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Nightfall AI

About

We founded Nightfall in 2018 with a simple belief: AI could make data loss prevention better, faster, and more accessible to every enterprise. Having seen firsthand how legacy solutions struggled to keep up at companies like Uber Eats, we knew there had to be a better way to protect sensitive data sprawled across cloud environments. We built our platform from the ground up with AI at its core, using machine learning to detect and classify data more accurately than traditional regex-based approaches.

Today, we help security teams put data loss prevention on autopilot across SaaS apps, generative AI tools, endpoints, and email. Our unified platform lets organizations discover, classify, and protect sensitive data like PII, PCI, and intellectual property without the noise and friction of legacy tools. We're proud to be backed by investors like Bain Capital Ventures and Venrock, and to work with customers ranging from innovative startups to Fortune 500 enterprises who trust us to help them secure their data while they focus on building their businesses.

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