Security scanner for your Terraform code.
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Tracked since2026
0 reviews trackedThe Bottom Line
Entry price
Free, no paid tier
Biggest pro
Terraform security scanner
Biggest con
Terraform specific only
TL;DR - tfsec
- Scans Terraform code for security vulnerabilities.
- Identifies misconfigurations before deployment.
- Integrates into CI/CD pipelines for proactive security.
Pricing: Free forever
Best for: Individuals & startups
What is tfsec?
tfsec is a static analysis security scanner designed for Terraform code. It helps identify potential security vulnerabilities and misconfigurations in your infrastructure-as-code before deployment. By integrating tfsec into your development workflow, you can proactively address security issues, ensuring your cloud infrastructure is configured securely from the start.
This tool is ideal for developers, DevOps engineers, and security teams working with Terraform. It provides clear, actionable feedback on security risks, helping to enforce security best practices and reduce the attack surface of cloud deployments. tfsec supports a wide range of cloud providers and security checks, making it a versatile addition to any secure development lifecycle.
Pros & Cons
Pros
- Terraform security scanner
- Static analysis for IaC
- Many built-in rules
- CI/CD integration ready
- Open-source and free
Cons
- Terraform specific only
- False positives possible
- Rule customization needed
- Now part of Trivy (Aqua Security)
- Migration to Trivy recommended
Key Features
Terraform securityStatic analysisCustom rulesCI/CD integrationMultiple formatsOpen source
Pricing Plans
Pricing checked Jul 8, 2026
Free
Free
- Terraform security scanning
- Static analysis
- CI/CD integration
- Custom rules
- MIT license
- Open source
Reviews
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tfsec FAQ
How does tfsec help secure cloud infrastructure?
tfsec functions as a static analysis security scanner for Terraform code, identifying potential security vulnerabilities and misconfigurations before deployment. It helps ensure cloud infrastructure is configured securely from the start by providing actionable feedback on security risks.
Which teams benefit most from using tfsec?
tfsec is ideal for developers, DevOps engineers, and security teams who work with Terraform. It helps these teams enforce security best practices and reduce the attack surface of cloud deployments.
How is tfsec priced?
tfsec is free to use, as it is an open-source tool. There is no paid plan required to access its features.
What kind of limitations should users be aware of when using tfsec?
A primary limitation is that tfsec is specific to Terraform code only. Users might also encounter false positives, and some rule customization may be needed for specific environments.
Can tfsec be integrated into existing development workflows?
Yes, tfsec is designed to be CI/CD integration ready. This allows for proactive identification and addressing of security issues within the development pipeline.
How does tfsec compare to Checkov?
tfsec is a static analysis security scanner specifically for Terraform code, offering many built-in rules. While Checkov also scans infrastructure-as-code, tfsec focuses solely on Terraform for identifying vulnerabilities and misconfigurations.
Why is migration to Trivy recommended for tfsec users?
Migration to Trivy is recommended because tfsec is now part of Trivy, a broader security scanner by Aqua Security. This suggests that future development and comprehensive security features will be integrated within the Trivy ecosystem.
Source: aquasecurity.github.io