Simplify breach prevention and keep your business thriving.

Protect your business with the most efficient managed detection and response services.

  • NEW FEATURE

    Detect and Disrupt User Account Attacks Beyond the Endpoint

    Harness more value from your Microsoft investment through enhanced MDR capabilities that detect and disrupt user attacks, and a full set of response actions across multiple user account attack vectors.

  • Webinar

    Protecting Against Multi-Vector Cyber Attacks with MDR and Microsoft 365 Defender

    Hear from Microsoft and CRITICALSTART in this webinar as we discuss how Microsoft 365 Defender prevents threats from accessing your entire enterprise, with MDR to enhance protection and improve your team’s productivity.

    Watch Now

  • Data Sheet

    Choosing a Managed Detection and Response Partner

    Do your security analysts spend too much time manually triaging alerts? Do you lack confidence in the tools you have in place to investigate endpoints? Your organization may greatly benefit from working with CRITICALSTART.

    Read More

  • Blog

    The Human Element and Why it Matters More Than Ever in the Age of XDR

    Momentum towards XDR is building as companies realize it’s a step beyond EDR and SIEM platforms.

    But XDR also can be an overly complex tool that requires subject-matter expertise to achieve optimal threat detection and response outcomes.

    Learn More

  • WHITE PAPER

    The Importance of Resolving All Alerts – RAGNARLOCKBIT

    Breaches often start as low and medium alerts. See how one bank was victimized by ransomware attackers twice and how resolving every alert from low to critical would have significantly limited hacker dwell time.

    Read More

    Managed Detection
    & Response Services

    The only way to detect every threat is to resolve every alert. We’ve built a registry of all trusted behaviors so our clients can benefit from the experiences of everyone in the community.

    • Automatically resolve 99% of security alerts.

    • Reduce risk acceptance and improve team productivity.

    Incident Response Consulting Services

    Reactive emergency response and proactive incident readiness services to help you prepare, respond and remediate.

    • IR retainers—several options for as-needed consulting services hours.

    Extend Your Threat Protection Without Over-Extending Your Team

    The CRITICALSTART Cyber Research Unit (CRU) frees you and your team from the burden of collecting, analyzing, and curating cyber threat behavior patterns to help you stay one step ahead of emerging threats.

    On-the-go alert response

    Drive down attacker dwell time with CRITICALSTART MOBILESOC®. Through this iOS and Android app, we go beyond ticketing and instant notifications, giving you the ability to action incidents immediately with information gathered in our platform.

    Instant Notifications
    Never miss an event again with instant notifications on your homescreen!
    Break the Tether

    Communicate directly from anywhere with CRITICALSTART SOC analysts for remote collaboration, workflow and response.

    • Instant Notifications
      Never miss an event again with instant notifications on your homescreen!
    • Break the Tether

      Communicate directly from anywhere with CRITICALSTART SOC analysts for remote collaboration, workflow and response.

    • Instant Notifications

      Never miss an event again with instant notifications on your homescreen!
    • Break the Teather

      Communicate directly from anywhere with CRITICALSTART SOC analysts for remote collaboration, workflow and response.

      • DATA SHEET

        Third-Annual CRITICALSTART Research Report reveals persistent challenges and some silver linings

        It’s back! For the third year in a row, we have surveyed SOC professionals from across the industry to learn more about the issues and challenges facing the cybersecurity community and its workers. 

      • CUSTOMER STORY

        Schools systems rocked by recent cyber attacks—but not this one

        Learn how Centennial School District took action to prevent breaches by recognizing the critical importance of resolving every alert and working with an MDR vendor that provided trusted expertise through a technology-agnostic approach.

      • Calculator

        Calculate your risk acceptance

        Learn how CRITICALSTART Managed Detection and Response services can reduce your risk. Input values specific to your organization to calculate your risk acceptance.

        Take it from our clients

        Our latest blogs

        • <a href="https://www.criticalstart.com/criticalstart-blog/blog/" rel="tag">Blog</a>
          June 23, 2022

          Q-Bot Ransomware Targeting Financial Services: What Is It and What to Do About It

          One particularly virulent ransomware affecting the financial services industry is Quack-Bot, also known as Q-Bot. Q-Bot notoriously defeats most endpoint protection technologies. It has the capabil…
        • <a href="https://www.criticalstart.com/criticalstart-blog/blog/" rel="tag">Blog</a>
          June 23, 2022

          How to Build a Solid Cybersecurity Foundation in Financial Services

          It’s regulatory world we live in. From tax regulations to “you-need-to-be-this-tall-to-ride,” we’re conditioned to feel like if we follow the rules, all will be well.  And if there’s an indust…
        • <a href="https://www.criticalstart.com/criticalstart-blog/blog/" rel="tag">Blog</a>
          May 26, 2022

          Protecting your free time – a 3-part plan to get more time away from the office

          Time away from the office, sitting on a warm beach, toes in the sand. This is a common fantasy in today’s culture, but maybe time away from the office for you means something totally different.&nbs…
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          CRITICALSTART® and MOBILESOC® are federally registered trademarks owned by Critical Start. Critical Start also claims trademark rights in the following: ZTAP™, Zero Trust Analytics Platform™, and Trusted Behavior Registry™. Any unauthorized use is expressly prohibited.