ZeroFOX, formerly Riskive, is a cybersecurity company that provides enterprises AI-powered protection, intelligence and disruption to identify and dismantle external threats across the public attack surface.

The ZeroFox Platform delivers proactive intelligence to disrupt phishing, impersonations, malicious domains and data leakage across the public, deep and dark web.

ZeroFOX was created in 2013 by James C. Foster and Evan L. Blair. The company is headquartered in Baltimore, Maryland, with offices in Chile, UK and India.


The ZeroFox Platform combines advanced AI-driven analysis to detect complex threats on the surface, deep and dark web, fully managed threat intelligence services with threat analysts that become an extension of your team, and automated remediation to effectively disrupt threats.


The patented ZeroFox Platform technology processes and protects millions of posts, messages and accounts daily across the social and digital landscape, spanning LinkedIn, Facebook, Slack, Instagram, Pastebin, YouTube, mobile app stores, domains, cloud-based email and more.


ZeroFox acquired IDX, a leading digital privacy protection and data breach response services company. Together, IDX and ZeroFox will serve nearly 2,000 customers including five of the Fortune Top 10 and the largest companies in media, technology, retail and energy.


ZeroFOX is backed by Intel Capital, NEA, Highland Capital Partners, Monarch Alternative Capital, Redline Capital Management, Hercules Capital, Victory Park Capital, Corbin Capital, and others. The company has raised a total of $154.2M to date. ZeroFox goes public in $1.4B SPAC deal on Dec 20, 2021. Transaction includes $170M in financing.



  • Year founded: 2013
  • Funding Info: $154.2M over 4 Rounds (Latest Funding Type: Series D)
  • Yearly Revenue: $50M-$100M (2019)
  • Employee Size: 501-1,000
  • Business Valuation: Valued at $1.4B in SPAC deal on Dec 20, 2021
  • City/Town: Baltimore
  • State: Maryland
  • Country: United States
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