G2 Vendor Directory

D3 Security vs. ReliaQuest GreyMatter

A side-by-side comparison based on G2 review data.

MetricD3 Security

by D3 Security Management Systems

ReliaQuest GreyMatter

by ReliaQuest

Overall rating4.24.7
Review count6920
Ease of use8.99.0
Ease of setup7.98.7
Quality of support9.29.2
Meets requirements9.09.2
NPS40.62585
Small Business24.6%29.4%
Mid-Market27.5%47.1%
Enterprise47.8%23.5%
Total page views218535
Total LLM citations5032,209

D3 Security

D3 stands at the forefront of AI-powered security, providing real-time, autonomous SOC solutions that help organizations stay ahead of cyber threats. By merging autonomous investigation and triage with AI-guided remediation, D3 is delivering AI-powered, human-led cyber security solutions. Morpheus is D3 Security’s fully autonomous SOC solution that triages, investigates, and responds to every alert, 24/7. Morpheus covers 100% of your alerts — no exceptions — so your team never has to choose between chasing false positives or risking a breach.

Pros

    ReliaQuest GreyMatter

    ReliaQuest’s agentic AI security operations platform, GreyMatter, allows security teams to detect threats at the source, contain them in under 5 minutes, and eliminate Tier 1 and Tier 2 work for faster investigation and response. GreyMatter orchestrates 6 agentic AI personas with 200+ agent skills and 400+ AI tools to exponentially scale security operations and help organizations predict what's next.

    Pros

    • Features
    • Customer Support
    • Centralized Management
    • Ease of Use
    • Easy Integrations
    • Integrations