nessus.org

Tenable®

Who runs Tenable®, what it tracks and what it costs, and the 20 closest vulnerability scanning software alternatives.

Who’s behind it
Not stated
Online since
Unknown
Trackers
Prices
No pricing page
Last price change
–
Closest alternative
Qualys

Measured from Tenable®’s own pages, the Internet Archive and public records. Hover a dotted value for its source and date.

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Visit Tenable®

01 · Who’s behind it

Who runs Tenable®

Tenable® nessus.org

Find out more about Nessus - the trusted gold standard for vulnerability assessment, designed for modern attack surfaces - used by thousands of organizations.

Company
No imprint we could read
Online since
Not in the Internet Archive
Audience
In English

02 · Privacy

What Tenable® tracks

What the homepage loads before you accept or decline cookies. A cookie banner should hold most of it back until you agree, and a tag manager can load more that we don’t see.

trackers that follow visitors

6 of the 17 alternatives below have fewer, 4 have more.

Privacy-friendly alternatives →
Cookie banner
None found
US company
2 tools
  • Marketing and email tracking

    Links visits to email campaigns and customer profiles.

  • Tag manager

    Loads further tracking scripts, which we can’t always see.

03 · Alternatives

Alternatives to Tenable®

Thumbs up if it’s a real alternative to Tenable®, thumbs down if it isn’t.

Fewer trackers than Tenable®No ad trackersRegistered in the EUFree planOnly in English

19 of the 60 sites closest to Tenable® match.

  1. 01
    Qualys qualys.com Top 10K 1 tracker

    Enterprise Cyber Risk and Security Platform | Qualys

    Discover how Qualys helps your business measure & eliminate cyber threats through a host of cybersecurity detection & remediation tools. Try it today!

    Compare Qualys with Tenable® →
  2. 02
    Nmap nmap.org English 1 tracker

    Nmap: the Network Mapper - Free Security Scanner

    Nmap Free Security Scanner, Port Scanner, & Network Exploration Tool. Download open source software for Linux, Windows, UNIX, FreeBSD, etc.

    Compare Nmap with Tenable® →
  3. 03
    SiteLock sitelock.com English 1 tracker

    Website Security Monitoring & Malware Protection | SiteLock

    Secure your website with our security monitoring and protection services. Protect data, prevent cyberattacks, and ensure peace of mind with SiteLock solutions.

    Compare SiteLock with Tenable® →
  4. 04
    Wiz wiz.io English 1 tracker

    Wiz: AI Cybersecurity for All Your Cloud and AI Applications

    Wiz connects code, cloud, and runtime into one agentic cybersecurity platform. Prevent risk, detect threats, and start secure – across every cloud and AI layer.

    Compare Wiz with Tenable® →
  5. 05
    Shodan shodan.io Top 10K English No trackers

    Shodan Search Engine

    Search Engine for the Internet of Things

    Compare Shodan with Tenable® →
  6. 06
    urlscan urlscan.io English 1 tracker

    URL and website scanner - urlscan.io

    urlscan.io - Website scanner for suspicious and malicious URLs

    Compare urlscan with Tenable® →
  7. 07
    TotalAV totalav.com English No trackers

    Official Site | TotalAV Award-Winning Antivirus Provider

    TotalAV's Award-Winning antivirus instantly blocks harmful malware threats and viruses in real-time, keeping your personal data and identity safe.

    Compare TotalAV with Tenable® →
  8. 08
    Teramind teramind.co English 1 tracker

    Workforce Analytics & Insider Risk Platform | Teramind

    Teramind enables proactive protection against insider threats, data breaches, productivity inefficiencies, and compliance challenges.

    Compare Teramind with Tenable® →
  9. 09
    MalCare malcare.com English No trackers

    MalCare | WordPress Security Plugin

    MalCare is a WordPress security plugin that blocks attacks, scans for malware, and removes it in one click. Protecting 400,000+ sites.

    Compare MalCare with Tenable® →
  10. 10
    Kentik kentik.com English 1 tracker

    Network Intelligence and Observability | Network Monitoring & DDoS Detection | Kentik

    Kentik is the network intelligence platform for modern infrastructure teams. Improve network observability, performance, and security. Network monitoring and analytics for traffic, routing, synthetic testing, and cloud.

    Compare Kentik with Tenable® →
  11. 11
    NetScout Systems netscout.com English 1 tracker

    NETSCOUT Observability, Cybersecurity, DDoS, & AIOps Solutions

    Drive observability, cybersecurity, DDoS protection, and AIOps initiatives with NETSCOUT's AI-ready data platform. Observe and secure your entire network with end-to-end visibility.

    Compare NetScout Systems with Tenable® →
  12. 12
    Common Vulnerabilities and Exposures cve.org Top 10K English No trackers

    a list of publicly known cybersecurity vulnerabilities

    Compare Common Vulnerabilities and Exposures with Tenable® →
  13. 13
    Genetec genetec.com English 1 tracker

    Genetec Inc: Leader in unified physical security software

    Genetec provides unified security solutions that combine IP-based video surveillance, access control, automatic license plate recognition (ALPR), communications, and analytics to help protect the everyday.

    Compare Genetec with Tenable® →
  14. 14
    Radware radware.com 1 tracker

    DDoS Services: Cloud Security Products and Solutions | Radware

    Continuously adaptive real-time DDoS services for the most sophisticated web security threats through best-in-class cloud WAF and DDoS protection technologies.

    Compare Radware with Tenable® →
  15. 15
    SolarWinds solarwinds.com English 1 tracker

    Observability, Database, and IT Service Management | SolarWinds

    Simple, powerful, secure hybrid IT observability and IT management software built to accelerate your transformation. Start a free trial today.

    Compare SolarWinds with Tenable® →
  16. 16
    Kaseya kaseya.com English 1 tracker

    Kaseya: IT Management Software & Solutions for IT Pros

    Kaseya is a leading global provider of IT management solutions, helping MSPs and IT teams grow smarter through streamlined and simplified IT operations.

    Compare Kaseya with Tenable® →
  17. 17
    PagerDuty pagerduty.com English Free plan 1 tracker

    PagerDuty: The AI-First Operations Platform

    Turn incidents into intelligence. PagerDuty's AI-first Operations Platform helps you automate, resolve, and prevent critical issues — from detection to resolution.

    Compare PagerDuty with Tenable® →
  18. 18
    CleanTalk cleantalk.org English 1 tracker

    CleanTalk

    Website security platform with anti-spam, and uptime monitoring. Plugins, API, and online blocklists supported.

    Compare CleanTalk with Tenable® →
  19. 19
    IDC idc.com Top 10K English 1 tracker

    IDC | Trusted Tech Intelligence

    Navigate the changing tech landscape with IDC’s trusted intelligence and insights from 11 billion data points.

    Compare IDC with Tenable® →

Closest first, by how much each site’s offer resembles Tenable®’s. Trackers are counted the same way as above. Highlighted technologies are ones Tenable® uses too. Votes and comments come from visitors and don’t change the order.

04 · History

No changes yet. Each new crawl is compared with the last one, and what Tenable® adds, drops or rewrites shows up here.

05 · Details

How we measure

Alternatives are matched by what sites actually offer, from their homepages, Wikidata and a summary by Claude, in any language. Trackers and the rest of the stack come from the homepage’s code and DNS records.

The full technology stack, the competitor map and search numbers · 8 technologies
Neighbours
k = 60
Sites searched
9,214
Vector
384-d
Query
42 ms

Competitor map

Each alternative by how close its vector is to Tenable®’s (x) and how much traffic it gets, how much of the stack it shares, or where it sits in the embedding space itself (y). Hover for the numbers, click to jump to it in the list.

similarity × popularity

IDCCommon Vulnerabilities and ExposuresKentikurlscanShodanWizSiteLockNmapQualys

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Tag managers
Marketing automation
  • Marketo page source: munchkin.marketo.net
CDN
Languages & backends
  • PHP implied by Drupal (header x-drupal-cache: MISS)
Email hosting
  • Google Workspace TXT v=spf1 include:us._netblocks.mimecast.com include:_spf.google.com ip4…
  • Mimecast MX us-smtp-inbound-1.mimecast.com
DNS hosting