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New York, New York, United StatesFounded 2023185+ employeesPrivate
$136M raisedSeries A· last: series b (Dec 2025)· 2 rounds

Adaptive Security is OpenAI’s investment for AI cyber threats. The company was founded in 2024 by serial entrepreneurs Brian Long and Andrew Jones. Adaptive has raised $50M+ from investors like OpenAI, a16z and executives at Google Cloud, Fidelity, Plaid, Shopify, and other leading companies. Adaptive protects customers from AI-powered cyber threats like deepfakes, vishing, smishing, and email spear phishing with its next-generation security awareness training and AI phishing simulation platform. With Adaptive, security teams can prepare employees for advanced threats with incredible, highly customized training content that is personalized for employee role and access levels, features open-source intelligence about their company, and includes amazing deepfakes of their own executives. Employees can take Adaptive training across mobile or desktop, and workforces rate Adaptive’s security awareness content an incredible 4.9/5 stars on average. Customers can measure the success of their training program over time with AI-powered phishing simulations. Hyper-realistic deepfake, voice, SMS, and email phishing tests assess risk levels across all threat vectors, including emerging surfaces like employee mobile devices. Adaptive simulations are powered by an AI open-source intelligence engine that gives clients visibility into how their company's digital footprint can be leveraged by cybercriminals. Today, Adaptive’s customers include leading global organizations like the MLB, Figma, Ramp, Lennar, and Nectar. The company has a world class NPS score of 94, among the highest in cybersecurity. To get an interactive self-guided preview of Adaptive’s platform, or talk to our team, visit https://www.adaptivesecurity.com.

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Adaptive Security is engineered to anticipate, prevent, and mitigate AI-powered threats before they materialize, and to keep organizations alert.

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