> ## Documentation Index
> Fetch the complete documentation index at: https://docs.dexxify.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Verify BVN

> Submit a BVN for identity verification. One per user across all businesses.



## OpenAPI

````yaml /openapi.json post /api/v1/kyc/bvn
openapi: 3.0.0
info:
  title: Dexxify API
  description: >-
    Crypto Infrastructure API for Africa (Wallets, Payouts, Offramp, Onramp,
    KYC, KYB)
  version: '1.0'
  contact:
    name: Dexxify
    url: https://www.dexxify.com
    email: dexxifyhq@gmail.com
servers: []
security: []
tags: []
paths:
  /api/v1/kyc/bvn:
    post:
      tags:
        - KYC Verification
      summary: Verify BVN
      description: >-
        Submit a BVN for identity verification. One per user across all
        businesses.
      operationId: KycController_verifyBvn
      parameters: []
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/VerifyBvnDto'
      responses:
        '201':
          description: BVN verification submitted successfully.
        '400':
          description: Validation failed or the request body/params were malformed.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponseDto'
        '401':
          description: Missing, invalid, or expired authentication.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponseDto'
        '404':
          description: The requested resource could not be found.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponseDto'
        '409':
          description: The resource already exists or is in a conflicting state.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponseDto'
      security:
        - api-key: []
components:
  schemas:
    VerifyBvnDto:
      type: object
      properties:
        bvn:
          type: string
          description: 11-digit Bank Verification Number
          example: '12345678901'
        validation:
          description: Optional fields to validate against the BVN record
          allOf:
            - $ref: '#/components/schemas/KycValidationDto'
      required:
        - bvn
    ErrorResponseDto:
      type: object
      properties:
        success:
          type: boolean
          example: false
        status:
          type: number
          example: 400
        message:
          type: string
          example: Validation failed.
        errors:
          type: object
          example:
            - amount must not be less than 0
        timestamp:
          type: string
          example: '2026-09-17T12:00:00.000Z'
      required:
        - success
        - status
        - message
        - timestamp
    KycValidationDto:
      type: object
      properties:
        first_name:
          type: string
          description: First name to match against record
          example: John
        last_name:
          type: string
          description: Last name to match against record
          example: Doe
        date_of_birth:
          type: string
          description: Date of birth (YYYY-MM-DD)
          example: '1990-01-15'
        selfie:
          type: string
          description: Base64-encoded selfie image for facial match
          example: data:image/jpeg;base64,...
  securitySchemes:
    api-key:
      scheme: bearer
      bearerFormat: JWT
      type: http
      description: API key for /api/v1/* endpoints

````