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    Overview
    ProductRatingMost Used ByProduct SummaryStarting Price

    Nucleus Security

    N/AN/ANucleus is a platform that automates vulnerability analysis, prioritization and response, to help organizations make better risk decisions and mitigate vulnerabilities.

    $13

    per year per device- max. 1000

    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
    Pricing
    Nucleus SecurityVulcan Cyber (discontinued)
    Editions & Modules
    No answers on this topic
    No answers on this topic
    Offerings
    Pricing Offerings
    Nucleus SecurityVulcan Cyber (discontinued)
    Free Trial
    YesNo
    Free/Freemium Version
    NoNo
    Premium Consulting/Integration Services
    NoNo
    Entry-level Setup FeeNo setup feeNo setup fee
    Additional Details
    More Pricing Information
    Community Pulse
    Nucleus SecurityVulcan Cyber (discontinued)
    Considered Both Products
    Nucleus Security
    No answer on this topic
    Discontinued Products
    Chose Vulcan Cyber (discontinued)
    Nucleus Security was missing some connectors and was more focused on risk prioritization than ticketing automation.

    Seemplicity had a different billing method that may have ended up being more expensive. Also a younger app.
    Incentivized
    Chose Vulcan Cyber (discontinued)
    Vulcan Cyber has a more mature platform catered for enterprise customers compared to Nucleus. The very close support and attention to detail of the Vulcan sales and technical team also helped in answering any possible question we had about the platform or take note of our …
    Incentivized
    Chose Vulcan Cyber (discontinued)
    The competitors were either more complex to implement or higher cost for similar capabilities.
    Incentivized
    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
    Features
    Nucleus SecurityVulcan Cyber (discontinued)
    Threat Intelligence
    Comparison of Threat Intelligence features of Nucleus Security and Vulcan Cyber (discontinued)
    Feature
    Nucleus Security
    -
    Ratings
    Vulcan Cyber (discontinued)
    7.9
    11 Ratings
    2% below category average
    Network Analytics00 Ratings7.77 Ratings
    Vulnerability Classification00 Ratings8.210 Ratings
    Automated Alerts and Reporting00 Ratings7.411 Ratings
    Threat Analysis00 Ratings8.05 Ratings
    Automated Threat Identification00 Ratings8.011 Ratings
    Vulnerability Management Tools
    Comparison of Vulnerability Management Tools features of Nucleus Security and Vulcan Cyber (discontinued)
    Feature
    Nucleus Security
    -
    Ratings
    Vulcan Cyber (discontinued)
    7.4
    11 Ratings
    12% below category average
    IT Asset Realization00 Ratings8.28 Ratings
    Configuration Monitoring00 Ratings6.43 Ratings
    Vulnerability Intelligence00 Ratings7.411 Ratings
    Best Alternatives
    Nucleus SecurityVulcan Cyber (discontinued)
    Small Businesses
    No answers on this topic
    No answers on this topic
    Medium-sized Companies
    Tenable Nessus
    Score8.8 out of 10
    Tenable Nessus
    Score8.8 out of 10
    Enterprises
    Tenable Vulnerability Management
    Score8.9 out of 10
    Tenable Vulnerability Management
    Score8.9 out of 10
    All AlternativesView all alternativesView all alternatives
    User Ratings
    Nucleus SecurityVulcan Cyber (discontinued)
    Likelihood to Recommend
    -
    (0 ratings)
    7.1
    (12 ratings)
    Ease of integration
    -
    (0 ratings)
    7.0
    (10 ratings)
    User Testimonials
    Nucleus SecurityVulcan Cyber (discontinued)
    Likelihood to Recommend
    Nucleus Security
    No answers on this topic
    Discontinued Products
    It's really challenging at times to contend with multiple vulnerabilities on a daily basis, and having a way to make sense of what actually needs to be prioritized and what can be shifted further down the task list is extremely helpful. Because the solution suggests what your next step should be in mitigating a specific vulnerability, it helps us save time and research by enabling us to immediately take action after being informed about an issue.
    Incentivized
    Read full review
    Pros
    Nucleus Security
    No answers on this topic
    Discontinued Products
    • Identifies vulnerabilities and they are easily understood.
    • Easy to identify remedies in an instant.
    • Campaign feature is a true time saver
    • Our CSM, Nino, is the best I have ever worked with!
    Incentivized
    Read full review
    Cons
    Nucleus Security
    No answers on this topic
    Discontinued Products
    • Deduping of assets could be better.
    • The weighting of vulnerabilities is hard to describe to non technical executives.
    • The Business Groups and Tagging needs improvement. Or at least allow tags to be removed if not needed. Now they are static from the API feed.
    Incentivized
    Read full review
    Alternatives Considered
    Nucleus Security
    No answers on this topic
    Discontinued Products
    I wasn't here at the time when the company compared different vulnerability management platforms so I'm not sure on the reasoning and difference between the 2. It could be that the team went through different choices and found Vulcan to be the best fit. It's hard for me to say why Vulcan was specifically chosen
    Incentivized
    Read full review
    Return on Investment
    Nucleus Security
    No answers on this topic
    Discontinued Products
    • Allows much better prioritizing of which assets are most vulnerable
    • Allow a better understanding of what assets are actually under real threat vs. what is assumed to be vulnerable, but the real world fact is the system would be hard to reach internally, so it's not as vulnerable.
    Incentivized
    Read full review
    ScreenShots

    Nucleus Security Screenshots

    Screenshot of Nucleus Security