# Barclays Authentication API

**Canonical:** https://apis.io/apis/barclays/authentication-api/  
**Provider:** Barclays — https://apis.io/providers/barclays/  
**Documentation:** https://developer.barclays.com/apis/authentication/4f4800dd-6a0f-42fe-b6da-5cb2ba8891f5.bdn/documentation

Barclays Authentication API is one of 23 APIs that [Barclays](https://apis.io/providers/barclays/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Authentication and Security. The published artifact set on APIs.io includes API documentation.

Secure OAuth2 authentication for accessing Barclays Open Banking APIs.

## Machine-readable artifacts (1)

- **Documentation** — https://developer.barclays.com/apis/authentication/4f4800dd-6a0f-42fe-b6da-5cb2ba8891f5.bdn/documentation

## Other Barclays APIs (12)

- [Barclays Smartpay Web Payment API](https://apis.io/apis/barclays/barclaycard-smartpay-web-payment-api/)
- [Barclays Bank Ireland Confirmation of Funds API](https://apis.io/apis/barclays/barclays-bank-ireland-confirmation-of-funds-api/)
- [Barclays Account and Transactions API](https://apis.io/apis/barclays/account-and-transactions-api/)
- [Barclays Bank Ireland Account Information API](https://apis.io/apis/barclays/barclays-bank-ireland-account-information-api/)
- [Barclays Bank Ireland Payment Initiation API](https://apis.io/apis/barclays/barclays-bank-ireland-payment-initiation-api/)
- [Barclays Confirmation of Funds API](https://apis.io/apis/barclays/confirmation-of-funds-api/)
- [Barclays Consent API](https://apis.io/apis/barclays/consent-api/)
- [Barclays Dynamic Client Registration API](https://apis.io/apis/barclays/dynamic-client-registration-api/)
- [Barclays Event Notification API](https://apis.io/apis/barclays/event-notification-api/)
- [Barclays Payment Initiation API](https://apis.io/apis/barclays/payment-initiation-api/)
- [Barclays ATM Locator API](https://apis.io/apis/barclays/atm-locator-api/)
- [Barclays Branch Locator API](https://apis.io/apis/barclays/branch-locator-api/)

## Tags

Authentication, Security

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/barclays/authentication-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/barclays/.