generated: '2026-07-19'
method: searched
source: >-
  https://docs.iyzico.com/en/getting-started/preliminaries/authentication/hmacsha256-auth ,
  https://docs.iyzico.com/en/advanced/webhook , https://iyzico.statuspage.io
versioning:
  auth_scheme: IYZWSv2 (current); IYZWS/SHA1 (v1, superseded)
  api_reference: 'API Reference is published as "Beta"'
  docs: https://docs.iyzico.com/en/getting-started/preliminaries/api-reference-beta
deprecation:
  policy_url: https://docs.iyzico.com/en/advanced/webhook
  sunset_header: false
  deprecated:
  - item: X-Iyz-Signature (webhook signature v1)
    status: no longer supported
    replacement: X-IYZ-SIGNATURE-V3
  - item: X-Iyz-Signature-V2 (webhook signature v2)
    status: no longer supported
    replacement: X-IYZ-SIGNATURE-V3
  - item: IYZWS SHA1 authorization
    status: superseded
    replacement: IYZWSv2 (HMACSHA256)
status_page: https://iyzico.statuspage.io
support:
  email: entegrasyon@iyzico.com
  help_center: https://www.iyzico.com/en/support/help-center