14 Best Managed Detection and Response (MDR) Solutions

Last updated: June 2026

Cyberattacks now move faster than most internal IT teams can respond. The FBI’s 2024 Internet Crime Complaint Center report named ransomware the most pervasive threat to U.S. critical infrastructure, with complaints up 9% year over year. At the same time, Mandiant’s M-Trends 2026 report found that the global median dwell time, meaning how long an attacker stays in a network before anyone notices, rose to 14 days in 2025.

For an organization without a 24/7 security team, that window between intrusion and detection is where the real damage happens. Managed detection and response (MDR) closes it by pairing continuous monitoring with a security operations center (SOC) that investigates and responds around the clock.

This guide compares the 14 best MDR providers in 2026, with a clear “best for” recommendation for each. Whether you are a small IT team that owns cybersecurity on the side or an enterprise running your own SOC, you will find a provider here built for your size, environment, and security maturity.

MDR Providers at a Glance

Vendor	Best for	Type	Pricing
Defendify	IT teams wanting fully managed MDR; 24/7/365 U.S.-based SOC	MDR + All-in-One platform	Subscription, from ~$3,250/mo (starting point)
Cynet	Teams wanting automated, consolidated detection	MDR + platform	Custom
UnderDefense	Co-managed / cooperative MDR	MDR	Custom
Arctic Wolf	Co-managed / cooperative MDR	MDR	Custom
CrowdStrike Falcon Complete	Large orgs wanting managed endpoint and XDR	Managed EDR / XDR	Custom (per endpoint)
Rapid7 MDR	Larger orgs wanting AI-driven 24/7 response	MDR + SIEM/XDR	From ~$17/asset/mo (300-asset min)
SentinelOne Singularity MDR	Small businesses and MSPs wanting accessible managed EDR	Managed EDR / XDR	Custom (per endpoint)
Huntress	Small businesses and MSPs wanting accessible managed EDR	Managed EDR / MDR	Custom
eSentire	Mid-market and enterprise wanting pure-play MDR with SLAs	MDR	Custom
LevelBlue	Orgs wanting an established MSSP for managed security	MDR/MSSP	Custom
Cybereason	Teams centering MITRE ATT&CK	MDR/EDR	Custom
Expel	Larger orgs wanting transparent SOC and automation	MDR	Custom
Sophos MDR	Small MSPs and Microsoft Defender shops (now includes Secureworks Taegis)	MDR (now includes Secureworks Taegis)	Custom
Red Canary	Enterprises wanting deep cross-surface detection	MDR	Custom (per endpoint)

Choosing the right MDR provider starts with understanding what you are defending against. A few threats shape how the best providers design their services.

Ransomware and data extortion. Ransomware remains the most disruptive threat to organizations of every size. The FBI’s 2024 IC3 report named it the most pervasive threat to U.S. critical infrastructure, with complaints rising 9% year over year and Akira, LockBit, RansomHub, FOG, and Play among the most reported variants. Attackers increasingly steal data and threaten to publish it rather than only encrypting systems, which means even organizations with good backups are exposed. You can read more on the ransomware threat hub.

Slow detection. Speed is the whole point of MDR. Mandiant’s M-Trends 2026 report found the global median dwell time rose to 14 days in 2025, and intrusions discovered by an outside party took far longer to surface than those caught internally. The strongest providers pair human analysts with machine learning and behavioral analytics to surface activity that signature-based tools miss. Every day an attacker goes unnoticed raises the cost and scope of the breach, which is why continuous monitoring with a SOC that responds in minutes matters more than any single tool.

Exploited vulnerabilities. Exploited vulnerabilities have been the most common initial access vector in Mandiant’s investigations for several years running, frequently through internet-facing edge devices, VPNs, and unpatched systems. MDR helps by catching the post-exploitation activity that follows, even when the initial entry slips past prevention. A vulnerability scanner addresses the exposure side of the same problem.

Credential theft and identity attacks. Stolen credentials have climbed to one of the top initial access vectors, driven by infostealer malware and phishing. Once an attacker has a valid login, prevention tools often wave them through, so identity threat detection (impossible travel, privilege escalation, account takeover) becomes essential. Pairing MDR with security awareness training and phishing simulations reduces the human entry point.

Email and collaboration attacks. Phishing was the most reported cybercrime in the FBI’s 2024 figures, and email remains the most common doorway into an organization. Business email compromise in particular drives outsized losses. Strong MDR extends detection into email and collaboration tools, not just endpoints. See the phishing and social engineering hub for more.

What to Look For in an MDR Provider

Before comparing specific vendors, know what separates real MDR from a tool that just forwards alerts. The right partner should align with most of the following.

A real 24/7 SOC with human analysts. Attackers do not keep business hours. Look for continuous monitoring backed by security analysts who investigate and triage, not just an automated alert feed. Ask where the SOC is located and who staffs it.

Response, not just detection. The “R” in MDR is where providers differ most. Some take containment action on your behalf; others only send recommendations for your team to execute. Confirm exactly what the provider does when a real threat is confirmed, and how fast. Ask for their mean time to detect (MTTD) and mean time to respond (MTTR), the two numbers that capture how quickly a provider actually catches and contains a threat.

Coverage across the attack surface. A strong program covers endpoints, identity, network, email and collaboration, and cloud, correlated together in a SIEM (security information and event management) or XDR platform rather than viewed in isolation. Endpoint-only “MDR” leaves gaps in exactly the places attackers now favor, such as identity and cloud. Either choose a provider that covers most layers or be clear about which gaps you are filling separately.

Integration with what you already run. Good MDR works with your existing tools rather than forcing a rip and replace. Ask how many integrations the provider supports and whether your stack is covered.

Fast time to value. Onboarding should be measured in days or weeks, not months. Ask how quickly you will see meaningful detection and response after signing.

Predictable pricing. IT budgets are tight and need to be forecastable. Asset-based or subscription pricing is easier to plan around than open-ended models, though most enterprise providers still quote custom.

Compliance reporting. If you answer to HIPAA, PCI, SOC 2, or customer security reviews, your MDR should generate the reporting and documentation that proves your controls are working. Frameworks such as NIST CSF, SOC 2, and HITRUST are all recognized ways to demonstrate maturity; the right one depends on your size and your customers’ requirements.

Independent recognition. Many established providers are recognized in independent evaluations such as Gartner’s Market Guide for MDR or the Forrester Wave for MDR. Recognition is not everything, but it is a useful corroboration signal when you are comparing unfamiliar names.

Financial backing. A growing number of providers stand behind their service with a warranty that helps cover breach response costs if detection fails. It is not universal, and it is worth asking about.

The 14 Best MDR Providers in 2026

1. Defendify

Best for: small and mid-size organizations whose IT team also owns security and that want 24/7 detection and response across their whole environment, not just endpoints, without building a SOC.

Overview: Defendify is an all-in-one cybersecurity platform, and its MDR is built for organizations that own security without a dedicated team. Defendify MDR uses an extended detection and response (XDR) approach, collecting telemetry across endpoints, identity, email, network, and cloud, then correlating signals so threats are caught across the environment rather than on endpoints alone. A US-based SOC, staffed by security analysts and supported by AI, investigates alerts 24/7, validates real threats, and takes action to help contain malicious activity, with an immediate phone call to your team on critical incidents. Standing up an in-house SOC can run more than $1 million a year, which is the cost Defendify is built to replace for teams that cannot staff one.

Key features:

• 24/7 monitoring, investigation, and response from a US-based SOC
• Cross-environment coverage: endpoint, identity, network, email and collaboration, cloud and SaaS
• SOC vets alerts so you see only meaningful security events, with an immediate phone call on critical incidents
• Hundreds of integrations with existing security and IT tools, no rip and replace
• Most organizations onboard within days
• Delivered through the Defendify all-in-one platform with a single dashboard and reporting
• Backed by the Defendify Cybersecurity Warranty, up to $1 million in financial assistance for qualifying incidents including ransomware and business email compromise (details)

Pricing: Subscription. Detection and Response starts around $3,250 per month, with pricing scaled to organization size. See pricing.

Pros:

• Broad cross-environment coverage, not endpoint-only
• A real US-based SOC without the cost of building one
• Fast onboarding that works with existing tools
• Single vendor and dashboard for teams without security staff

Cons:

• Not built for large enterprises already running a mature in-house SOC
• Less specialized than dedicated IoMT or OT platforms for heavy connected-device environments

2. Cynet

Best for: lean teams wanting automated, consolidated detection and response.

Overview: Cynet combines endpoint, network, user, and deception capabilities into a single platform, paired with its CyOps managed detection and response service. The model suits small security teams and MSPs that want consolidation and a high degree of automation rather than a stack of separate tools.

Key features:

• Consolidated platform spanning endpoint, network, and user analytics
• 24/7 managed detection and response (CyOps)
• Automated investigation and response workflows
• Deception technology
• Free trial available

Pricing: Custom, with a free trial.

Pros:

• Strong automation for resource-constrained teams
• Consolidated platform reduces tool sprawl
• Accessible entry point

Cons:

• Less brand recognition than the largest MDR names
• Buyers should confirm depth in cloud and identity coverage for their environment

3. UnderDefense

Best for: organizations wanting flexible, co-managed MDR.

Overview: UnderDefense delivers MDR and SOC-as-a-service through its MAXI platform, with an emphasis on flexibility and transparency. The cooperative, co-managed model fits organizations that want expert monitoring and response while keeping some control and visibility in-house.

Key features:

• 24/7 managed detection and response
• Co-managed SOC model with shared visibility
• Vendor-agnostic, works with existing tools
• Compliance and reporting support
• Free trial available

Pricing: Custom, with a free trial.

Pros:

• Flexible co-managed approach
• Transparent, collaborative delivery
• Works alongside existing investments

Cons:

• Smaller footprint than the largest providers
• Co-managed model assumes some in-house capacity

4. Arctic Wolf

Best for: larger organizations wanting a tailored managed SOC.

Overview: Arctic Wolf operates one of the largest managed SOC platforms in the market and serves mid-size to large organizations through its Concierge Security Team model. Arctic Wolf wraps 24/7 monitoring, threat intelligence, and named security advisors around an organization’s existing tools, which fits environments that already have a stack of point tools and need monitoring, response, and advisory capacity at scale.

Key features:

• 24/7 managed detection and response
• Concierge Security Team with named advisors
• Managed risk and vulnerability management
• Cloud and identity threat detection
• Broad integration ecosystem

Pricing: Custom, typically priced for mid-market and enterprise budgets.

Pros:

• Scale and operational maturity
• Named advisors who learn your environment over time
• Broad service portfolio

Cons:

• Priced and structured for larger environments
• Heavier than what a small IT team needs

5. CrowdStrike Falcon Complete

Best for: large organizations wanting fully managed endpoint and XDR.

Overview: CrowdStrike Falcon Complete is the fully managed service built on the Falcon platform, widely deployed across large enterprises. It delivers managed detection and response on top of market-leading EDR and XDR, with strong threat intelligence and threat hunting. For organizations with the budget and maturity to run a market-leading endpoint platform as a managed service, it is consistently a top choice.

Key features:

• Managed EDR and XDR on the Falcon platform
• Identity threat detection and response
• Threat intelligence and adversary tracking
• Managed threat hunting
• Strong third-party evaluation results

Pricing: Per endpoint, with module bundles. Custom quotes.

Pros:

• Industry-leading detection and response capabilities
• Strong threat intelligence
• Enterprise scalability

Cons:

• Pricing and operational complexity exceed what most small and mid-size organizations can support
• Requires complementary tooling for full coverage beyond the endpoint

7. SentinelOne Singularity MDR

Best for: larger organizations wanting AI-driven 24/7 detection and response.

Overview: SentinelOne’s Singularity MDR is the company’s current managed service, built on the Singularity platform and extending coverage across endpoints, identity, cloud workloads, and more. It succeeds the earlier Vigilance MDR service and emphasizes autonomous detection paired with 24/7 analyst-led response. For organizations that want an alternative to CrowdStrike at the enterprise tier, SentinelOne is a frequent finalist.

Key features:

• 24/7 managed detection and response on the Singularity platform
• Autonomous detection and response with attack correlation
• Coverage across endpoint, identity, and cloud workloads
• Threat hunting and DFIR options
• Strong third-party evaluation results

Pricing: Per endpoint, custom quotes.

Pros:

• Strong autonomous detection and response
• Scales across endpoint, identity, and cloud
• Frequently scores well in independent evaluations

Cons:

• Tuned for larger or more mature environments
• Requires complementary tooling for full coverage

8. LevelBlue

Best for: organizations wanting an established managed security services provider.

Overview: LevelBlue is the former AT&T Cybersecurity business, now an independent managed security services provider with a long heritage in threat intelligence and managed monitoring. In early 2026, LevelBlue took over delivery of Fortra’s Alert Logic managed services, expanding its MDR portfolio. It fits organizations that want a large, established MSSP relationship spanning monitoring, MDR, and advisory services.

Key features:

• 24/7 managed detection and response
• Threat intelligence heritage and research
• Broad managed security services portfolio
• Advisory and consulting services
• Established channel and partner network

Pricing: Custom.

Pros:

• Established MSSP with scale
• Broad portfolio beyond MDR alone
• Strong threat intelligence lineage

Cons:

• Recent portfolio consolidation means buyers should confirm current product roadmap
• Oriented toward larger managed-services engagements

9. Cybereason

Best for: teams centering MITRE ATT&CK and operation-based detection.

Overview: Cybereason offers EDR and MDR built around an operation-centric model that ties related malicious activity into a single view rather than isolated alerts, with strong alignment to the MITRE ATT&CK framework. The company is independent and SoftBank-backed. It suits teams that value attack-story context and ATT&CK mapping in their detection and response.

Key features:

• Operation-centric detection across the attack chain
• Managed detection and response
• Strong MITRE ATT&CK alignment
• Endpoint detection and response core
• Threat hunting

Pricing: Custom.

Pros:

• Attack-story context rather than isolated alerts
• Strong ATT&CK mapping
• Established EDR foundation

Cons:

• Buyers should confirm current roadmap and support given recent corporate changes
• Less SMB-oriented than accessible alternatives

10. Expel

Best for: larger organizations wanting a transparent SOC with heavy automation.

Overview: Expel delivers MDR across cloud, SaaS, identity, and endpoints, with a strong emphasis on transparency and automation through its Workbench platform. Customers can see how decisions are made rather than receiving a black-box service, which appeals to security-aware teams that want clarity into their SOC.

Key features:

• 24/7 managed detection and response
• Strong cloud and SaaS coverage
• Transparent, customer-visible investigation workflow
• Automation through the Workbench platform
• Integrations across modern security stacks

Pricing: Custom.

Pros:

• High transparency into SOC decisions
• Strong cloud and SaaS detection
• Heavy automation reduces noise

Cons:

• Oriented toward mid-market and enterprise
• Assumes a reasonably modern, integrated stack

11. Huntress

Best for: small businesses and MSPs wanting accessible managed EDR.

Overview: Huntress is a managed EDR and identity threat detection provider with a strong following among MSPs serving small and mid-size businesses. Its model centers on lightweight tooling, an in-house SOC that handles investigation and response, and pricing accessible to organizations that cannot afford enterprise-grade alternatives. Huntress is often the right answer for a small business that needs real detection and response without an enterprise commitment.

Key features:

• Managed EDR with a 24/7 SOC
• Identity threat detection and response
• Managed Microsoft 365 protection
• Security awareness training
• Lightweight deployment

Pricing: Per endpoint, accessible to small organizations.

Pros:

• Strong fit and pricing for small businesses and MSPs
• Solid SOC quality for the price point
• Easy to deploy

Cons:

• Endpoint and identity led, narrower than full cross-environment MDR
• Less depth in compliance documentation than broader platforms

12. Sophos MDR

Best for: small MSPs and Microsoft Defender shops.

Overview: Sophos operates one of the largest MDR install bases in the market and integrates with third-party tools as well as its own. Following the completed acquisition of Secureworks in February 2025, Sophos MDR now also includes the Secureworks Taegis platform, expanding its detection, ITDR, and SIEM capabilities. It is a strong fit for MSPs and for organizations standardized on Microsoft Defender.

Key features:

• 24/7 managed detection and response at scale
• Integrates with third-party security tools
• Now includes Secureworks Taegis MDR/XDR capabilities
• Strong Microsoft ecosystem support
• Large partner and MSP network

Pricing: Custom.

Pros:

• Very large MDR install base and SOC scale
• Works with existing third-party tools
• Expanded capabilities following the Secureworks acquisition

Cons:

• Integration of two MDR platforms is ongoing; confirm current packaging
• Custom pricing can be heavier than asset-based alternatives

13. Red Canary

Best for: enterprises wanting deep cross-surface detection engineering.

Overview: Red Canary is a long-recognized MDR provider known for strong detection engineering and threat hunting across endpoints, identity, cloud, and SaaS. Zscaler completed its acquisition of Red Canary in August 2025, and Red Canary initially operates as a separate business unit within Zscaler. It remains a top choice for organizations that want depth of detection across modern attack surfaces.

Key features:

• 24/7 managed detection and response
• Deep detection engineering and threat hunting
• Coverage across endpoint, identity, cloud, and SaaS
• Automated remediation workflows
• Product-agnostic across security stacks

Pricing: Custom, per endpoint.

Pros:

• Strong detection depth and accuracy
• Recognized leader in MDR
• Broad coverage across surfaces

Cons:

• Oriented toward larger or more mature buyers
• Buyers should track integration roadmap following the Zscaler acquisition

14. eSentire

Best for: mid-market and enterprise organizations wanting pure-play MDR with response SLAs.

Overview: eSentire is a pure-play MDR provider that helped define the category, delivered through its Atlas platform and a 24/7 SOC. It is known for response service-level commitments that emphasize how quickly threats are contained. It fits mid-market and enterprise organizations that want a dedicated MDR specialist with measurable response times.

Key features:

• 24/7 managed detection and response
• Response-focused service-level commitments
• Coverage across endpoint, network, cloud, and identity
• Threat intelligence and threat hunting
• Incident response support

Pricing: Custom.

Pros:

• Pure-play MDR specialist
• Strong, measurable response commitments
• Mature SOC and threat intelligence

Cons:

Less of a fit for the smallest organizations

Priced for mid-market and enterprise

How to Choose the Right MDR Provider for You

The 14 providers above span very different price points and target buyers. To narrow your shortlist, anchor on three questions.

What is your size and security maturity? A small organization whose IT lead also owns security has very different needs from an enterprise with a 25-person SOC. Defendify and Huntress fit smaller organizations and lean teams. Arctic Wolf, CrowdStrike, SentinelOne, Red Canary, Expel, and eSentire are oriented toward larger or more mature environments. Rapid7 and Sophos sit strongly in the mid-market.

Do you need response, or just alerts? Decide whether you want a provider that takes containment action on your behalf or one that escalates recommendations for your team to act on. If your team is small, active response matters more, because there may not be anyone available at 2 a.m. to execute a recommendation.

Do you want broad coverage or best-of-breed depth? An all-in-one approach like Defendify trades some specialized depth for simplicity, predictable pricing, and a single relationship, which fits teams without security staff. A best-of-breed approach combines specialist tools and is often the right choice for large environments with a dedicated SOC. Many mid-size organizations start consolidated and add specialized layers as they grow.

A documented incident response plan should accompany whichever path you choose, so everyone knows their role when a real incident hits.

Frequently Asked Questions

What is MDR and how is it different from EDR?

MDR (managed detection and response) is a service in which an external provider continuously monitors your environment, investigates alerts, and responds to threats on your behalf. EDR (endpoint detection and response) is a tool that detects threats on endpoints such as laptops and servers. The simplest way to think about it: EDR is technology, MDR is technology plus a 24/7 team that operates it for you. Strong MDR also extends beyond endpoints to identity, network, email, and cloud.

What is the difference between MDR and an MSSP?

A managed security services provider (MSSP) typically operates and maintains your security tools, generates alerts, and handles tasks such as firewall management. An MDR provider focuses on threat detection, investigation, and active response, with analysts triaging alerts and helping stop incidents. Many organizations use both, but if you have to choose one, MDR delivers more direct risk reduction because it acts on threats rather than only managing tools.

What is the difference between MDR and a SOC or SOC-as-a-service?

A security operations center (SOC) is the team and facility that monitors and responds to threats. Building one in-house requires specialized staff, tooling, and round-the-clock coverage, which can cost more than $1 million a year. MDR and SOC-as-a-service both give you SOC capability without building your own. The difference is usually scope: MDR is a packaged detection and response service, while SOC-as-a-service can be a broader outsourced operation. For most small and mid-size organizations, MDR is the more practical way to get 24/7 coverage.

How much does MDR cost?

MDR is usually priced as a subscription, either per asset or per endpoint, or as a tiered package based on your size. The more useful comparison is not a single sticker price but the alternative: staffing a 24/7 SOC in-house can exceed $1 million a year once you account for analysts, tooling, and around-the-clock coverage. That economics is why most small and mid-size organizations find managed services more practical than building their own. When comparing providers, ask what is included (response, threat hunting, incident response, reporting) rather than comparing headline numbers alone.

Is MDR worth it for a small business?

Yes, for most small businesses that hold sensitive data or face compliance requirements. Attackers favor smaller organizations precisely because they tend to have fewer security resources and the same valuable data as larger targets. A small business rarely has the staff to monitor and respond to threats around the clock, and MDR is usually the most efficient way to get that capability without hiring a security team. Look for a provider whose pricing and scope match a smaller environment rather than an enterprise one.

How quickly can MDR be deployed?

It varies by provider, but SaaS-based MDR services often begin onboarding and monitoring within days to a few weeks once connected to your existing systems. When evaluating providers, ask explicitly about time to value and how soon you will see actionable detection and response.

How does MDR work with our existing tools?

Most MDR providers connect to your existing security and IT tools through integrations rather than requiring you to replace them. This lets the provider collect telemetry from the systems you already run. Ask any provider how many integrations they support and whether your specific stack, including endpoint, identity, email, and cloud, is covered.

What should we expect during a critical security incident?

A strong MDR provider does not just send an alert and wait. Expect rapid investigation by analysts, clear communication about what is happening, and direct contact, often an immediate phone call, when a critical threat is confirmed. Confirm in advance what response actions the provider will take and what they will hand back to your team.

Key Takeaways

MDR in 2026 comes down to a few realities. Ransomware remains the most pervasive threat to critical infrastructure, attackers still dwell in networks for roughly two weeks before detection, and most small and mid-size organizations cannot staff a 24/7 SOC of their own. Choosing the right MDR provider closes that gap.

For small and mid-size organizations, the strongest move is a fully managed service that covers the whole environment and replaces the cost of building a SOC. Defendify is built for exactly that buyer: 24/7 detection and response across endpoints, identity, network, email, and cloud, delivered by a US-based SOC.

For large enterprises with their own SOC, the best move is depth: a specialist MDR such as CrowdStrike Falcon Complete, SentinelOne Singularity MDR, Red Canary, or eSentire, matched to your environment.

Whatever path you choose, prioritize a real 24/7 SOC, clarity on response actions, coverage across your full attack surface, and pricing you can forecast. Not sure where you stand today? Start with a free cybersecurity health checkup.

See Defendify in Action

If you are an IT leader and you own cybersecurity as part of a broader role, Defendify MDR is built for you. It combines 24/7 detection and response across your environment with a US-based SOC, delivered through a single platform. Request a demo to see how it fits your environment.