# Duo Single Sign-On (SSO) vs Opal Security Terraform Provider: side-by-side comparison (2026)

[Duo Single Sign-On (SSO)](https://cybersectools.com/tools/duo-single-sign-on-sso) is a commercial [access management](https://cybersectools.com/categories/access-management) solution by [Duo Security](https://cybersectools.com/companies/duo-security). [Opal Security Terraform Provider](https://cybersectools.com/tools/opal-security-terraform-provider) is a commercial [identity governance and administration](https://cybersectools.com/categories/iga) solution by [Opal Security](https://cybersectools.com/companies/opal-security). Features, integrations, deployment and the company behind each one, side by side.

Need the answer fast? [Best Access Management Solutions for Business](https://cybersectools.com/shortlists/best-access-management-solutions) picks Microsoft Entra ID, Okta Single Sign-On, Ping Identity Platform and 4 more.

## Side-by-side comparison

| | Duo Single Sign-On (SSO) | Opal Security Terraform Provider |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | Access Management | Identity Governance and Administration |
| Verified | No | No |
| Deployment type | Hybrid | Hybrid |
| Company size fit | Startup, SMB, Mid-Market, Enterprise | Mid-Market, Enterprise |
| Company | Duo Security | Opal Security |
| Headquarters | – | – |

### Use cases and capabilities

| | Duo Single Sign-On (SSO) | Opal Security Terraform Provider |
|---|---|---|
| Single Sign On | Yes | – |
| SSO | Yes | – |
| MFA | Yes | – |
| Authentication | Yes | – |
| Infrastructure as Code | – | Yes |
| Least Privilege | – | Yes |

### Core features

**Duo Single Sign-On (SSO)**

10 features listed. Sign in on the page to see them.

**Opal Security Terraform Provider**

9 features listed. Sign in on the page to see them.

### Integrations

**Duo Single Sign-On (SSO)**

No integrations listed.

**Opal Security Terraform Provider**

4 integrations listed. Sign in on the page to see them.

## Which one fits you

Based on what each listing shows: deployment, company size, price and open source.

- [Duo Single Sign-On (SSO)](https://cybersectools.com/tools/duo-single-sign-on-sso) fits if you are a startup or a small business.

## Duo Single Sign-On (SSO) vs Opal Security Terraform Provider FAQ

Common questions when comparing Duo Single Sign-On (SSO) vs Opal Security Terraform Provider for access management.

### What is the difference between Duo Single Sign-On (SSO) and Opal Security Terraform Provider?

**Duo Single Sign-On (SSO)**: SSO solution with MFA integration for cloud and on-premises applications. Built by Duo Security.

**Opal Security Terraform Provider**: IaC-based access management via a Terraform provider for IAM at scale. Built by Opal Security.

The table above shows where their features, integrations, deployment and company size fit differ.

### Who makes Duo Single Sign-On (SSO) and Opal Security Terraform Provider?

**Duo Single Sign-On (SSO)** is made by Duo Security. **Opal Security Terraform Provider** is made by Opal Security. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Duo Single Sign-On (SSO) a good alternative to Opal Security Terraform Provider?

In part. Duo Single Sign-On (SSO) and Opal Security Terraform Provider are not in the same category on CybersecTools. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Duo Single Sign-On (SSO) vs Microsoft Entra ID](https://cybersectools.com/compare/duo-single-sign-on-sso-vs-microsoft-entra-id)
- [Duo Single Sign-On (SSO) vs SecurEnvoy Access Management](https://cybersectools.com/compare/duo-single-sign-on-sso-vs-securenvoy-access-management)
- [Duo Single Sign-On (SSO) vs Duo Cisco Duo Single Sign-On](https://cybersectools.com/compare/duo-cisco-duo-single-sign-on-vs-duo-single-sign-on-sso)
- [Opal Security Terraform Provider vs Microsoft Entra ID](https://cybersectools.com/compare/microsoft-entra-id-vs-opal-security-terraform-provider)
- [Opal Security Terraform Provider vs SecurEnvoy Access Management](https://cybersectools.com/compare/opal-security-terraform-provider-vs-securenvoy-access-management)
- [Opal Security Terraform Provider vs Duo Cisco Duo Single Sign-On](https://cybersectools.com/compare/duo-cisco-duo-single-sign-on-vs-opal-security-terraform-provider)

## Alternatives to each

- [See all Duo Single Sign-On (SSO) alternatives](https://cybersectools.com/alternatives/duo-single-sign-on-sso)
- [See all Opal Security Terraform Provider alternatives](https://cybersectools.com/alternatives/opal-security-terraform-provider)

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Source: https://cybersectools.com/compare/duo-single-sign-on-sso-vs-opal-security-terraform-provider

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More on Duo Single Sign-On (SSO) and Opal Security Terraform Provider: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md