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48 Best Critical Start Cortex XDR with MDR Alternatives & Competitors (2026) | CybersecTools

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Critical Start Cortex XDR with MDR

Best Critical Start Cortex XDR with MDR Alternatives & Competitors in 2026

Top picks: Daylight's MDR, AhnLab Managed Detection & Response (MDR), Kaseya MDR services — plus 45 more compared.

Security Operations

Evaluating Critical Start Cortex XDR with MDR alternatives comes down to matching Security Operations capabilities to your environment, integrations, and budget rather than chasing feature parity. The options below are compared on what actually drives a switch: coverage, deployment fit, pricing, and real reviews from security teams. Independent and vendor-neutral: we never sell rankings.

Critical Start Cortex XDR with MDR Alternatives and Competitors

Critical Start Cortex XDR with MDR is a commercial Managed Detection and Response tool developed by Critical Start. Security professionals most commonly compare it with Daylight's MDR, AhnLab Managed Detection & Response (MDR), Kaseya MDR services, Vulneri SOC, and Attic MDR. All 48 alternatives are matched by shared capabilities, tags, and NIST CSF 2.0 coverage.

Data verified Jul 2026

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Top Critical Start Cortex XDR with MDR Alternatives and Competitors at a Glance

A closer look at the 8 most relevant alternatives and competitors to Critical Start Cortex XDR with MDR, including their key features and shared capabilities.

Commercial

Managed Detection and Response

AI-Native MDR

Key features: Agentic AI investigation and response, Contextual intelligence from identity and HR systems, End-to-end threat resolution, ChatOps collaboration via Slack and Microsoft Teams, Threat hunting across endpoints, cloud, and networks

View Daylight's MDR|Daylight's MDR alternatives|Compare Daylight's MDR

AhnLab Managed Detection & Response (MDR)

Commercial

Managed Detection and Response

Managed service providing expert threat detection, analysis, and response

Key features: Real-time threat detection for known and unknown threats, Expert threat analysis and response by security analysts, Threat mitigation and recovery with response recommendations, Initial response and detailed analysis reporting, Monthly statistical reports and security trend information

View AhnLab Managed Detection & Response (MDR)|AhnLab Managed Detection & Response (MDR) alternatives|Compare AhnLab Managed Detection & Response (MDR)

Kaseya MDR services

Commercial

Managed Detection and Response

MDR service providing 24/7 threat detection and response with security experts

Key features: 24/7/365 continuous monitoring and threat detection, Real-time alert analysis and response, Proactive threat hunting, Advanced intrusion detection, Cloud-based deployment

View Kaseya MDR services|Kaseya MDR services alternatives|Compare Kaseya MDR services

Commercial

Managed Detection and Response

Managed SOC platform with SIEM, EDR, SOAR, CTI, and 24/7 threat detection.

Key features: Automatic asset inventory and discovery, 24/7 continuous infrastructure monitoring, AI and machine learning-based threat detection, Automated incident response (isolation, IP blocking, malware removal), SIEM with unified dashboard and event correlation

View Vulneri SOC|Vulneri SOC alternatives|Compare Vulneri SOC

Commercial

Managed Detection and Response

24/7 managed detection and response service for Microsoft 365 environments

Key features: 24/7 monitoring of Microsoft 365 environments, cloud, devices, emails, files, Teams, and network connections, Real-time detection of fake Microsoft 365 login pages with red alert screens and authenticity verification, Automated incident response and threat containment when suspicious activities are detected, Daily automated security configuration checks based on CIS international standards with automatic fixes, Monitoring of all Microsoft 365 login activities with detection of suspicious login attempts

View Attic MDR|Attic MDR alternatives|Compare Attic MDR

Huntress Managed Security Platform

Commercial

Managed Detection and Response

Managed security platform with EDR, ITDR, SIEM, and SAT backed by 24/7 SOC

Key features: Managed endpoint detection and response (EDR), Identity threat detection and response (ITDR) for Microsoft 365, Managed SIEM with log collection and analysis, Security awareness training platform, Persistent foothold detection for Windows and Mac

View Huntress Managed Security Platform|Huntress Managed Security Platform alternatives|Compare Huntress Managed Security Platform

Huntress Managed EDR

Commercial

Managed Detection and Response

Managed EDR with 24/7 SOC for Windows, macOS, and Linux endpoints

Key features: 24/7 AI-assisted SOC monitoring, Threat hunting by security analysts, Persistent foothold detection, Malicious process behavior analysis, Ransomware canary detection

View Huntress Managed EDR|Huntress Managed EDR alternatives|Compare Huntress Managed EDR

OpenText Threat Detection

Commercial

Managed Detection and Response

Multi-layered threat detection platform with EDR, DNS filtering, and MDR

Key features: Next-generation endpoint protection with multi-vector security, Endpoint detection and response with cloud-native security operations platform, DNS traffic filtering and protection against malicious domains, Cloud-based SIEM for threat detection and investigation, Automated response workflows and containment

View OpenText Threat Detection|OpenText Threat Detection alternatives|Compare OpenText Threat Detection

All 48 Alternatives & Competitors to Critical Start Cortex XDR with MDR

Compare

AI-Native MDR

Managed Detection and Response

Compare

AhnLab Managed Detection & Response (MDR)

Managed service providing expert threat detection, analysis, and response

Managed Detection and Response

Compare

Kaseya MDR services

MDR service providing 24/7 threat detection and response with security experts

Managed Detection and Response

Compare

Managed SOC platform with SIEM, EDR, SOAR, CTI, and 24/7 threat detection.

Managed Detection and Response

Compare

24/7 managed detection and response service for Microsoft 365 environments

Managed Detection and Response

Compare

Huntress Managed Security Platform

Managed security platform with EDR, ITDR, SIEM, and SAT backed by 24/7 SOC

Managed Detection and Response

Compare

Huntress Managed EDR

Managed EDR with 24/7 SOC for Windows, macOS, and Linux endpoints

Managed Detection and Response

Compare

OpenText Threat Detection

Multi-layered threat detection platform with EDR, DNS filtering, and MDR

Managed Detection and Response

Compare

ThreatDown Managed Detection & Response (MDR)

24x7x365 MDR service with expert-led threat monitoring and remediation

Managed Detection and Response

Compare

LevelBlue Cyber Advisory

Managed detection and response platform combining XDR and incident response

Managed Detection and Response

Compare

GoSecure Titan® Managed Extended Detection & Response (MXDR)

24/7 managed XDR service with threat detection, incident response & consulting

Managed Detection and Response

Compare

AI-driven MDR service providing unified threat detection across IT, OT, cloud

Managed Detection and Response

Compare

N‑able Adlumin MDR

AI-powered MDR platform with SOC services for threat detection and response

Managed Detection and Response

Compare

Arctic Wolf Managed Detection and Response

Managed detection and response service with 24x7 SOC and IR capabilities

Managed Detection and Response

Compare

BitLyft True MDR

24/7 managed detection and response service with US-based SOC analysts

Managed Detection and Response

Compare

Netenrich Adaptive MDR

AI-powered MDR service with Google SecOps integration for threat detection

Managed Detection and Response

Compare

Mandiant Managed Defense

24/7 managed threat detection, investigation, and response service

Managed Detection and Response

Compare

Mandiant Threat Defense

Managed threat detection, hunting, and response service by Mandiant experts

Managed Detection and Response

Compare

Todyl Unified Platform

Unified cybersecurity platform for MSPs with SASE, EDR, SIEM, MXDR, and GRC

Managed Detection and Response

Compare

Bitdefender Managed Detection and Response

24x7 MDR service with global SOC teams for threat detection and response

Managed Detection and Response

Compare

Palo Alto Networks Unit 42 Managed Detection & Response

24/7 MDR service built on Cortex XDR with threat hunting and remediation

Managed Detection and Response

Compare

Palo Alto Networks Unit 42 Managed XSIAM

24/7 managed SOC service combining Cortex XSIAM platform with Unit 42 expertise

Managed Detection and Response

Compare

Managed detection and response service with 24/7 monitoring and remediation

Managed Detection and Response

Compare

Vectra AI Managed Extended Detection and Response (MXDR)

AI-driven MXDR service with 24x7 monitoring, threat hunting, and response

Managed Detection and Response

Compare

Upstream Vehicle Security Operations Center (vSOC)

Managed SOC for connected vehicles and mobility ecosystems

Managed Detection and Response

Compare

LevelBlue Fusion Platform

Unified security operations platform for threat detection and response

Managed Detection and Response

Compare

Arctic Wolf Aurora Platform

Security operations platform for MDR, incident response, and risk mgmt.

Managed Detection and Response

Compare

CybrHawk SOC-as-a-Service

Managed SOC service with SIEM, MDR, and MSS capabilities for threat detection

Managed Detection and Response

Compare

24x7 MDR service with human analysts and AI-powered threat detection

Managed Detection and Response

Compare

Guardz MDR Powered by AI

AI-powered MDR service with 24/7 threat detection, triage, and response

Managed Detection and Response

Compare

SonicWall SonicSentry MDR for Endpoint

24/7 MDR service for endpoint security with SOC monitoring and response

Managed Detection and Response

Compare

Blackpoint Cyber MDR

MDR service providing threat detection and response capabilities

Managed Detection and Response

Compare

Blackpoint CompassOne MDR

MDR service with 24/7 SOC, endpoint & cloud protection, and AI-enhanced alerts

Managed Detection and Response

Compare

Expel Workbench™

AI-powered SOC platform for MDR services with automation and transparency

Managed Detection and Response

Compare

Mead Cyber Security Control Room

Security monitoring service for IT risk assessment and security posture mgmt

Managed Detection and Response

Compare

RedLegg MDR Complete

MDR service combining EDR and SIEM monitoring with threat analysis and response

Managed Detection and Response

Compare

UncommonX MDR for Healthcare

MDR service for healthcare orgs with exposure mgmt platform and 24/7 SOC

Managed Detection and Response

Compare

UncommonX 24/7 Managed SOC

24/7 managed SOC service for threat monitoring and remediation

Managed Detection and Response

Compare

Group-IB Managed XDR

Managed XDR service with 24/7 threat detection, hunting, and response

Managed Detection and Response

Compare

24/7 managed detection and response service for cloud and modern environments

Managed Detection and Response

Compare

COGNNA Smart MDR

AI-powered MDR service with 24/7 expert support and compliance reporting

Managed Detection and Response

Compare

Red Canary Managed Detection and Response

24x7 MDR service for threat detection across endpoints, identities, and cloud

Managed Detection and Response

Compare

MDR service with automated triage, containment, and user interaction

Managed Detection and Response

Compare

24/7 MDR service with threat hunting and incident response capabilities

Managed Detection and Response

Compare

Field Effect MDR Endpoint

MDR service providing endpoint protection with 24/7 SOC monitoring & response

Managed Detection and Response

Compare

24/7 managed SOC providing threat detection, investigation, and response.

Managed Detection and Response

Compare

Critical Start MOBILESOC

Mobile iOS/Android app for SOC alert triage, threat response & risk mgmt.

Managed Detection and Response

Compare

InfoSight SOCaaS and MDR

24x7 managed SOC service with MDR across cloud, on-prem, and OT/ICS.

Managed Detection and Response

Also compare alternatives to:

Daylight's MDR alternatives AhnLab Managed Detection & Response (MDR) alternatives Kaseya MDR services alternatives Vulneri SOC alternatives Attic MDR alternatives Huntress Managed Security Platform alternatives Huntress Managed EDR alternatives OpenText Threat Detection alternatives ThreatDown Managed Detection & Response (MDR) alternatives LevelBlue Cyber Advisory alternatives GoSecure Titan® Managed Extended Detection & Response (MXDR) alternatives Cipher xMDR alternatives

Compare Critical Start Cortex XDR with MDR with:

Critical Start Cortex XDR with MDR vs Daylight's MDR Critical Start Cortex XDR with MDR vs AhnLab Managed Detection & Response (MDR)Critical Start Cortex XDR with MDR vs Kaseya MDR services Critical Start Cortex XDR with MDR vs Vulneri SOC Critical Start Cortex XDR with MDR vs Attic MDR Critical Start Cortex XDR with MDR vs Huntress Managed Security Platform Critical Start Cortex XDR with MDR vs Huntress Managed EDR Critical Start Cortex XDR with MDR vs OpenText Threat Detection

Critical Start Cortex XDR with MDR Alternatives FAQ

Common questions security professionals ask when evaluating alternatives and competitors to Critical Start Cortex XDR with MDR.

What are the best alternatives to Critical Start Cortex XDR with MDR?

The most popular alternatives to Critical Start Cortex XDR with MDR include Daylight's MDR, AhnLab Managed Detection & Response (MDR), Kaseya MDR services, Vulneri SOC, and Attic MDR. These Managed Detection and Response tools offer similar capabilities and are frequently compared by security professionals evaluating their options.

How many alternatives to Critical Start Cortex XDR with MDR are available?

There are 48 alternatives to Critical Start Cortex XDR with MDR listed on CybersecTools, all within the Managed Detection and Response category. Each alternative is matched based on shared capabilities, tags, and NIST CSF coverage areas.

Is Critical Start Cortex XDR with MDR free or commercial?

Critical Start Cortex XDR with MDR is a commercial Managed Detection and Response tool. It requires a paid license or subscription. Both free and commercial alternatives are available for comparison.

What type of tool is Critical Start Cortex XDR with MDR?

Critical Start Cortex XDR with MDR is a Managed Detection and Response tool within the broader Security Operations category. It is used by security professionals for managed detection and response capabilities and can be compared against 48 similar tools.

Have more questions? Browse our categories or search for specific tools.

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