> For the complete documentation index, see [llms.txt](https://docs.vida.id/identity-stack/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.vida.id/identity-stack/verify/kyc-web-sdk/integration/backend-integration.md).

# Backend Integration

- [Overview](https://docs.vida.id/identity-stack/verify/kyc-web-sdk/integration/backend-integration/overview.md)
- [SDK Response](https://docs.vida.id/identity-stack/verify/kyc-web-sdk/integration/backend-integration/sdk-response.md)
- [KYC Status API](https://docs.vida.id/identity-stack/verify/kyc-web-sdk/integration/backend-integration/kyc-status-api.md)
- [Transaction Details API](https://docs.vida.id/identity-stack/verify/kyc-web-sdk/integration/backend-integration/transaction-details-api.md)
- [Fraud Shield API](https://docs.vida.id/identity-stack/verify/kyc-web-sdk/integration/backend-integration/fraud-shield-api.md)
- [Error Code](https://docs.vida.id/identity-stack/verify/kyc-web-sdk/integration/backend-integration/error-code.md)