Tenable Nessus vs HashiCorp Vault

A comprehensive head-to-head comparison of two leading security & cybersecurity solutions in 2026. Compare features, pricing, ratings, and more to find the right fit.

Quick Verdict

Choose Tenable Nessus if you need Network scanning and prefer a free starting option. Choose HashiCorp Vault if you prioritize Secret storage and want a free tier to start. Tenable Nessus has a higher user rating (4.7 vs 4.6).

Tenable Nessus vs HashiCorp Vault: At a Glance

CriteriaTenable NessusHashiCorp Vault
User Rating
4.7
4.6
PricingFreeFree
Pricing Modelsubscriptionopen-source-plus-paid
Free Plan
PlatformsWindows, Linux, Macos, CloudLinux, Windows, Mac, Api
CategorySecurity & CybersecuritySecurity & Cybersecurity
Founded20022014

Feature Comparison: Tenable Nessus vs HashiCorp Vault

FeatureTenable NessusHashiCorp Vault
Network scanning
Vulnerability detection
Configuration assessment
Malware detection
Compliance checking
Cloud security assessment
Mobile scanning
API access
AWS
Azure
Google Cloud
Splunk
ServiceNow
Jira
SOC2 Type 2
Secret storage
Dynamic secrets
Encryption as a service
Identity-based access
Audit logging
Leasing and renewal
Secret engines
Auth methods
Terraform
Kubernetes
GCP
Jenkins
Encryption at rest

Tenable Nessus vs HashiCorp Vault: Pricing Breakdown

Tenable Nessus Pricing

Model: subscription

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

HashiCorp Vault Pricing

Model: open-source-plus-paid

Open SourceFree
  • Secrets management
  • Encryption
  • Community support
  • Self-hosted
Vault Enterprise$6000/year
  • Replication
  • HSM support
  • Advanced audit
  • 24/7 support

Pros and Cons

Tenable Nessus

Pros

  • Highly rated by users (4.7/5)
  • Free plan available to get started
  • Available on 4 platforms (Windows, Linux, Macos, Cloud)
  • Rich feature set with 15+ capabilities
  • Strong Network scanning functionality
  • Strong Vulnerability detection functionality

Cons

  • May require time to learn advanced features

HashiCorp Vault

Pros

  • Highly rated by users (4.6/5)
  • Free plan available to get started
  • Available on 4 platforms (Linux, Windows, Mac, Api)
  • Rich feature set with 15+ capabilities
  • Strong Secret storage functionality
  • Strong Dynamic secrets functionality

Cons

  • May require time to learn advanced features

Who Should Use Tenable Nessus vs HashiCorp Vault?

Choose Tenable Nessus if you:

  • Need Network scanning
  • Want to start for free
  • Work primarily on Windows and Linux
  • Value Vulnerability detection
View Tenable Nessus Details

Choose HashiCorp Vault if you:

  • Need Secret storage
  • Want to start for free
  • Work primarily on Linux and Windows
  • Value Dynamic secrets
View HashiCorp Vault Details

Frequently Asked Questions: Tenable Nessus vs HashiCorp Vault

Is Tenable Nessus better than HashiCorp Vault?

It depends on your needs. Tenable Nessus has a 4.7/5 user rating while HashiCorp Vault has 4.6/5. Tenable Nessus excels in Network scanning and Vulnerability detection, while HashiCorp Vault stands out with Secret storage and Dynamic secrets. Consider your budget (Free vs Free), platform needs, and specific feature requirements.

Which is cheaper, Tenable Nessus or HashiCorp Vault?

Tenable Nessus offers a free plan and starts at Free. HashiCorp Vault offers a free plan and starts at Free. Compare the specific plan features to determine the best value for your use case.

Can I use Tenable Nessus and HashiCorp Vault together?

While both are security & cybersecurity tools, some teams use complementary software together. Check each product's API and integration capabilities for compatibility. However, most users find that one solution covers their core security & cybersecurity needs.

What are the main differences between Tenable Nessus and HashiCorp Vault?

The key differences include: pricing model (subscription vs open-source-plus-paid), platform support (Windows, Linux, Macos, Cloud vs Linux, Windows, Mac, Api), and feature focus. Tenable Nessus emphasizes Network scanning, Vulnerability detection, Configuration assessment while HashiCorp Vault focuses on Secret storage, Dynamic secrets, Encryption as a service. User ratings differ slightly: 4.7 vs 4.6 out of 5.

Ready to choose?

Explore detailed reviews, user ratings, and pricing for both Tenable Nessus and HashiCorp Vault.

Tenable Nessus vs HashiCorp Vault: Compared [2026] | Softwr