ReliaQuest GreyMatter vs. Vulcan Cyber (discontinued)
| Product | Rating | Most Used By | Product Summary | Starting Price |
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ReliaQuest GreyMatter | Score10 out of 10 | N/A | ReliaQuest offers Open XDR-as-a-Service via ReliaQuest GreyMatter, a cloud-native Open XDR platform that brings together telemetry from any security and business solution—on-premises, in one or multiple clouds--to unify detection, investigation, response and resilience. ReliaQuest combines technology and 24/7/365 security expertise to give organizations the visibility and coverage they require to make their cybersecurity program more effective. ReliaQuest, headquartered in Tampa, boasts hundreds… | N/A |
Vulcan Cyber (discontinued) | Score7.4 out of 10 | Mid-Size Companies (51-1,000 employees) | Vulcan Cyber was an exposure and vulnerability risk mitigation platform, acquired by Tenable in early 2025. The product is no longer available for sale, and functionality has been integrated into the Tenable One Exposure Management platform's vulnerability solution. | N/A |
| ReliaQuest GreyMatter | Vulcan Cyber (discontinued) | |||||||||||||||
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| Editions & Modules | No answers on this topic | No answers on this topic | ||||||||||||||
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| Entry-level Setup Fee | No setup fee | No setup fee | ||||||||||||||
| Additional Details | — | — | ||||||||||||||
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| ReliaQuest GreyMatter | Vulcan Cyber (discontinued) | |
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| Considered Both Products | No answer on this topic | No answer on this topic |
| Key User Insights | ||
| Would buy again | ||
No answers on this topic | 100% Would buy again 12 Answers | |
| Delivers good value for the price | ||
No answers on this topic | 100% Delivers good value for the price 9 Answers | |
| Happy with the feature set | ||
No answers on this topic | 100% Happy with the feature set 12 Answers | |
| Lived up to sales and marketing promises | ||
No answers on this topic | 83% Lived up to sales and marketing promises 5 Answers | |
| Implementation went as expected | ||
No answers on this topic | 83% Implementation went as expected 5 Answers | |
| ReliaQuest GreyMatter | Vulcan Cyber (discontinued) | |||||||||||||||||||
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| ReliaQuest GreyMatter | Vulcan Cyber (discontinued) | |
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| Small Businesses | No answers on this topic | No answers on this topic |
| Medium-sized Companies | No answers on this topic | Tenable Nessus Score8.8 out of 10 |
| Enterprises | No answers on this topic | Tenable Vulnerability Management Score8.9 out of 10 |
| All Alternatives | View all alternatives | View all alternatives |
| ReliaQuest GreyMatter | Vulcan Cyber (discontinued) | |
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| Likelihood to Recommend | 7.0 | 7.1 |
| Ease of integration | - | 7.0 |
| ReliaQuest GreyMatter | Vulcan Cyber (discontinued) | |
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