Softwr

Government · head to head

AWS GovCloud vs Tenable Nessus

AWS GovCloud logo

AWS GovCloud

Government

Secure Cloud for Government

From
On request
Free plan
No
Full reviewWebsite
Tenable Nessus logo

Tenable Nessus

Cybersecurity

Network vulnerability scanner

From
Free
Free plan
Yes
Full reviewWebsite

The short version

  • Only Tenable Nessus has a free tier, so it costs nothing to try first.
  • Each has a real cost: AWS GovCloud access is restricted to vetted US entities, with account holders screened for US citizenship or permanent residency; 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: AWS GovCloud covers FedRAMP High Authorized, Tenable Nessus covers Network scanning.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which AWS GovCloud and Tenable Nessus actually diverge.

Attributes where AWS GovCloud and Tenable Nessus differ
AttributeAWS GovCloudTenable Nessus
Starting priceOn requestFree
Pricing modelusage-basedsubscription
Free tierNoYes
PlatformsWeb, Cli, SdkWindows, Linux, Macos, Cloud
CategoryGovernmentCybersecurity
Founded20062002

Identical on both: 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 AWS GovCloud

  • FedRAMP High Authorized
  • ITAR Compliant
  • DOD SRG Levels
  • Isolated Infrastructure
  • Full AWS Services
  • Third-party Tools
  • Government Systems
  • Security Tools

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.

AWS GovCloud

  • Hosting controlled unclassified information for US federal agenciesnot Tenable Nessus
  • Workloads requiring FedRAMP High, ITAR or DFARS compliancenot Tenable Nessus
  • Defence and public sector systems needing US-person operationnot Tenable Nessus
  • Regulated contractors handling government datanot Tenable Nessus

Tenable Nessus

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

Where each one falls short

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

AWS GovCloud

  • Access is restricted to vetted US entities, with account holders screened for US citizenship or permanent residency
  • Separate IAM, console, CLI and APIs from commercial AWS, so accounts and tooling do not carry across
  • Not every AWS service is available in the two GovCloud regions
  • Pricing is not published on the product page

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

AWS GovCloud

On request
  • Pay-as-you-goFree
    • Compute
    • Storage
    • Database

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 AWS GovCloud if

  • You need fedramp high authorized.
  • You work on Web, Cli, Sdk.
  • You also want itar compliant.
AWS GovCloud 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 AWS GovCloud or Tenable Nessus better?
Neither clearly leads. AWS GovCloud 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, AWS GovCloud or Tenable Nessus?
Tenable Nessus has a free tier; the other does not. Paid plans start at On request for AWS GovCloud and Free for Tenable Nessus.
Does AWS GovCloud or Tenable Nessus run on more platforms?
AWS GovCloud runs on Web, Cli, Sdk. 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. AWS GovCloud starts at On request.
What is AWS GovCloud best used for?
AWS GovCloud is most often used for hosting controlled unclassified information for us federal agencies, workloads requiring fedramp high, itar or dfars compliance, defence and public sector systems needing us-person operation, regulated contractors handling government data. Of those, hosting controlled unclassified information for us federal agencies and workloads requiring fedramp high, itar or dfars compliance are not what Tenable Nessus is typically brought in for.
What can AWS GovCloud do that Tenable Nessus cannot?
AWS GovCloud covers FedRAMP High Authorized, ITAR Compliant, DOD SRG Levels, Isolated Infrastructure. Tenable Nessus covers Network scanning, Vulnerability detection, Configuration assessment, Malware detection.

Answered from the vendors’ own pages

AWS GovCloud: Is AWS GovCloud pricing different from standard AWS?

The page does not disclose specific pricing for AWS GovCloud (US). It mentions 'AWS Savings Plans' as a flexible pricing model but provides no actual costs. Users must contact AWS directly via the 'Contact us' link or visit AWS pricing calculators for estimates.

Source
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
AWS GovCloud: Who is eligible to use AWS GovCloud?

AWS GovCloud (US) is restricted to verified U.S. government agencies and entities meeting specific screening requirements. Commercial organizations and individual users cannot use this service.

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
AWS GovCloud: Can I try AWS GovCloud before committing to a contract?

The page does not disclose whether a free trial or evaluation period is available for AWS GovCloud. Pricing and trial information would need to be obtained by contacting AWS directly.

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
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
Share

Related pages

More on AWS GovCloud

More on Tenable Nessus

Keep looking

Other head to heads