Cybersecurity

Tenable

Exposure management platform — vulnerability management, cloud security, OT, and attack surface across the enterprise.

Enterprise
Pricing Tier
Medium
Learning Curve
1–3 months for enterprise deployment
Implementation
large, enterprise
Best For
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Use when

Enterprise vulnerability management programs that need continuous scanning across infra, cloud, identity, and operational technology.

Avoid when

Small engineering teams — Tenable's TCO and operational overhead are aimed at dedicated security teams, not developers.

What is Tenable?

Tenable is a cornerstone vulnerability management vendor, best known for Nessus (the long-running scanner) and its cloud-delivered successor Tenable.io / Tenable One. Tenable One consolidates VM, cloud security (Tenable Cloud Security, formerly Ermetic), identity exposure, attack surface management, and OT/ICS into a single exposure view. The default choice for regulated enterprise vulnerability programs.

Key features

Nessus vulnerability scanning engine
Tenable Cloud Security (CSPM/CIEM)
Identity exposure (AD, Entra)
OT and ICS security
Attack surface management

Integrations

ServiceNowJiraSplunkMicrosoft Defender
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