Tenable Holdings, Inc.

https://www.tenable.com

Tenable Holdings, Inc. is a cybersecurity company specializing in exposure management, a discipline focused on identifying, understanding, and closing cybersecurity gaps that can erode business value, reputation, and trust. Founded in 2002, the company began by providing vulnerability management solutions, notably with its Nessus software. Tenable's mission is to help organizations globally understand and reduce their cyber risk. The company's headquarters are located in Columbia, Maryland, USA.

Key offerings include the Tenable One Exposure Management Platform, which unifies security visibility, insight, and action across various attack surfaces. This platform integrates solutions such as Tenable.io for cloud-based vulnerability management, Tenable.sc for on-premises vulnerability management, Tenable.ot for operational technology (OT) security, and Tenable.ad for Active Directory security. The company's portfolio addresses risk across modern IT, cloud, AI, identity, third-party, web applications, and OT environments. Tenable serves a broad customer base, including approximately 44,000 organizations globally, with 65% of the Fortune 500 among its clients.

In recent news, Tenable announced strong financial results for Q1 2026, driven by the adoption of its AI-powered Tenable One platform. The company introduced Tenable Hexa AI in March 2026 to automate exposure management workflows and launched an OT asset discovery engine in mid-April 2026 to enhance visibility into cyber-physical risks. Leadership includes Co-CEOs Steve Vintz and Mark Thurmond, with Dino DiMarino appointed Chief Revenue Officer in March 2026. Tenable is recognized as a leader in exposure management by industry analysts, holding a significant market share in worldwide device vulnerability and exposure management.

Latest updates

Tenable's Q1 Profit Surge Masks Growth Slowdown, AI Push

Event summary

  • Tenable reported Q1 2026 revenue of $262.1 million, a 9.6% year-over-year increase.
  • The company achieved a GAAP operating margin of 3.3%, a significant improvement from -7.4% in Q1 2025.
  • Tenable introduced Hexa AI, an agentic AI engine, and added 406 new enterprise platform customers.
  • The company repurchased $130 million in shares during the quarter.

The big picture

Tenable's Q1 results highlight a shift in the cybersecurity landscape, with AI-driven solutions becoming increasingly critical. The company's improved profitability is encouraging, but the slowing revenue growth suggests increased competitive pressure. The introduction of Hexa AI is a strategic bet on the future, but its success will determine Tenable’s ability to maintain its position in a rapidly evolving market.

What we're watching

Growth Sustainability
The 9.6% revenue growth represents a deceleration from previous periods, and the company needs to demonstrate its ability to maintain momentum amidst increasing competition in the AI-powered cybersecurity space.
Hexa AI Adoption
The success of Tenable's Hexa AI will hinge on its ability to drive customer adoption and demonstrate tangible value beyond existing exposure management capabilities.
Margin Management
While margins improved significantly, Tenable must carefully manage operating expenses as it invests in AI and platform innovation to ensure sustained profitability.

Tenable Reshapes Pricing to Combat AI-Driven Cybersecurity Strain

Event summary

  • Tenable is introducing new flexible pricing and packaging for new customers of its Tenable One Exposure Management Platform.
  • The new model offers tiered packages: 'Foundation' and 'Advanced', designed for varying levels of program maturity.
  • Tenable’s “count once” licensing allows customers to deploy sensors on a single asset and be charged only once.
  • The changes are specifically targeted at addressing the increasing volume of exposures accelerated by AI.

The big picture

Tenable's move signals a recognition of the escalating pressure on security teams, exacerbated by the rapid proliferation of vulnerabilities and the accelerating pace of exploitation driven by AI. The shift to flexible pricing aims to lower barriers to adoption and address the fragmentation that has historically plagued the exposure management market. This strategy is a direct response to the increasing complexity and urgency of cybersecurity in an AI-dominated landscape, and could represent a broader trend toward outcome-based pricing in the security software sector.

What we're watching

Adoption Rate
The success of this pricing shift hinges on its ability to drive new customer acquisition and reduce the historically complex procurement process, which will be a key indicator of its effectiveness.
Competitive Response
Other cybersecurity vendors will likely observe Tenable’s move and may adjust their own pricing models to remain competitive, potentially triggering a broader industry shift.
AI Integration
The stated link between AI-driven exposure discovery and the need for flexible pricing will require ongoing validation; Tenable must demonstrate how its platform leverages AI to justify the pricing tiers.

Tenable Integrates OT Discovery, Signals Shift in Cyber-Physical Security

Event summary

  • Tenable has integrated Operational Technology (OT) asset discovery into its existing vulnerability management platform, Tenable One.
  • Early adopters uncovered between 100 and 1000+ previously unknown OT assets, many with critical vulnerabilities.
  • More than half of Chief Information Security Officers (CISOs) now hold responsibility for OT security.
  • Tenable also offers Tenable OT Security, a more comprehensive OT/IT security solution.
  • Gartner recently positioned Tenable as a Challenger in the CPS Protection Platforms Magic Quadrant.

The big picture

Tenable's move reflects the growing convergence of IT and OT environments, and the increasing recognition of cyber-physical systems as a significant attack vector. The company is attempting to capitalize on the operational imperative for cohesive exposure management, as highlighted by Gartner, by embedding OT discovery into its existing platform. This strategy aims to reduce friction for customers and expand Tenable’s total addressable market beyond traditional IT security.

What we're watching

Adoption Rate
The success of this integration hinges on how quickly existing Tenable customers adopt the new OT discovery capabilities, and whether it attracts new clients with OT security needs.
Competitive Response
Other cybersecurity vendors, particularly those focused on OT security, will likely accelerate their own integration efforts to counter Tenable’s move and retain market share.
Regulatory Impact
Increasing regulatory scrutiny of cyber-physical systems will continue to drive demand for solutions like Tenable’s, but also create pressure for ongoing compliance and reporting.

Tenable Bets on Agentic AI to Automate Security Response

Event summary

  • Tenable launched Hexa AI, an agentic AI engine integrated into its Tenable One exposure management platform.
  • Hexa AI aims to automate security workflows and accelerate risk reduction by orchestrating actions across various environments.
  • The platform leverages Tenable’s Exposure Data Fabric, a repository of contextualized exposure data.
  • Early customer trials, including a French-based manufacturer, report reclaiming up to two days a month per process through automation.
  • Hexa AI is currently available through a private program, with general availability expected later in 2026.

The big picture

The cybersecurity landscape is increasingly defined by AI-powered attacks and a shortage of skilled security professionals. Tenable’s Hexa AI represents a strategic shift towards agentic AI, aiming to automate complex workflows and reduce the burden on security teams. This move positions Tenable to capitalize on the growing demand for AI-driven security solutions, but also exposes them to increased competition and the risk of integration challenges.

What we're watching

Adoption Rate
The success of Hexa AI hinges on rapid adoption beyond the initial private program; slow uptake could indicate usability or integration challenges.
Competitive Response
Other security vendors will likely accelerate their own AI-driven automation efforts, potentially eroding Tenable’s competitive advantage if Hexa AI’s capabilities aren’t demonstrably superior.
Integration Complexity
The ability to seamlessly integrate Hexa AI across diverse IT, cloud, OT, and AI environments will be crucial for customer satisfaction and expansion of Tenable’s market reach.

Tenable Investor Day Signals AI-Driven Exposure Management Focus

Event summary

  • Tenable will host an Investor Day on May 21, 2026, in Boston.
  • The event follows Tenable EXPOSURE 2026, a conference focused on exposure management for the AI era.
  • Executives plan to discuss Tenable’s AI strategy, platform roadmap, and long-term financial targets.
  • Registration is required and space is limited for in-person attendance; the event will also be webcast.

The big picture

Tenable’s Investor Day underscores the increasing importance of exposure management in a rapidly evolving threat landscape, particularly as organizations grapple with the complexities of AI adoption. The company’s positioning as an ‘exposure management company’ signals a strategic shift beyond traditional vulnerability management, aiming to provide a more holistic view of security risk. This event provides a key opportunity to assess Tenable’s progress in translating this strategy into tangible business outcomes and market leadership.

What we're watching

AI Integration
The success of Tenable’s AI strategy will hinge on demonstrating tangible improvements in exposure management capabilities and quantifiable ROI for clients, beyond existing vulnerability management solutions.
Platform Adoption
The pace at which Tenable can expand platform adoption beyond its existing customer base will be a key indicator of its ability to capitalize on the growing demand for integrated security visibility.
Competitive Landscape
How Tenable differentiates its exposure management approach from competitors offering broader security solutions will determine its ability to maintain market share and pricing power.

Tenable Taps Seasoned CRO to Drive AI-Driven Exposure Management Growth

Event summary

  • Dino DiMarino has been appointed Chief Revenue Officer (CRO) of Tenable, effective immediately.
  • DiMarino succeeds Dave Feringa, who retired from Tenable.
  • DiMarino previously held CRO roles at Snyk, Qualys, and Mimecast, and served as CEO of AppViewX.
  • Tenable cites surging enterprise demand for exposure management and AI security as a driver for DiMarino’s appointment.

The big picture

Tenable’s move to appoint a seasoned CRO signals an acceleration of its growth strategy, particularly within the emerging field of AI-powered cybersecurity. The company is positioning itself to capitalize on the expanding attack surface created by the proliferation of AI, but faces the challenge of maintaining momentum in a competitive market. DiMarino’s experience suggests a focus on aggressive expansion and potentially a shift in sales and partnership strategies.

What we're watching

Execution Risk
DiMarino’s track record is strong, but integrating a new CRO, especially one with experience at competitors, carries execution risk and potential for internal friction.
Market Dynamics
The stated focus on AI exposure management suggests Tenable is betting heavily on a specific, rapidly evolving niche; the company's success hinges on accurately anticipating and adapting to shifts in the threat landscape.
Growth Sustainability
Tenable’s ambition for ‘hyper-growth’ requires sustained investment and potentially aggressive pricing strategies, which could impact long-term profitability if market conditions change.

Tenable Earns Challenger Status in Gartner's CPS Protection Platform Assessment

Event summary

  • Tenable has been positioned as a Challenger in Gartner’s 2026 Magic Quadrant for CPS Protection Platforms.
  • The report highlights the growing importance of CPS protection platforms due to the increasing interconnectedness of cyber-physical systems.
  • Tenable’s AI-powered platform, Tenable One, integrates OT data to provide a unified view of risk across IT, cloud, and cyber-physical systems.
  • Tenable was previously recognized as a Leader in the 2025 Gartner Magic Quadrant for Exposure Assessment Platforms and identified as the 'Company to Beat' for AI-powered exposure assessment.
  • The report was published on March 3, 2026, with the full report available via a link on Tenable’s website.

The big picture

The Gartner report underscores the growing recognition of cyber-physical systems as a critical attack vector, driven by the increasing digitization of industries like manufacturing, energy, and utilities. Tenable’s Challenger positioning suggests it’s well-placed to capitalize on this trend, but faces competition from established players. The move to integrate OT data into a broader exposure management platform reflects a shift towards holistic cybersecurity approaches, moving beyond traditional IT security silos.

What we're watching

Market Adoption
The pace at which organizations adopt CPS protection platforms will depend on the increasing frequency and severity of attacks targeting critical infrastructure, potentially accelerating demand for Tenable's solutions.
Competitive Landscape
How Tenable differentiates itself from competitors in the Challenger quadrant will be crucial, particularly regarding the depth of OT integration and the effectiveness of its AI-powered capabilities.
Integration Strategy
Tenable’s ability to effectively integrate its OT security capabilities within its broader exposure management platform will determine its long-term success and ability to expand its market share.

Tenable Stakes Claim as AI-Era Cybersecurity Conference Leader

Event summary

  • Tenable is hosting EXPOSURE 2026, a three-day conference focused on exposure management in the AI era, in Boston from May 19-21, 2026.
  • The conference will feature sessions for CISOs, security practitioners, and those focused on AI security, including Gartner analyst Mitchell Schneider.
  • EXPOSURE 2026 includes an immersive training day covering foundational principles and hands-on experience.
  • Tenable’s Co-CEOs, Chief Product Officer, Chief Technology Officer, and Chief Security Officer will be featured speakers.

The big picture

The rapid proliferation of AI tools and interconnected systems has dramatically expanded the attack surface, creating a critical need for proactive exposure management. Tenable’s conference signals a formalization of this emerging discipline and a bet that security teams will prioritize unified visibility and automated response. This move positions Tenable to capture a significant share of the growing cybersecurity market, but also highlights the increasing complexity and urgency of securing AI-driven environments.

What we're watching

Market Positioning
Tenable’s aggressive move to brand itself as the central authority on AI-era exposure management could solidify its market leadership, but also invites competition and scrutiny of its methodology.
Customer Adoption
The success of EXPOSURE 2026 will hinge on attracting and retaining a diverse audience, indicating the broader adoption of Tenable’s exposure management framework beyond its existing customer base.
AI Integration
How Tenable integrates AI into its exposure management platform, and the demonstrable value it delivers, will be critical to justifying the conference’s focus and attracting future investment.

AI Integration Fuels Cybersecurity Exposure Gap, Tenable Report Finds

Event summary

  • Tenable's 2026 Cloud and AI Security Risk Report reveals a growing 'AI exposure gap' where cyber risks are outpacing remediation efforts.
  • 70% of organizations have integrated third-party AI packages without central security oversight, and 13% have deployed packages with a history of compromise.
  • 18% of organizations grant AI services administrative permissions with infrequent auditing, creating a significant attack vector.
  • Non-human identities (AI agents, service accounts) now represent a higher risk (52%) than human users (37%).
  • 65% of organizations possess unused cloud credentials ('ghost secrets'), with 17% tied to administrative privileges.

The big picture

Tenable's findings highlight a critical misalignment between the rapid adoption of AI and the maturity of security practices. The 'AI exposure gap' represents a systemic risk across industries, as organizations struggle to secure increasingly complex and interconnected cloud environments. This trend underscores the growing need for proactive exposure management strategies that extend beyond traditional vulnerability scanning to encompass AI-specific risks and supply chain vulnerabilities.

What we're watching

Governance Dynamics
The lack of centralized security oversight for AI integrations will likely draw increased scrutiny from boards and regulators, potentially impacting AI adoption timelines.
Supply Chain Resilience
The prevalence of vulnerable third-party code packages will force organizations to invest more heavily in software supply chain security tools and processes, increasing costs and complexity.
Identity Evolution
The rising risk associated with non-human identities will necessitate a shift towards more granular, AI-driven identity governance solutions, potentially displacing legacy identity management systems.

Tenable Claims 'Company to Beat' in Gartner AI Exposure Assessment

Event summary

  • Tenable has been recognized by Gartner as the 'Current Company to Beat' in AI-powered exposure assessment, according to a December 2025 report.
  • Gartner credits Tenable's position to its combination of vulnerability assessment, asset discovery, third-party telemetry ingestion, and AI.
  • Tenable attributes its success to its 'Tenable One' platform, which aims to unify and contextualize risk exposure data.
  • The report highlights Tenable's strategy of creating a 'pane of glass' for exposure data to improve AI analysis and remediation workflows.
  • Tenable's CTO, Vlad Korsunsky, emphasizes the importance of leveraging AI for both defense and securing AI itself.

The big picture

The Gartner recognition underscores the growing importance of AI in cybersecurity, with exposure assessment becoming increasingly reliant on automated analysis and threat prioritization. Tenable's success highlights a shift away from traditional vulnerability management towards a more holistic, risk-aware approach. This validation positions Tenable to capitalize on the expanding market for AI-powered security solutions, but also intensifies competition within a rapidly evolving landscape.

What we're watching

Competitive Response
Other cybersecurity vendors will likely accelerate their AI initiatives to challenge Tenable's position, potentially leading to increased price pressure and feature parity.
Client Adoption
The pace at which Tenable can convert Gartner's endorsement into increased enterprise adoption of 'Tenable One' will determine the long-term impact on revenue growth.
Data Dependency
How effectively Tenable manages the increasing volume and complexity of data ingested into its platform will be critical to maintaining its AI-driven advantage.

Tenable Broadens Exposure Management to Address Growing AI Security Risks

Event summary

  • Tenable released Tenable One AI Exposure on January 27, 2026, expanding its exposure management platform to include AI-related risks.
  • The new offering aims to address the 'AI Exposure Gap,' a lack of visibility and governance around AI usage within organizations.
  • Tenable claims its platform continuously discovers AI across environments, providing a risk-aware view of AI operations.
  • Gartner recognized Tenable as the 'company to beat' for AI-Powered Exposure Assessment in December 2025.
  • Tenable was also positioned as a Leader in Gartner’s 2025 Magic Quadrant for Exposure Assessment Platforms.

The big picture

The emergence of AI-powered security solutions reflects the escalating complexity of modern cyber risk management. As AI becomes more pervasive across business functions, organizations are facing a new class of vulnerabilities and governance challenges. Tenable's move to incorporate AI exposure management into its existing platform positions it to capitalize on this growing market, but also underscores the increasing pressure on security vendors to adapt to rapidly evolving threats.

What we're watching

Adoption Rate
The success of Tenable One AI Exposure hinges on rapid adoption, as organizations grapple with increasingly complex AI deployments and associated risks; slow uptake could indicate a lack of perceived value or integration challenges.
Competitive Landscape
While Gartner positioned Tenable favorably, competition in the AI security space is intensifying, and Tenable must demonstrate a clear differentiation in functionality and ROI to maintain its lead.
Integration Depth
The platform's ability to integrate with diverse AI tools and workflows will be crucial; limited integration could restrict its utility and adoption within organizations with heterogeneous AI environments.

Tenable Earns Top Customer Recognition in Growing CNAPP Market

Event summary

  • Tenable has been recognized as a 'Customers’ Choice' in Gartner’s 2025 Peer Insights for Cloud-Native Application Protection Platforms (CNAPPs).
  • The recognition is based on 71 reviews as of October 2025, with an overall rating of 4.8 out of 5 and an 88% willingness to recommend.
  • Tenable’s CNAPP solution boasts a unified platform approach, aiming to break down security silos and provide comprehensive visibility.
  • The 'Customers’ Choice' distinction requires vendors to exceed market average scores for both User Interest/Adoption and Overall Experience.

The big picture

The recognition validates Tenable’s strategic shift towards exposure management and its unified platform approach in a rapidly expanding cloud security market. CNAPPs are becoming increasingly vital as organizations grapple with the complexity of securing cloud-native environments, and Gartner’s endorsement provides a significant boost to Tenable’s market position. However, the crowded nature of the CNAPP space means Tenable must continually demonstrate value to retain and attract customers.

What we're watching

Market Saturation
The CNAPP market is described as 'saturated,' suggesting Tenable's success hinges on continued differentiation and customer retention amidst increased competition.
Platform Adoption
The reliance on the 'Tenable One' platform for CNAPP integration indicates that broader adoption of the platform will be critical for continued CNAPP success.
Customer Retention
While the current customer satisfaction is high, maintaining this level will be crucial as the CNAPP market matures and alternative solutions emerge.

Tenable Taps Microsoft Security Chief to Drive AI-Powered Exposure Management

Event summary

  • Vlad Korsunsky, former Corporate Vice President of Cloud and Enterprise Security at Microsoft, has been appointed Chief Technology Officer (CTO) of Tenable.
  • Korsunsky will also serve as Managing Director of Tenable Israel, overseeing the company’s innovation center in Tel Aviv.
  • He succeeds the previous CTO and reports directly to Tenable’s co-CEO, Steve Vintz.
  • Korsunsky’s responsibilities include leading Tenable’s technical vision, platform strategy, and AI strategy, specifically focusing on the Tenable One Exposure Management Platform.
  • He brings over 25 years of experience in software engineering and cybersecurity, including a decade at Microsoft.

The big picture

Tenable’s appointment of Korsunsky signals a heightened focus on AI-driven security solutions, reflecting the broader industry shift towards proactive threat management and the increasing sophistication of cyberattacks. Korsunsky’s experience building and leading Microsoft’s cloud and enterprise security businesses suggests Tenable intends to aggressively compete in the rapidly evolving exposure management market. The move also underscores the importance of Israeli cybersecurity talent and innovation to global security firms.

What we're watching

AI Integration
The success of Korsunsky’s tenure will hinge on his ability to effectively integrate AI capabilities into Tenable’s exposure management platform, given the increasing complexity of modern attacks and the rising demand for AI risk management solutions.
Israel Innovation
The expansion of Tenable’s Israel Innovation Center suggests a strategic focus on leveraging Israeli talent and technology, and the impact of geopolitical events on this operation warrants monitoring.
Platform Evolution
How Korsunsky balances the breadth of Tenable’s existing coverage with the need for deeper, more specialized exposure management capabilities will determine the platform’s competitive positioning against emerging players.
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