Tenable reveals intent to acquire Apex Security


Eve Goode
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Tenable Holdings has announced its intent to acquire Apex Security, an innovator in securing the expanding AI attack surface.
The acquisition
Tenable believes the acquisition will strengthen its ability to help organisations identify and reduce cyber-risk in a world increasingly shaped by artificial intelligence.
Generative AI tools and autonomous systems are rapidly expanding the attack surface and introducing new risks — from shadow AI apps and AI-generated code to synthetic identities and ungoverned cloud services.
Tenable AI Aware
In 2024, Tenable launched Tenable AI Aware which already helps thousands of organisations detect and assess AI usage across their environments.
Adding Apex capabilities will expand on that foundation — adding the ability to govern usage, enforce policy and control exposure across both the AI that organisations use and the AI they build.
The company highlights that this move reinforces its long-standing strategy of delivering scalable, unified exposure management as AI adoption accelerates.
“Eliminating them before they can be exploited”
Steve Vintz, Co-CEO and CFO, Tenable explained: “AI dramatically expands the attack surface, introducing dynamic, fast-moving risks most organisations aren’t prepared for.
“Tenable’s strategy has always been to stay ahead of attack surface expansion, not just managing exposures, but eliminating them before they can be exploited,” Vintz added.
“Now is the moment to get ahead”
Mark Thurmond, Co-CEO, Tenable stated: “As organisations move quickly to adopt AI, many recognise that now is the moment to get ahead of the risk before large-scale attacks materialise.
“Apex delivers the visibility, context and control security teams need to reduce AI-generated exposure proactively.”
Thurmond continued: “It will be a powerful addition to the Tenable One platform and a perfect fit for our pre-emptive approach to cybersecurity.”
Apex Security
Founded in 2023, Apex attracted early interest from CISOs and top investors, including:
- Sam Altman (OpenAI)
- Clem Delangue (Hugging Face)
- Venture capital firms Sequoia Capital and Index Ventures
The company says that it quickly emerged as an innovator in securing the use of AI by developers and everyday employees alike, addressing the growing need to manage usage, enforce policy and ensure compliance at scale.
“The most strategic approach”
Matan Derman, CEO and Co-Founder, Apex Security commented: “The AI attack surface is deeply intertwined with everything else organisations are already securing.
“Treating it as part of exposure management is the most strategic approach. We’re excited to join forces with Tenable to help customers manage AI risk in context — not as a silo, but as part of their broader environment,” Derman concluded.