal into something measurable and aligned with recognized best practices.

Turn your baseline into a simple checklist

Once you’ve picked your starting controls, convert them into a small m365 compliance checklist. It doesn’t have to be fancy—a spreadsheet or basic task list is enough:

Column for CIS control ID
Current status (Pass / Fail / Not Applicable)
Owner
Target date

You now have something you can actually track, which is a big step toward reliable microsoft 365 audit preparation.

2. Lock down identity: MFA and sign‑in protections

If you only do one thing this month, make it identity hardening. Almost every m365 security assessment I’ve seen shows that weak authentication is the fastest way attackers get in.

The good news is, a few focused changes can give you a big security win without breaking your users’ day‑to‑day work.

Enforce strong multi‑factor authentication

Modern CIS benchmark microsoft 365 guidance expects MFA to be enabled for admins and, ideally, for all users. Some quick wins:

Require MFA for all Global Administrators and other privileged roles
Use Conditional Access to enforce MFA for risky sign‑ins or access from non‑trusted locations
Prefer phishing‑resistant methods (like FIDO2 keys or authenticator app) over SMS where possible

This aligns directly with several CIS controls and is one of the clearest answers to how to prepare for microsoft 365 security audit questions about identity protection.

Tighten legacy and basic authentication

Legacy protocols that don’t support modern auth are a quiet but serious risk. In my experience, this is one area many teams forget:

Disable basic authentication for protocols you don’t need (IMAP, POP, SMTP AUTH, etc.)
Monitor sign‑in logs for any remaining legacy auth usage before you fully turn it off

These changes support a stronger microsoft 365 compliance posture and dramatically cut down the attack surface.

3. Turn on logging and keep evidence organized

A lot of organizations have decent controls in place but almost no evidence to prove it. That becomes a headache during any m365 security audit or external certification process.

CIS microsoft 365 foundations controls and most regulatory frameworks expect you not only to secure the environment but to monitor and log it as well.

Enable auditing across Microsoft 365

Make sure you’ve enabled:

Unified audit logging in Microsoft Purview
Mailbox auditing for user and shared mailboxes
Sign‑in and audit logs in Entra ID (formerly Azure AD)

These logs support incident investigations and automated m365 compliance assessment tools that rely on evidence, not just configuration snapshots.

Keep audit-ready documentation

Surprisingly, even simple documentation goes a long way:

Export or screenshot key configuration pages after major changes
Store regular audit reports in a central location (e.g., SharePoint library for compliance)
Note who approved significant security changes and when

This kind of organization makes microsoft 365 audit preparation much smoother and reduces the back‑and‑forth with auditors later.

4. Automate recurring checks where you can

Manual reviews are fine at the start, but they don’t scale. You fix something in January, and by April a new admin setting or license configuration quietly breaks your alignment with the CIS benchmark Microsoft 365 guidance.

That’s where light microsoft 365 compliance automation starts to really help—even small automation beats a manual once‑a‑year review.

Schedule regular, automated compliance assessments

Look for ways to automate checks of your core controls:

Use built‑in Microsoft secure score insights as a quick health signal
Automate PowerShell or Graph API scripts to validate critical settings
Consider dedicated microsoft 365 compliance automation tools that continuously assess CIS controls

With automated compliance m365 assessments, you’re not guessing whether your configuration drifted—you’re alerted when it happens.

Use specialized tools for CIS-aligned monitoring

If your goal is to stay close to the CIS Microsoft 365 Foundations Benchmark, a specialized tool can save a lot of time. For example, ConfigCobra continuously evaluates your tenant against 129 CIS Microsoft 365 Foundations Benchmark controls, supports both Level 1 and Level 2 profiles, and generates audit‑ready PDF reports.

This kind of automation doesn’t replace good governance, but it gives you an always‑on m365 security assessment engine that’s hard to replicate manually.

5. Map CIS controls to your real compliance needs

CIS Benchmarks are great, but they’re not the only thing you care about. Most organizations also have to answer to SOC 2, ISO 27001, NIS2, HIPAA, or other regulations.

The smart move is to avoid double work by mapping your microsoft 365 compliance efforts across multiple frameworks.

Create a simple control mapping

Instead of treating each framework separately, build a single internal control set and map it out:

Start with CIS Microsoft 365 Foundations as the technical baseline
Map each control to relevant frameworks (ISO 27001, SOC 2, NIST CSF, etc.)
Note which controls are specific to cloud configuration vs. processes and policies

This makes it much easier to answer how to prepare for microsoft 365 security audit questions from different auditors without reinventing the wheel every time.

Leverage tools that support multi-framework mapping

Some microsoft 365 compliance automation tools, like ConfigCobra, already map CIS controls to multiple standards such as NIS2, HIPAA, PCI DSS, ISO/IEC 27001, and NIST CSF. That means one automated m365 compliance assessment can feed multiple audit and certification efforts.

That’s a big time saver and reduces the risk of inconsistent answers across different audits.

Improving Microsoft 365 compliance doesn’t have to be a massive, disruptive project. If you:

Start with a focused CIS-based baseline
Harden identity with MFA and modern auth
Enable logging and keep evidence tidy
Add light automation for recurring checks
Map your controls to the standards you actually care about

…you’re already far ahead of many organizations when it comes to microsoft 365 compliance and m365 security audit readiness.

If you’re ready to move from ad‑hoc checks to continuous oversight, it’s worth exploring dedicated microsoft 365 compliance automation tools. ConfigCobra, for example, continuously checks your tenant against the CIS Benchmark for Microsoft 365, detects configuration drift, supports custom rules for standards like SOC 2 and ISO 27001, and generates audit‑ready reports your security and compliance teams can actually use.

You can see practical use cases and explore their plans here: https://configcobra.com/use-cases

Take one or two of the tips from this article, put them into practice this month, and iterate from there. Small, consistent improvements beat a one‑time “big bang” project every time.