# Duo Security

**Canonical:** https://apis.io/providers/duo-security/  
**Website:** https://duo.com  
**APIs profiled:** 7

Duo Security is a multi-factor authentication and zero trust security platform from Cisco for securing access to applications and APIs.

## Kin Score — 20.1 / 100 (emerging)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 20.1).

| Facet | Score |
|---|---|
| Discoverability | 55.6 |
| Contract Quality | 14.8 |
| Governance | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 10.5 |
| Developer Ergonomics | 23.8 |
| Commercial Clarity | 23.7 |
| Access Clarity | 23.7 |

## Agent readiness — 31.1 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | documented |
| MCP Server | no |
| Auth Clarity | yes |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | no |
| Rate Limit Signal | documented |
| Event Surface Described | no |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |

## Access

Freemium · Self-serve signup — onboarding: self-serve, pricing: freemium, trial: no (confidence: high).

## APIs (7)

- **Duo Security Bulk API** — Batched operations
- **Duo Security Bypass Codes API** — Bypass code generation and listing
- **Duo Security Groups API** — Group management and membership
- **Duo Security Phones API** — Phone device management
- **Duo Security Tokens API** — Hardware token management
- **Duo Security Users API** — User account management
- **Duo Security WebAuthn API** — WebAuthn credential management

## Agentic access (1)

- **Duo Security Agentic Access** — 32 operations · 19 acting

## Security (4)

- **Duo Security Authentication** — http · 1 scheme
- **Duo Security Domain Security** — TLSv1.3 · HSTS · DMARC
- **Duo Security Vulnerability Disclosure** — security.txt · contact published
- **Duo Security Trust Center** — SOC 2, ISO 27001, PCI DSS

## Plans (1)

- **Duo Security Plans Pricing**

## Tags

Authentication, MFA, Zero Trust, Identity

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/duo-security/). Scores are computed from the provider's own public artifacts under a published rubric.