Turn Cyber Risk into Business Clarity
ArxNimbus helps CISOs, BISOs, and Boards quantify cyber exposure with actuarial precision, delivering clear financial metrics, not just alerts.
Audit-Ready Metrics: Show the board the real cost of cyber risk.
Actionable Insights & Observability Beyond the SIEM: Pinpoint exposures and prioritize investments.
Trusted by Leaders: DoD, top insurers, and 30+% of the S&P500 rely on our patented data engine.

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Empowering smart organizations to reduce cyber risk












REGULATOR-APPROVED. FINANCIALLY QUANTIFIED. BUSINESS-ALIGNED.
From Residual Risk to Measurable Results
Even with strong tools, SOCs, and remediation, residual cyber risk lingers and that risk is expensive. Budgets, priorities, and solutions must be aligned with business impact.
ArxNimbus builds a digital twin of your cyber program, mapped to leading industry frameworks — NIST, ISO 27001, MITRE ATT&CK — and trusted by top insurers.
With patented Thrivaca™ technology, you get financially quantified risk insights that connect compliance standards to measurable, board-ready outcomes.
Where industry standards meet financial clarity.
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POWERFUL FEATURES FOR REAL RESILIENCE
What your executives & board want to hear Balbix X-Analytics Risklens FAIR SAFE Axonius Wiz Splunk SIEM Kovrr CYE Vulcan Compliance riskmanagement
NIST-Approved Modern Risk Management
Increased trust and credibility in your risk management strategy, leading to enhanced protection and compliance with regulatory standards.
The ONE Solution in use by both Enterprise & Cyber Insurers
Streamlined processes that align with best practices, reducing the likelihood of cyber incidents and helping to lower insurance premiums.
Adherence to Actuarial Standards — Auditable & Traceable
Adhering to actuarial standards ensures that risk management practices are scientifically sound, transparent, and verifiable.
Monetary loss forecast to within 7-8% of real-world losses
More precise budgeting and risk mitigation strategies, minimizing financial surprises and enhancing overall business stability.
Largest library of Risk Profiles in business terms
Improved decision-making and stakeholder communication, as risks are described in a language that aligns with business objectives and priorities.
Sponsored by U.S. Strategic Command; Patented; Designed with top economists
Confidence in the robustness and strategic value of your cyber risk management approach, benefiting from cutting-edge insights and innovations in the field.
Thrivaca™: Next-Gen Cyber Risk Rating
Thrivaca™ delivers the first actuarial, data-driven valuation of digital risk — built for P&C, Auto, and Life insurers.
Key Advantages:
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Extensive Profiles: Thousands of companies in a refreshed library of cyber risk.
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Data-Driven Scoring: Benchmarked against industry trends and historical losses.
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Compliance + Threat Analysis: NIST and MITRE ATT&CK aligned.
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Underwriter Automation: Streamline quoting, risk selection, and capacity.
Outcome: Quote with precision, reduce loss exposure, and gain underwriting efficiency.
Thrivaca™: The Enterprise Cybersecurity GPS
Thrivaca™ translates cyber risk into financial terms, enabling boards and CISOs to make business-aligned decisions.
What Sets It Apart:
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Evolution of CRQ → ACRQ: From likelihood-only models to full actuarial risk quantification.
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Data-Driven Insights: Real-time benchmarking from 23 audited sources + thousands of real-world losses.
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Regulator-Approved: NIST-aligned, audit-ready, and trusted for Fortune 500 policies.
Outcome: Navigate complexity, prove cyber ROI, and manage risk in today’s threat environment.
TESTIMONIALS
What clients & industry say about ArxNimbus cybersecurity
"ArxNimbus technology provides key insights to the quantitative cyber risk results we should expect from solutions - this is a very useful effort."
"ArxNimbus has proven its ability to lift our cybersecurity and save us millions in risk recovery in the process. I thank you."
"ArxNimbus' Thrivaca platform provides us a far better understanding of our risks than we've had until now. This is exactly what we've needed."
SITUATION
$6.872 BILLION.
How the largest cyber loss in U.S. history was forecast - 1o months earlier...
Update to the Feb 2024 UnitedHealth Group Breach
SOLUTION
On 4/17/23, an ArxNimbus risk profile was completed on United Healthcare as part of a cyber insurance analysis. The risk profile projected a loss exposure of $7.87B.
IMPACT
What if this risk had been predicted within 8% – some 310 days earlier?
SITUATION
A $750mm medical diagnostics provider had implemented a series of conventional cybersecurity protections but was still uncertain of its risks. The board, CEO, and CFO were unable to determine their progress in eliminating risk, the amount to spend, and the remaining portion of the journey.
SOLUTION
The company brought in their MSP, who worked with ArxNimbus to implement a recurring Thrivaca Risk Profile. Utilizing company financials, historical losses, and actuarial (ACRQ) models, the company and management were able to see the total risk posture and value of potential strategies and options.
IMPACT
Over time, $22mm in cybersecurity risk was eliminated, and management approved a doubling of the cybersecurity budget. In the very next annual review, the CEO observed, “This is the first time I’ve felt I can be comfortable.”
FREE RESOURCE
Real consequences of being under-insured
(HINT: This is a silent business killer)
FREE RESOURCE
Transform Enterprise AI Risk Management: A Strategic Approach
FREE RESOURCE
Industry experts weigh in on the legacy "FAIR" model
SERVICE PLANS
Scale your cybersecurity at the pace of business
Thrivaca's quantitative analysis enables your organization to gain the leading data-driven cyber governance metrics within the comprehensive, patented platform to prioritize and optimize overall cybersecurity initiatives. Our service plans are all customizable to meet you where you are now and lead you where you need to be for real resilience. Contact us for the right-sized plan for you.
FAQs
Need clarification? #ACRQ #CRQ #riskmanagement #CSPM #CDR #CIEM #CWPP #DSPM #CASB #CMMC #ISO27001 #MITRE ATT&CK #NIST #ransomware #zero trust #cybersecurity #cyber insurance
What is actuarial cyber risk quantification (ACRQ)? How is it different than VaR/FAIR?
Advanced Actuarial Cyber Risk Quantification (ACRQ) applies proven actuarial science — the same math used in P&C, Auto, and Life insurance — to measure the true financial impact of cyber risk. Using mathematics, statistics, and financial theory, ACRQ transforms vulnerabilities, threats, and controls into board-ready dollar values that guide investment and risk decisions.
Unlike older models such as VaR or FAIR, which rely on static assumptions, subjective estimates, or outdated “likelihood” calculations, ACRQ delivers:
- Dynamic, Data-Driven Results: Real-time analysis across multi-source data, not opinion-driven spreadsheets.
- Regulator-Approved & Audit-Ready: Aligned with NIST, ISO, and MITRE frameworks
- Integrated With Enterprise Risk: Links cyber risk with overall business risk, supporting ERM and insurer-backed assessments
- Future-Proof: Adaptable to evolving threats, where static VaR/FAIR models from the 1990s simply can’t keep pace.
What is Thrivaca?
Thrivaca is our NIST-approved, actuarial-based technology platform that provides your risk profile score and mitigation action plans. It stands for THReats-RIsks-VulnerAbilities-CApabilities.
What is a good Cyber Risk Profile Score (or T-Score)?
850. Think of a Risk Profile Score like a Credit Score.
72% of 3,500+ organizations surveyed do not currently understand their risk exposure. Knowing your baseline risk score is fundamental to having a proactive cybersecurity posture. An 850 risk profile score is considered good (in an actuarial-based model - #ACRQ).
CISOs, in particular, benefit from understanding this metric for budget allocation influence.
Source: Ernst & Young Survey
What is the best way to secure budget for this cyber risk management solution?
A strong business case to leverage with your executive team:
On average, Thrivaca users are gaining cost takeout of over $6mm a year.
Ongoing unlimited risk profiles cost less than half the fees associated with just an annual risk assessment.
Clients find they are able to avoid additional regulatory costs and reduce cyber insurance premiums.
Where does the data come from?
Thrivaca™ combines your organization’s real inputs (CVEs, assets, controls, logs) with our actuarial intelligence (threat/vulnerability pairings, historical loss data, and regulatory frameworks). Together, this creates a normalized, regulator-aligned view of risk in financial terms.
Watch how the Thrivaca™ Engine works:
STAY AHEAD OF CYBER THREATS
Access to our monthly LIVE ‘RISK CALL’ & ‘CYBERWatch News’
From live sessions with industry leaders to timely, subscriber-only reports on the latest trends, you'll have everything you need —reliably sourced and digestible summaries —to safeguard your assets, reputation, and bottom line.
Don’t miss out on the tools that give you a competitive edge in managing and mitigating cyber risks.