Company

ABOUT ESENTIRE

eSentire is The Authority in Managed Detection and Response Services, protecting the critical data and applications of 2000+ organizations in 80+ countries from known and unknown cyber threats. Founded in 2001, the company’s mission is to hunt, investigate and stop cyber threats before they become business disrupting events.

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EVENT CALENDAR

May

Cybersec Brussels

May

Cybersecurity Summit Austin

Jun

Elevate IT Technology Summit Dallas

Jun

Cybersecurity Summit Salt Lake City

Jun

CISO Strategy Virtual Meetings Chicago

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LATEST PRESS RELEASE

Mar 06, 2025

eSentire Unleashes AI-Driven Atlas Nexus Network, Empowering Cybersecurity Partners to Build Differentiated Security Services at Scale

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OUR PARTNERSHIPS

Aston Villa Football Club

AVFC takes its cyber protection to the Next Level with eSentire as its official cybersecurity partner.

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Partners

PARTNER PROGRAM

We provide sophisticated cybersecurity solutions for Managed Security Service Providers (MSSPs), Managed Service Providers (MSPs), and Value-Added Resellers (VARs). Find out why you should partner with eSentire, the Authority in Managed Detection and Response, today.

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Apply to become an e3 ecosystem partner with eSentire today.

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Secure Your Microsoft Investment with eSentire MDR for Microsoft

We stop threats across your Microsoft ecosystem before your business is disrupted.

Organizations are investing in Microsoft 365 E5 to get the most security capabilities and features for their investment but many fail to take advantage of Microsoft’s advanced and cost-effective cybersecurity solutions, largely due to a lack of in-house expertise and resources to properly optimize and manage these tools.

At eSentire, we share Microsoft’s zero-trust approach to cybersecurity and firmly believe that you need a certified, experienced, and trusted partner to protect your investment in the Microsoft ecosystem. As part of eSentire MDR for Microsoft security solutions, we offer complete multi-signal MDR across your Microsoft Sentinel and Defender for Endpoint, Identity, Office 365 and Cloud Apps services.

eSentire MDR for Microsoft provides:

24/7 Microsoft Ecosystem Visibility

Elite Threat Hunting and Original Research

24/7 Security Event Monitoring

Certified Microsoft Experts

24/7 Threat Detection and Investigation

24/7 Live SOC Cyber Analyst Support

Frequent Pushes of New Proprietary Threat Detection Content and Runbooks Specific to Microsoft

24/7 Threat Disruption and Complete Response On Your Behalf

eSentire MDR with Microsoft Defender XDR

Stop advanced threats and minimize the risk of business disruption across your users, endpoints, and cloud applications. Microsoft alerts are supported and operationalized by eSentire’s MDR with Microsoft Defender XDR service with new alerts continually being operationalized.

Microsoft Defender for Endpoint

Microsoft Defender for Office 365

Microsoft Defender for Identity

Microsoft Defender for Cloud Apps

ESENTIRE MDR WITH MICROSOFT DEFENDER XDR

Microsoft Defender for Endpoint

Endpoint protection, detection, response, and remediation

Telemetry used:

Processes, files, network connections, registry changes

Examples of detections investigated by the eSentire SOC:

Malware in a zip file, credential theft phish, suspicious service launch, a file or network connection related to ransomware, known attack IOCs, and suspicious files

ESENTIRE MDR WITH MICROSOFT DEFENDER XDR

Microsoft Defender for Office 365

Mitigate the risk of phishing and business email compromise

Telemetry used:

Sender IPs and domains, email heuristics, sandboxed files and links, and behavioral analytics.

Examples of detections investigated by the eSentire SOC:

Malicious URL clicked, malware detected in email, suspicious email forwarding, suspicious email sending patterns, suspicious email containing malware, phishing URLs, delivery attempts of phishing emails, malicious file or malicious URL removed after delivery, and mailbox granted permissions and reported emails by user

ESENTIRE MDR WITH MICROSOFT DEFENDER XDR

Microsoft Defender for Identity

Investigate and respond to compromised identities and insider threats

Telemetry used:

AD activity, Entra ID active parsed network traffic, windows event logs

Examples of detections investigated by the eSentire SOC:

Pass the certificate, suspected domain controller promotion, encryption downgrade, forged authorization data, ticket and time anomaly, and suspected brute force attacks.

ESENTIRE MDR WITH MICROSOFT DEFENDER XDR

Microsoft Defender for Cloud Apps

Rich visibility into data and user activity across your cloud SaaS applications

Telemetry used:

Cloud traffic, cloud traffic logs, relevant telemetry from specific cloud apps

Examples of detections investigated by the eSentire SOC:

Suspected identity theft

Learn more about eSentire MDR with Microsoft Defender XDR

eSentire MDR with Microsoft Sentinel

Critical threat visibility and 24/7 monitoring across multi-cloud, and hybrid environments.

eSentire MDR with Microsoft Sentinel detects and investigate threats in:

Entra ID, azure Active Directory, Microsoft Defender for Cloud, AWS, Google Cloud Platform, Google Workspace, Existing Security Controls and Network Infrastructure

We’ve built 500+ Microsoft detections based on original threat intelligence research by eSentire’s Threat Response Unit (TRU) in Microsoft Sentinel, which are available to all eSentire MDR for Microsoft Sentinel customers. Our detection workbooks and runbooks provide our 24/7 SOC with essential details including which incidents to identify, whether the incident is a malicious event, and next steps.

Learn more about eSentire MDR with Microsoft Sentinel

GUIDE

Questions to Consider When Evaluating an MDR for Microsoft Provider

Learn the top questions you should ask as you evaluate your next MDR for Microsoft provider.

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GUIDE

RFP/RFI Sample Questions for Microsoft MDR Providers

Get an in-depth template you can use when selecting an MDR Microsoft vendor to secure your Microsoft ecosystem.

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Why Choose eSentire to Secure Your Microsoft Ecosystem

Response and Remediation

We prioritize the R in MDR. We actively respond to threats on your behalf while the other guys overload you with alerts to investigate. That means we are isolating hosts, containing threats and remediating security incidents across your Microsoft suite.

Time to Value

Zero-install onboarding with time to value in days, not weeks or months. Disciplined service deployment and robust escalation processes to ensure complete response.

Certified and Experienced

We are a Microsoft Security Solutions Partner and are proud Microsoft Intelligent Security Association (MISA) members, demonstrating our leadership in multi-cloud security and Microsoft expertise. We’ve overseen 500+ successful Microsoft MDR deployments to date and have 210,000+ Microsoft endpoints under management.

Unique Intelligence, Powered by our Threat Response Unit

Supercharge your Microsoft security investments with improved detection and response capabilities, our proprietary threat content, runbooks, and AI/ML innovations created by our elite Threat Response Unit (TRU).

Complete Coverage

End-to-end cyber risk mitigation and coverage across our Continuous Threat Exposure Management, Managed Detection and Response, and Incident Response services.

Cost-Effectiveness

Leverage your existing licenses and investment in Microsoft to optimize your security posture with enhanced visibility, controls and response capabilities.

eSentire MDR for Microsoft in Action

Venerable: Insurance Annuity Sector Case Study

See how eSentire worked with Venerable to mitigate cyber risks and address their multi-cloud cybersecurity strategy with:

24/7 Threat Detection and Investigation with eSentire MDR for Log to identify and investigate cyber threats within Venerable’s AWS environment
Cloud Security Posture Management to reduce their risk by improving cloud visibility, tracking critical assets and monitoring for misconfigurations, policy notifications and security vulnerabilities
eSentire MDR for Microsoft to ensure complete detection, response and remediation across endpoints

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What You Can Expect from eSentire MDR for Microsoft

Complete Microsoft Ecosystem Visibility and Optimization

Unparalleled Threat Response and Remediation

Maximum ROI on Microsoft Cloud Investments

Highly Certified Expertise

OUR DIFFERENCE

Complete Microsoft Ecosystem Visibility and Optimization

YOUR RESULTS

Centralize visibility and account for risks across your Microsoft cloud ecosystem. Get expert guidance and support from eSentire’s Microsoft team to optimize your cybersecurity controls and overall posture.

OUR DIFFERENCE

Unparalleled Threat Response and Remediation

YOUR RESULTS

Build a resilient security operation by combining cutting-edge XDR technology and our security expertise to stop and remediate cyber threats across endpoint, email, cloud, and identity vectors.

OUR DIFFERENCE

Maximum ROI on Microsoft Cloud Investments

YOUR RESULTS

Unlock the full potential of the controls and tools that exist within your investments in Microsoft Defender XDR and Microsoft Sentinel. Plus, our cybersecurity experts become a 24/7 extension of your team.

OUR DIFFERENCE

Highly Certified Microsoft Expertise

YOUR RESULTS

As an active member of the Microsoft Intelligent Security Association (MISA) we have achieved MXDR status with Microsoft and are a Microsoft Security Solutions Partner. We have managed 500+ Microsoft MDR deployments and have 210,000+ Microsoft endpoints under management.

MDR for Microsoft FAQ

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ON-DEMAND WEBINAR

Maximize Your Microsoft Investment With 24/7 MDR

Microsoft E5 provides a powerful combination of advanced security features that safeguard your data and infrastructure, facilitating not just compliance but proactive defense. Optimizing your use of Microsoft E5 ensures that you capitalize on these sophisticated security tools to protect your assets and maintain cyber resilience.

Watch this on-demand webinar to learn how to fully leverage the value of your Microsoft Investment.

Key areas of discussion include:

Why organizations are making an investment in Microsoft E5 and the comprehensive benefits of this licensing option.
How eSentire classifies alerts and detections that come out of these platforms, including examples of intrusion-type events in Microsoft Defender for Endpoint and Defender for Identity.
Understanding the Total Cost of Ownership benefits including how organizations can significantly reduce overall security spend without sacrificing quality.
The importance of considering a supported investment in multi-signal MDR to operationalize Microsoft capabilities and enhance an organization's security posture.

MDR for Microsoft FAQ

What is an MDR for Microsoft security solution?

An MDR for Microsoft security solution directly and securely connects to your Microsoft environment, taking full advantage of the mature security provider controls that exist within Microsoft’s platform. An MDR for Microsoft security solution can significantly reduce overall security spend and maximize ROI while substantially reducing risk of suffering a business-disrupting breach.

Why is MDR for Microsoft security solution important?

Many organizations are replacing legacy tools with Microsoft’s advanced and cost-effective cybersecurity solutions. Despite being familiar with the Microsoft suite, many businesses do not have the in-house expertise and resources to properly optimize and manage these tools. An MDR for Microsoft security solution helps you detect, investigate, respond, and remediate threats 24/7 across your Microsoft ecosystem.

What is eSentire MDR for Microsoft?

eSentire MDR for Microsoft detects, investigates, responds, and remediates threats 24/7 across your Microsoft ecosystem.

With eSentire MDR for Microsoft you can expect:

24/7 Microsoft Ecosystem Visibility
24/7 Security Event Monitoring
24/7 Threat Detection and Investigation
24/7 Complete Response and Threat Disruption
Elite Threat Hunting and Original Research
Certified Microsoft Experts
Proprietary Threat Detection Content and Microsoft Runbooks

Team eSentire is a Microsoft Security Solutions Partner and we are an active member of the Microsoft Intelligent Security Association (MISA).

Contact us to more about how we can stop threats across your Microsoft ecosystem before they disrupt your business operations.

Security Leaders Count on
eSentire MDR for Microsoft

As more traffic and workloads move to the Microsoft stack, cybersecurity leaders can count on eSentire for complete, multi-signal coverage. We’ve managed 500+ successful Microsoft MDR customer deployments to date and currently have 210,000+ endpoints under management with Microsoft Defender for Endpoint across our global customer base.

At eSentire, we don’t just detect and investigate threats across your Microsoft environment – we provide complete and robust response across your entire attack surface.

PLAY VIDEO

case study video

QC Holdings

QC Holdings is a leading alternative financial services organization offering short-term loans to small businesses and individuals in the U.S. and Canada.

Initially, QC Holdings outsourced 24/7 monitoring, detection, and response capabilities to another MDR provider. However, the firm was not satisfied with the quality of proactive 24/7 threat investigation, missed alerts, and failure to leverage their existing Microsoft investments for security monitoring.

By switching to eSentire, they were able to enhance their security posture with:

24/7 security monitoring
24/7 threat detection, investigation, and complete response
Immediate live SOC Cyber Analyst support
Seamless integration with their existing Microsoft E5 technology stack

WATCH THE CASE STUDY VIDEO →

PLAY VIDEO

case study video

Quarles & Brady

Quarles & Brady is a multi-practice law firm that was looking to adopt Microsoft 365 but didn’t have sufficient in-house expertise to operationalize the tools.

Outsourcing cybersecurity operations to eSentire allowed the firm to have:

24/7 Threat Detection and Response across the company’s large IT environment
Access to cybersecurity experts that act like an extension of their team
Complete visibility across the attack surface
Best-in-class tools at a cost-effective price

WATCH THE CASE STUDY VIDEO →

Total Cost of Ownership Benefits

By combining eSentire MDR with your existing investment in the Microsoft ecosystem, you can significantly reduce overall security spend without sacrificing quality. When compared to the DIY approach, you can reduce the total cost of ownership for threat detection and response by 50%:

Improved ROI

Better Security Outcomes

Reduced Business Risk

Technology and cost savings

Reduction in total management costs

Reduction in total implementation and management costs

Reduction in overall threat detection and response TCO

Blog

Why You Should Take Advantage of Microsoft 365 Defender, the Microsoft 365 E5 Security Suite

Read this blog to understand features of the Microsoft 365 E5 Security Suite and why you should partner with an MDR for Microsoft provider to help reduce your overall cybersecurity spend, stop cyber threats across your Microsoft ecosystem, and fully utilize the benefits from your Microsoft investment.

READ NOW →

ESENTIRE SERVICES

Managed Detection and Response

All-In-One MDR Solution →

MDR for Microsoft →

MDR for GenAI →

Digital Forensics and Incident Response

Continuous Threat Exposure Management (CTEM)

PLATFORM, PEOPLE AND RESPONSE

Security Operations Center (SOC)

Extended Detection and Response (XDR)

Technology Integrations

Threat Response Unit (TRU)

Cyber Resilience Team

Response and Remediation

MDR Packages and 24/7 Protection

MDR Pricing and Packages

Atlas Essentials

Atlas Advanced

Atlas Complete

24/7 Coverage

Endpoint

Network

Log

Cloud

Identity

INDUSTRIES

Insurance

Construction

Finance

Legal

Manufacturing

Private Equity

Healthcare

Retail

Food Supply

Government and Education

Automotive Dealerships

USE CASES

Ransomware

Cybersecurity Compliance

Zero Day Attacks

Cloud Misconfiguration

Third-Party Risk

Do More With Less

Cyber Risk

Cyber Insurance

Sensitive Data Security

Security Leadership

Cyber Threat Intelligence

From The Blog

Pure Crypter Malware Analysis: 99 Problems but Detection Ain’t One

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Identity is the New Attack Surface: Why Threat Detection Alone Isn't…

Resources

Case Studies

Compare MDR Vendors

TRU Intelligence Center

Cybersecurity Tools

Videos

Reports

Webinars

Data Sheets

Real vs. Fake MDR

Blogs

Security Advisories

SECURITY ADVISORIES

Exploit Released for Ivanti Zero-Day Vulnerabilities (CVE-2025-4427 and CVE-2025-4428)

Maximum Severity SAP Vulnerability Exploited

ABOUT ESENTIRE

About Us →

Leadership →

Careers →

Event Calendar →

Newsroom →

Aston Villa Football Club →

EVENT CALENDAR

Cybersec Brussels

Cybersecurity Summit Austin

Elevate IT Technology Summit Dallas

Cybersecurity Summit Salt Lake City

Extended Detection and
Response (XDR)