# ESET Secure Authentication vs UserLock: side-by-side comparison (2026)

[ESET Secure Authentication](https://cybersectools.com/tools/eset-secure-authentication) is a commercial [MFA & passwordless](https://cybersectools.com/categories/user-authentication) solution by [ESET](https://cybersectools.com/companies/eset). [UserLock](https://cybersectools.com/tools/userlock) is a commercial [MFA & passwordless](https://cybersectools.com/categories/user-authentication) solution by [IS Decisions](https://cybersectools.com/companies/is-decisions). Features, integrations, deployment and the company behind each one, side by side.

Need the answer fast? [Best MFA and Passwordless Solutions for Business](https://cybersectools.com/shortlists/best-mfa-passwordless-solutions) picks Okta Adaptive MFA, Duo Security Cisco Duo Passwordless, Beyond Identity Phishing-Resistant MFA and 4 more.

## Side-by-side comparison

| | ESET Secure Authentication | UserLock |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | MFA & Passwordless | MFA & Passwordless |
| Verified | No | No |
| Deployment type | Hybrid | Hybrid |
| Company size fit | SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| Company | ESET | IS Decisions |
| Headquarters | – | – |

### Use cases and capabilities

| | ESET Secure Authentication | UserLock |
|---|---|---|
| Authentication | Yes | Yes |
| MFA | Yes | Yes |
| Multi Tenancy | Yes | Yes |
| Active Directory | – | Yes |
| Single Sign On | – | Yes |

### Core features

**ESET Secure Authentication**

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

**UserLock**

No features listed.

### Integrations

**ESET Secure Authentication**

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

**UserLock**

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

## ESET Secure Authentication vs UserLock FAQ

Common questions when comparing ESET Secure Authentication vs UserLock for MFA & passwordless.

### What is the difference between ESET Secure Authentication and UserLock?

**ESET Secure Authentication**: Mobile-based MFA solution for protecting against weak passwords & unauthorized access, built by ESET.

**UserLock**: IAM solution for Active Directory with MFA, SSO, and context-based access controls, built by IS Decisions.

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

### Who makes ESET Secure Authentication and UserLock?

**ESET Secure Authentication** is made by ESET. **UserLock** is made by IS Decisions. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is ESET Secure Authentication a good alternative to UserLock?

Often, yes. ESET Secure Authentication and UserLock are both MFA & Passwordless products, and both cover MFA, Authentication, Multi Tenancy. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [ESET Secure Authentication vs OneLogin Modern Multi-Factor Authentication](https://cybersectools.com/compare/eset-secure-authentication-vs-onelogin-modern-multi-factor-authentication)
- [ESET Secure Authentication vs WWPass MFA](https://cybersectools.com/compare/eset-secure-authentication-vs-wwpass-mfa)
- [ESET Secure Authentication vs Mi-Token](https://cybersectools.com/compare/eset-secure-authentication-vs-mi-token)
- [UserLock vs OneLogin Modern Multi-Factor Authentication](https://cybersectools.com/compare/onelogin-modern-multi-factor-authentication-vs-userlock)
- [UserLock vs WWPass MFA](https://cybersectools.com/compare/userlock-vs-wwpass-mfa)
- [UserLock vs Mi-Token](https://cybersectools.com/compare/mi-token-vs-userlock)

## Alternatives to each

- [See all ESET Secure Authentication alternatives](https://cybersectools.com/alternatives/eset-secure-authentication)
- [See all UserLock alternatives](https://cybersectools.com/alternatives/userlock)

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Source: https://cybersectools.com/compare/eset-secure-authentication-vs-userlock

For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/eset-secure-authentication.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md.

More on ESET Secure Authentication and UserLock: 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