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Our Story

Founded by computer scientists and cyber defense experts in 2016, Arx Nimbus is the global leader in cybersecurity risk management, delivering data-driven actuarial science models based on NIST, ISO, MITRE ATT&CK and leading insurance underwriting methodologies. Chartered by US Strategic Command in 2017, Arx Nimbus developed the first actuarial-based and NIST-aligned cyber risk management algorithm in collaboration with MITRE Corporation, KBR, and Johns Hopkins Applied Physics Lab. Working with our advisors including economists from the University of Chicago and the Actuarial Science Department at the University of Illinois, we continue to lead the top efforts in cyber risk research.

Awarded the international patent for actuarial-driven framework-compliant cyber risk analytics in 2019, we now provide Cyber Risk Profiles on 5,500 organizations across 748 industries. Over 20% of the Fortune 500 have Arx Nimbus derived risk profiles as a basis for their own cyber insurance program. In 2022, Pepperdine University selected Arx Nimbus as "Most Investible Company" from among a competitive field of over 3,000 organizations. In our mission to bring the most comprehensive and correct cyber risk management to every organization worldwide, we protect all sizes of public and private customers from $20mm to $170bn from adverse risks, while providing millions annually in cost recovery and risk reduction.