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Cybersecurity · head to head

Tenable Nessus vs TIBCO Mashery

Tenable Nessus logo

Tenable Nessus

Cybersecurity

Network vulnerability scanner

From
Free
Rated
-
Full reviewWebsite
TIBCO Mashery logo

TIBCO Mashery

APIs

Cloud-native API management for digital business

From
$2000/monthly
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: Tenable Nessus nessus Professional is $4,790 for one year, sold as an annual licence rather than a per scan or usage based fee; TIBCO Mashery lack of support for open API standards requires workarounds
  • They diverge on capability: Tenable Nessus covers Network scanning, TIBCO Mashery covers Cloud-native Gateway.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Tenable Nessus and TIBCO Mashery actually diverge.

Attributes where Tenable Nessus and TIBCO Mashery differ
AttributeTenable NessusTIBCO Mashery
Starting priceFree$2000/monthly
Free tierYesNo
PlatformsWindows, Linux, Macos, CloudCloud, Hybrid, Multi-cloud
CategoryCybersecurityAPIs
Founded20021997

Identical on both: pricing model (subscription), user rating (Not yet rated).

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 Tenable Nessus

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

Only in TIBCO Mashery

  • Cloud-native Gateway
  • Developer Portal
  • API Analytics
  • TIBCO Cloud
  • GCP
  • Cloud support
  • Hybrid support
  • Multi-cloud support

Both cover

  • AWS
  • Azure

What people use each for

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

Tenable Nessus

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

TIBCO Mashery

  • API Developmentnot Tenable Nessus
  • API Gatewaynot Tenable Nessus
  • API Testingnot Tenable Nessus
  • API Documentationnot Tenable Nessus
  • Microservicesnot Tenable Nessus

Where each one falls short

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

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

TIBCO Mashery

  • Lack of support for open API standards requires workarounds
  • Policy management is difficult and sometimes requires support intervention for configuration changes
  • Monetization and customization features are inadequate for some enterprise use cases
  • Delays under heavy load conditions; stability issues reported affecting performance
  • Logging and monitoring limitations; logs are hard to follow when calls cannot be filtered by keys

Pricing, plan by plan

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

TIBCO Mashery

$2000/monthly
  • Standard$2000/monthly
    • API Gateway
    • Developer Portal
    • Standard support
  • Professional$5000/monthly
    • Advanced analytics
    • Multi-region
    • Priority support
  • Enterprise$undefined/monthly
    • Custom solutions
    • Dedicated support
    • Premium SLA

Which should you pick?

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

Choose TIBCO Mashery if

  • You need cloud-native gateway.
  • You work on Cloud, Hybrid, Multi-cloud.
  • You also want developer portal.
TIBCO Mashery review

Questions people ask

Is Tenable Nessus or TIBCO Mashery better?
Neither clearly leads. Tenable Nessus starts at Free and TIBCO Mashery at $2000/monthly, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Tenable Nessus or TIBCO Mashery?
Tenable Nessus has a free tier; the other does not. Paid plans start at Free for Tenable Nessus and $2000/monthly for TIBCO Mashery.
Does Tenable Nessus or TIBCO Mashery run on more platforms?
Tenable Nessus runs on Windows, Linux, Macos, Cloud. TIBCO Mashery runs on Cloud, Hybrid, Multi-cloud.
Can I use Tenable Nessus for free?
Yes. Tenable Nessus has a free tier, so you can try it without paying. TIBCO Mashery starts at $2000/monthly.
What is Tenable Nessus best used for?
Tenable Nessus is most often used for vulnerability scanning of servers, network devices and web applications, configuration and compliance auditing against hardening benchmarks, point in time assessments by consultants and penetration testers. Of those, vulnerability scanning of servers, network devices and web applications and configuration and compliance auditing against hardening benchmarks are not what TIBCO Mashery is typically brought in for.
What can Tenable Nessus do that TIBCO Mashery cannot?
Tenable Nessus covers Network scanning, Vulnerability detection, Configuration assessment, Malware detection. TIBCO Mashery covers Cloud-native Gateway, Developer Portal, API Analytics, TIBCO Cloud. Both handle AWS, Azure.

Answered from the vendors’ own pages

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
TIBCO Mashery: What is TIBCO Cloud API Management (Mashery)?

TIBCO Cloud API Management, formerly known as TIBCO Cloud Mashery, is an enterprise platform delivering full lifecycle API management capabilities including API creation, productization, security, analytics, and support for API development, mediation, and event-driven initiatives.

Source
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
TIBCO Mashery: What is the pricing structure?

TIBCO Mashery pricing starts at $2000/monthly for cloud-hosted deployments based on capacity and throughput. Annual maintenance for on-premises perpetual licenses typically ranges from 18-22% of license cost. Custom plans are available based on customer requirements.

Source
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
TIBCO Mashery: Does Mashery support OpenAPI standards?

TIBCO Mashery supports native OpenAPI specifications. The platform provides contract-first modeling with native OpenAPI Spec support and native Node.js hosting of API implementations.

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
TIBCO Mashery: What's the current status of TIBCO Mashery?

Mashery, formerly sold as TIBCO Cloud API Management, has had its capabilities integrated into Boomi's enterprise platform. Users should verify current product status and support roadmap with TIBCO's sales team, as the product landscape has undergone significant changes.

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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