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Can You Detect, Respond, and Recover When It Matters Most?

Surface your biggest security gaps across detection, correlation, investigation, response and operations — no vendor process required. Use the MDR Readiness Checklist to map where to invest next, then join our webinars to act on what you find.

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Most security and IT leaders know they have gaps. What they often do not have is a structured way to surface those gaps across detection, correlation, investigation, response and operations in a sustainable way without committing to a vendor process or lengthy formal assessment. Our checklist featured below is built for that moment.

How to Use the Checklist

Read each section and check the items already in place at your organization. Leave the rest unchecked. Unchecked items are not failures – think of them as focus areas, and together they form the most useful map of where to invest next.

The first five sections mirror the five pillars of managed detection and response (MDR) maturity. They build the way a mature program does. The sixth section adds security program alignment – not as a sixth pillar but as a crucial step for connecting security operations to broader business objectives, executive priorities and measurable outcomes.

The Five Pillars of MDR Maturity: Building A Mature MDR Program

The Five Pillars of MDR Maturity: Building A Mature MDR Program graphic

The MDR Readiness Checklist

Section 1: Detection

Pillar: Threat visibility, alerting and anomaly detection

Goal: Confirm you have visibility across your environment and can identify modern threats before they become business disruptions.

  • I have a complete inventory of the systems that matter most – including endpoints, identities, servers, cloud workloads, email, SaaS applications, network infrastructure and other critical assets – and they are all included in security monitoring.
  • When suspicious activity occurs, our security tools automatically identify, prioritize and surface the highest risk threats instead of relying on analysts to manually review multiple dashboards.
  • We understand what normal looks like across our most critical systems and users, allowing unusual behavior to stand out quickly through behavioral analytics and anomaly detection.
  • We continuously monitor our external attack surface so newly exposed systems, cloud resources or internet-facing services are quickly identified.
  • Our vulnerability management program prioritizes remediation based on exploitability, business impact and threat intelligence – not simply CVSS scores.

Section 2: Correlation

Pillar: Tool integration and centralized visibility

Goal: Determine whether your security tools work together as a unified security ecosystem, rather than isolated point solutions.

  • Our endpoint, identity, network, cloud, email and infrastructure telemetry is brought together into a centralized security platform for investigation.
  • When one security tool generates an alert, related activity from other platforms is automatically correlated to provide analysts with complete visibility.
  • Alerts are automatically enriched with business context such as affected assets, user identity, vulnerabilities and threat intelligence before reaching an analyst.
  • We know which security data sources are not currently integrated into our SIEM or XDR platform, and we have documented those visibility gaps with compensating controls.
  • Our security telemetry is normalized so investigations remain consistent, even when data originates from multiple vendors.

Section 3: Investigation

Pillar: Alert triage and false-positive reduction

Goal: Evaluate how efficiently your team separates real threats from routine security noise.

  • Our analysts spend most of their time investigating significant security events, rather than chasing false positives.
  • Routine alert triage and evidence-gathering are automated wherever practical, letting analysts focus on higher-value investigations.
  • Analysts receive pertinent context and investigation summaries before starting manual analysis.
  • We regularly adjust detection rules and analytics based on lessons learned from incidents, threat intelligence and evolving business priorities.
  • Repeatable investigations follow documented playbooks to ensure consistent outcomes, regardless of who is on shift.

Section 4: Response

Pillar: Playbooks, containment and response speed

Goal: Measure your ability to rapidly contain and recover from active threats.

  • We maintain documented incident response playbooks that are reviewed, tested and updated at least annually.
  • High-confidence threats trigger automated containment actions, such as isolating endpoints or disabling compromised accounts, with appropriate analyst oversight.
  • Our security orchestration platform integrates with IT service management workflows so remediation activities are tracked through completion.
  • We have clearly defined after-hours escalation procedures, including named contacts and executive notification paths.
  • We measure key operational metrics, such as mean time to detect (MTTD) and mean time to contain (MTTC), and use them to improve performance.

Section 5: Operations

Pillar: 24/7 coverage, staffing and expertise

Goal: Assess whether your security operations can be sustained every hour of every day.

  • We maintain continuous 24/7 monitoring through internal resources, a trusted security partner or a combination of both.
  • We always know who has first responsibility for responding to critical security events, including nights, weekends and holidays.
  • Our security operations program includes dedicated analysts, incident responders, detection engineers, threat hunters and engineering expertise rather than relying solely on general IT staff.
  • We continuously improve detection content, automation and response workflows as new threats emerge.
  • We monitor the health of sensors, integrations, log collection and security platforms to ensure visibility is never unintentionally lost.
  • We regularly report operational metrics, security trends and program effectiveness to executive leadership.

Section 6: Security Program Alignment

Goal: Ensure security operations support broader business objectives.

  • Our security program has an executive sponsor who understands the organization’s cybersecurity priorities and desired business outcomes.
  • We use security metrics to communicate business risk – not just technical activity – to leadership.
  • We conduct regular reviews of incident trends and use the findings to influence future investments and priorities.
  • Our security roadmap reflects upcoming business initiatives such as cloud transformation, AI adoption, mergers and acquisitions and regulatory requirements.
  • We have defined what success should look like over the next 12 months and can measure progress toward those goals.
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What To Do With Your Results

The items you checked are the strengths you will build on. The items you left unchecked are the focus areas worth prioritizing – whether you address them internally, with an existing partner or by exploring what an experienced managed security services provider like CDW could add.

If you’ve also completed the CDW MDR Maturity Self-Assessment, read the two together: Your score points to the pillar where you’re most stretched and the matching sections above gives you the specific items to close.

From here, our MDR roadmap and webinar below will help you turn your checklist into a plan:

  • CDW MDR Roadmap: Take the next step with a personalized security roadmap. This roadmap explains how each pillar maps to measurable outcomes and the services that close gaps. A short discovery conversation – no commitment, no procurement process – is enough to put your checklist in context and show where you stand today, and next steps to close your security gaps.
  • Finding Your Biggest Security Gaps – Without Adding Tools: If your unchecked items cluster around detection, correlation or investigation, this session is for you. It walks you through practical ways to close visibility and efficiency gaps by getting more from the tools already in your environment – no rip-and-replace required.

To explore more about CDW Managed Detection and Response, visit our website.

Robert McFarlane

Principal Executive Strategist, Managed Security

Robert McFarlane joined CDW in 2018. As a principal executive strategist, he leads the MSSP practice, providing 24/7 operational support for critical security technologies.