Publisher

Tenable

Tenable licenses almost every product per asset, with a product-specific asset definition (assessed host, IP address, FQDN, enabled user, OT device), progressive pricing and a 90-day reclamation window, while Tenable Nessus is sold as a per-scanner annual subscription; all products sit under the Tenable Master Agreement.

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Overview articleTenable licensingTenable licenses almost every product per asset, with a product-specific asset definition (assessed host, IP address, FQDN, enabled user, OT device), progressive pricing and a 90-day reclamation window, while Tenable Nessus is sold as a per-scanner annual subscription; all products sit under the Tenable Master Agreement.Cited · Edited 2026-09-30 · 17 references

Guides

Tenable One licensingCited · Edited 2026-09-30

Tenable Vulnerability Management and Web App Scanning licensingCited · Edited 2026-09-30

Tenable Security Center, Nessus and OT licensingCited · Edited 2026-09-30

Tenable Master Agreement, audit and complianceCited · Edited 2026-09-30

Licensing Data

From the Tenable catalog: how usage is counted, the rules that apply, the programs licences are bought through and the SKUs. Backed by 68 verbatim excerpts from 22 Tenable documents.

Metrics 13

AI Exposure user (Highest Count)User Asset (IP address or UUID, Tenable Security Center)Asset Billable asset (Tenable One Cloud Exposure)Asset Detected device IP address (OT Exposure)Device Enabled user (Identity Exposure)Identity FQDN (Web App Scanning)Other Image:tag combination (Container Security, Enclave)Other Licensed asset (Tenable One Vulnerability Management)Asset

Rules 45

AI Exposure bills the largest single application user countCounting All products except Nessus are licensed per asset with progressive pricingCounting ASM within Tenable One: assets billable on creation in VMCounting Assignment needs consent and a License Assignment Request FormTransfer Click-through renewals take the then-current termsTerm / renewal Cloud licence expiry blocks sign-in; 30-day warningTerm / renewal Cloud products: elastic overage with staged reduction at 3, 15 and 30 daysCompliance Compliance review of Software usage at most once per yearAudit

Programs 9

Nessus Essentials and Essentials Plus (non-commercial)Community license Tenable evaluation licenceEvaluation Tenable Managed Security Services Provider AddendumPartner Tenable Not For Resale (NFR) licenceNon-production license Tenable One AdvancedSubscription tier Tenable One FoundationSubscription tier Tenable One PCI ASV Standard and Enterprise tiersSubscription tier Tenable One ratio-based licensing (legacy)Subscription umbrella

SKUs 11

Nessus Advanced SupportCited Nessus Fundamentals On-Demand TrainingCited Tenable Nessus Essentials PlusCited Tenable Nessus Expert - 1 yearCited Tenable Nessus Expert - 2 yearsCited Tenable Nessus Expert - 3 yearsCited Tenable Nessus Professional - 1 yearCited Tenable Nessus Professional - 2 yearsCited

Products

All 26 Products

Vulnerability Management Software 18

Tenable Enclave Security, Tenable Hexa AI, Tenable Nessus, Tenable Nessus Expert, Tenable Nessus Manager, Tenable Nessus Professional, Tenable One (ratio-based), Tenable One Advanced, and 10 more

Application Security Software 3

Tenable Container Security, Tenable One Web App Scanning, Tenable Security Center (Web App Scanning add-on)

Cloud Security Software 2

Tenable Cloud Security, Tenable One Cloud Exposure

Identity Management Software 2

Tenable Identity Exposure, Tenable One Identity Exposure

Industrial IoT Software 1

Tenable OT Security