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NG # 2412-SW-TEN-020
MF # SERV-NESM-2048
Tenable Nessus Expert is an upgraded tier of the industry-standard Nessus vulnerability scanner. While Nessus Professional focuses primarily on traditional IT infrastructure (IP scanning), Nessus Expert extends coverage to modern, cloud-native attack surfaces.
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Get A QuoteNessus Manager combines the powerful detection, scanning, and auditing features of Nessus, the world’s most widely deployed vulnerability scanner, with extensive vulnerability management and collaboration functions.
| Parameter | Specification |
| Licensing Model | 1-Year Annual Subscription (Perpetual updates during active term) |
| Target Scale | Unlimited IP Addresses (Network/Host scans from 1 scanner) |
| Included Web App Quota | 5 Web Applications / FQDNs (rolling 90-day window) |
| Included EASM Quota | 5 Domains (rolling 90-day window) |
| Operating Systems | Windows Server / Windows 10 & 11, Linux (RHEL, Ubuntu, Debian, AlmaLinux), macOS |
| Hardware (Base) | 4 x 2.0 GHz CPU Cores, 4–8 GB RAM, 30 GB minimum disk space (SSD/NVMe recommended) |
| Hardware (WAS Enabled) | 8+ CPU Cores, 16 GB RAM (Requires Docker / Container engine support) |
| Deployment Options | Standalone Software Installation or Tenable Core Virtual Appliance (OVA/ISO) |
| Accuracy Rating | False positive rate of < 0.32 per 1 million scans |
| Support Level | Standard Community Support included; Advanced Support (24/7/365 phone/chat) available as add-on |
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