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Cybersecurity · head to head

Netwrix vs Tenable Nessus

Netwrix logo

Netwrix

Cybersecurity

Data access governance and change auditing across Active Directory, file shares and Microsoft 365

From
On request
Rated
-
Full reviewWebsite
Tenable Nessus logo

Tenable Nessus

Cybersecurity

Network vulnerability scanner

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only Tenable Nessus has a free tier, so it costs nothing to try first.
  • Each has a real cost: Netwrix the portfolio is assembled from acquisitions, so consoles, agents and licensing metrics differ between products and the platform story is ahead of the engineering reality.; Tenable Nessus nessus Professional is $4,790 for one year, sold as an annual licence rather than a per scan or usage based fee
  • They diverge on capability: Netwrix covers Change auditing, Tenable Nessus covers Network scanning.
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which Netwrix and Tenable Nessus actually diverge.

Attributes where Netwrix and Tenable Nessus differ
AttributeNetwrixTenable Nessus
Starting priceOn requestFree
Pricing modelquotesubscription
Free tierNoYes
PlatformsWindows, WebWindows, Linux, Macos, Cloud
FoundedUnknown2002

Identical on both: user rating (Not yet rated), category (Cybersecurity).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Netwrix

  • Change auditing
  • Effective permissions
  • Data classification
  • Access remediation
  • Threat detection
  • Group policy management

Only in Tenable Nessus

  • Network scanning
  • Vulnerability detection
  • Configuration assessment
  • Malware detection
  • Compliance checking
  • Cloud security assessment
  • Mobile scanning
  • API access

What people use each for

The jobs each tool is most often brought in to do.

Netwrix

  • An organisation that cannot tell an auditor who has access to a sensitive file share and needs an answer with evidencenot Tenable Nessus
  • A security team reducing ransomware blast radius by removing Everyone and Domain Users permissions from sensitive datanot Tenable Nessus
  • An IT team investigating an unexplained Active Directory change and needing the exact account, time and previous valuenot Tenable Nessus
  • A company responding to GDPR data subject access requests that must first locate personal data scattered across legacy sharesnot Tenable Nessus

Tenable Nessus

  • Vulnerability scanning of servers, network devices and web applicationsnot Netwrix
  • Configuration and compliance auditing against hardening benchmarksnot Netwrix
  • Point in time assessments by consultants and penetration testersnot Netwrix

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Netwrix

  • The portfolio is assembled from acquisitions, so consoles, agents and licensing metrics differ between products and the platform story is ahead of the engineering reality.
  • Licensing metrics vary by product, per enabled user for some and per managed asset for others, which makes assembling a multi-product quote unusually difficult to compare against a single-vendor competitor.
  • Auditing agents and collectors add load to domain controllers and file servers, and large estates need careful sizing to avoid degrading the systems being monitored.
  • It reports and remediates but does not enforce access decisions at request time, so it complements rather than replaces identity governance and buyers still need an IGA tool for certification workflows.
  • Coverage is strongest on Microsoft estates; Linux, NAS appliances and non-Microsoft SaaS are supported unevenly and often need additional modules or trail behind on feature parity.

Tenable Nessus

  • Nessus Professional is $4,790 for one year, sold as an annual licence rather than a per scan or usage based fee
  • Support beyond the base entitlement costs an extra $400 per year for Advanced Support with 24x365 phone and chat access
  • The on demand training course is a separate $275 purchase for a single person for one year
  • Multi year discounts require paying for two or three years up front

Pricing, plan by plan

Netwrix

On request
  • Netwrix Platform$undefined/year
    • Priced per enabled user or per managed asset depending on the product
    • Auditing, data classification, privileged access and threat products licensed separately
    • Netwrix 1Secure SaaS console with a 14-day free trial

Tenable Nessus

Free
  • Nessus EssentialsFree
    • Up to 16 ips
    • Network scanning
    • Vulnerability assessment
  • Nessus Professional$2600/year
    • Unlimited targets
    • Enterprise features
    • Advanced analytics
  • Nessus Expert$5200/year
    • All Professional features
    • Cloud integration
    • Advanced reporting

Which should you pick?

Choose Netwrix if

  • You need change auditing.
  • You work on Windows, Web.
  • You also want effective permissions.
Netwrix review

Choose Tenable Nessus if

  • You need network scanning.
  • You want to start without paying.
  • You work on Windows, Linux, Macos, Cloud.
  • You also want vulnerability detection.
Tenable Nessus review

Questions people ask

Is Netwrix or Tenable Nessus better?
Neither clearly leads. Netwrix starts at On request and Tenable Nessus at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Netwrix or Tenable Nessus?
Tenable Nessus has a free tier; the other does not. Paid plans start at On request for Netwrix and Free for Tenable Nessus.
Does Netwrix or Tenable Nessus run on more platforms?
Netwrix runs on Windows, Web. Tenable Nessus runs on Windows, Linux, Macos, Cloud.
Can I use Tenable Nessus for free?
Yes. Tenable Nessus has a free tier, so you can try it without paying. Netwrix starts at On request.
What is Netwrix best used for?
Netwrix is most often used for an organisation that cannot tell an auditor who has access to a sensitive file share and needs an answer with evidence, a security team reducing ransomware blast radius by removing everyone and domain users permissions from sensitive data, an it team investigating an unexplained active directory change and needing the exact account, time and previous value, a company responding to gdpr data subject access requests that must first locate personal data scattered across legacy shares. Of those, an organisation that cannot tell an auditor who has access to a sensitive file share and needs an answer with evidence and a security team reducing ransomware blast radius by removing everyone and domain users permissions from sensitive data are not what Tenable Nessus is typically brought in for.
What can Netwrix do that Tenable Nessus cannot?
Netwrix covers Change auditing, Effective permissions, Data classification, Access remediation. Tenable Nessus covers Network scanning, Vulnerability detection, Configuration assessment, Malware detection.

Answered from the vendors’ own pages

Netwrix: Does it replace identity governance?

No. It shows you who has access and lets you fix it, but recertification campaigns and access request workflow are an IGA product.

Tenable Nessus: What are the three Nessus offerings?

Nessus Essentials is a free introductory offering for educators, students, and career starters, limited to 16 IPs for scanning. Nessus Professional is designed for consultants and SMBs, providing unlimited IT scans across any location. Nessus Expert is the premium offering extending Professional with web application scanning, infrastructure-as-code scanning, and external attack surface assessment up to 5 domains.

Source
Netwrix: Is there a SaaS option?

Netwrix 1Secure is the cloud console covering data and identity visibility, with a 14-day free trial including full access.

Tenable Nessus: What OS platforms does Nessus support?

Nessus runs on Debian/Kali Linux, Fedora, FreeBSD, Mac OS X, Red Hat/CentOS, SUSE Linux, Ubuntu, and various Windows versions including Server 2008, 2012, and Windows 7-10.

Source
Netwrix: How is it priced?

Per enabled user or per managed asset depending on the product, quoted rather than published. Assume separate line items per module.

Tenable Nessus: Can I use Nessus to scan third-party networks as a consultant?

Yes, Tenable permits you to use Nessus to scan third-party networks. Nessus Professional is ideal for consultants.

Source
Tenable Nessus: Can Nessus perform PCI external scanning?

Yes, you can use Nessus Professional to perform external network scans as required by the PCI DSS 11.2.2 requirement.

Source
Tenable Nessus: What additional features does Nessus Expert provide?

Web application scanning, which is dynamic application security testing (DAST) providing comprehensive visibility and insight into web application security issues; scanning code repositories for vulnerabilities; and assessing external attack surface with subdomain discovery.

Source
Tenable Nessus: What support options exist for Nessus Professional?

Standard Support includes software upgrades, patches, plugin access, and 24x7 support via chat and community portal. Advanced Support adds 24x7 phone access and committed SLAs: P1 less than 2 hours, P2 less than 4 hours, P3 less than 12 hours, P4 less than 24 hours.

Source
Tenable Nessus: How frequently are Nessus plugins updated?

Nessus plugins are updated daily, based on when vendors and security research sites publish new vulnerabilities.

Source
Tenable Nessus: How does licensing work in virtual machine environments?

Whether you are using Nessus in a physical or a virtual environment, the IP addresses or hosts that you are scanning from must be licensed.

Source
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