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Put two or three cybersecurity products side by side and see how they differ on deployment, pricing, features, integrations and compliance.

Critical Start MDRReliaQuest GreyMatter2 of 3 products
Critical Start logo

Critical Start MDR

by Critical Start

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ReliaQuest logo

ReliaQuest GreyMatter

by ReliaQuest

View product

Overview

What it is

Critical Start MDR

Looking for MDR software? Critical Start MDR by Critical Start provides human-led triage and MobileSOC alerts for threat detection. Compare features and alternatives.

ReliaQuest GreyMatter

ReliaQuest GreyMatter: MITRE ATT&CK mapping and continuous security validation. Built for unified security operations. Compare Security Operations alternatives.

Product type

Critical Start MDR

Managed Detection & Response (MDR)

ReliaQuest GreyMatter

Extended Detection and Response (XDR) & Open SecOps Platform

Best for

Critical Start MDR

Cross-industry, Mid-market, Enterprise, Healthcare, Banking, Retail, Technology

ReliaQuest GreyMatter

Financial Services, Healthcare, Retail, Technology, Manufacturing, Energy

Pricing

Pricing model

Critical Start MDR

Contact Vendor

ReliaQuest GreyMatter

Contact Vendor

Free trial

Critical Start MDR

Free trial: no

ReliaQuest GreyMatter

Free trial: yes

Deployment

Deployment options

Critical Start MDR

CloudHybrid

ReliaQuest GreyMatter

SaaSCloudHybrid

Deployment details

Critical Start MDR

Cloud Managed Service; Hybrid; Cloud Managed Service; Plano & Lehi SOCs

ReliaQuest GreyMatter

Cloud SaaS; Hybrid; Cloud SaaS; Hybrid Agent / Collector

Data residency

Critical Start MDR

United States

ReliaQuest GreyMatter

United States; European Union; United Kingdom; AWS Cloud Infrastructure

Key features

What it offers

Critical Start MDR

  • Trusted Behavior Registry
  • Deterministic alert auto-resolution
  • 60-minute contractual SLA
  • Human-led triage
  • MobileSOC alerts
  • Alert fatigue reduction
  • Rapid incident containment
  • 24/7 SOC escalation

ReliaQuest GreyMatter

  • Vendor-agnostic Open XDR architecture
  • Bi-directional API orchestration
  • Automated investigation playbooks
  • Continuous security validation
  • MITRE ATT&CK mapping
  • Unified security operations
  • Automated cross-tool incident response
  • EDR/SIEM telemetry correlation

Platform & access

API access

Critical Start MDR

API access: yes

ReliaQuest GreyMatter

API access: yes

Single sign-on (SSO)

Critical Start MDR

SSO: yes

ReliaQuest GreyMatter

SSO: yes

Role-based access (RBAC)

Critical Start MDR

RBAC: yes

ReliaQuest GreyMatter

RBAC: yes

Multi-tenant

Critical Start MDR

Multi-tenant: yes

ReliaQuest GreyMatter

Multi-tenant: yes

Mobile app

Critical Start MDR

Mobile app: yes

ReliaQuest GreyMatter

Mobile app: no

Supported platforms

Critical Start MDR

EndpointsCloud EnvironmentsIdentity ProvidersSIEM

ReliaQuest GreyMatter

Enterprise SIEMsEDR SolutionsMulti-Cloud WorkloadsIdentity Systems

Compliance

Critical Start MDR

SOC 2 Type IIISO 27001PCI DSSHIPAA

ReliaQuest GreyMatter

SOC 2 Type IIISO 27001GDPRHIPAANIST CSF

Integrations & coverage

Integrations

Critical Start MDR

CrowdStrikeMicrosoft DefenderSentinelSentinelOneSplunkPalo Alto

ReliaQuest GreyMatter

SplunkMicrosoft SentinelCrowdStrikeSentinelOnePalo Alto NetworksAWSAzure

Industries

Critical Start MDR

Cross-industryMid-marketEnterpriseHealthcareBankingRetail+1 more

ReliaQuest GreyMatter

Financial ServicesHealthcareRetailTechnologyManufacturingEnergy

Regions

Critical Start MDR

North AmericaGlobal

ReliaQuest GreyMatter

Global

Vendor

Company

Critical Start MDR

Critical Start

ReliaQuest GreyMatter

ReliaQuest

Headquarters

Critical Start MDR

Plano, Texas, USA

ReliaQuest GreyMatter

Tampa, Florida, USA

Company size

Critical Start MDR

201-500

ReliaQuest GreyMatter

1,001-5,000

Founded

Critical Start MDR

2012

ReliaQuest GreyMatter

2007

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