For AI agents: a documentation index is available at the root level at /llms.txt and /llms-full.txt. Append /llms.txt to any URL for a page-level index, or .md for the markdown version of any page.
  • Getting Started
    • Introduction
    • How Verifa Works
    • Quickstart
    • Choosing an Integration Method
  • Use Cases
    • KYC Onboarding
    • Age Verification
    • AML Compliance
    • Fraud Prevention
    • Marketplace Trust & Safety
  • Core Concepts
    • Overview
    • Sessions
    • Verifications & Checks
    • Workflows
    • Identities
    • Cases
    • Screening & Reports
    • Lists
  • Integration Guides
    • Overview
    • JavaScript SDK
    • Web Capture Flow
    • API-Only Integration
    • Mobile SDK
    • Webhooks Guide
    • MCP Server
    • Migrating from Persona
  • API Details
    • Overview
    • Authentication
    • Pagination
    • Rate Limiting
    • Versioning
    • Errors
    • Webhooks
    • Idempotency
    • Key Inflection
    • Data Access
    • Data Retention
  • Tutorials
    • Creating Your First Verification Session
    • Creating a Workflow
    • Receiving Webhooks & Validating Signatures
    • Handling Webhook Events
    • Custom Document Types & AI Extraction
  • Best Practices
    • Testing
    • Preventing Duplicates
    • Fraud Signals
    • Changelog
  • API Reference
      • GETGet SDK configuration for a capture session
      • GETGet a device attestation challenge
      • POSTSubmit a device attestation
      • POSTSubmit NFC chip data
      • GETGet CSCA certificate bundle
API ReferenceSDK

Submit NFC chip data

POST
https://devapi.withverifa.com/api/v1/sdk/nfc
POST
/api/v1/sdk/nfc
$curl -X POST https://devapi.withverifa.com/api/v1/sdk/nfc \
>     -H "X-API-Key: <apiKey>" \
>     -H "Content-Type: application/json" \
>     -d '{
>  "token": "session_9f8b7c6d5e4a3b2c1d0e",
>  "chip_personal_data": {},
>  "passive_auth_passed": true
>}'
1{
2  "status": "accepted"
3}

Submits NFC passport chip data read by the mobile SDK. The data is stored on the session metadata and can be consumed by the nfc_chip_auth verification policy.

Authenticated by capture session token in the request body.

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Authentication

X-API-Keystring

Organization API key. Keys are prefixed with vk_live_ (production) or vk_sandbox_ (sandbox).

Headers

Verifa-VersiondateOptional

API version date string (e.g. 2026-02-01). If omitted, the version pinned to your API key is used.

Request

This endpoint expects an object.
tokenstringRequired
chip_personal_datamap from strings to anyRequired
passive_auth_passedbooleanRequired
chip_photo_base64string or nullOptional
active_auth_passedboolean or nullOptional
data_groups_readlist of integersOptional

Response

NFC data accepted.
statusstring

Errors

400
Bad Request Error