App Store Receipt Signing Intermediate Certificate algorithm update

Developers need to update code in order for validation to continue working

Apple reminds developers that starting January 24, 2025 on-device App Store receipt validation code should support SHA-256 algorithm.

Apps could also use AppTransaction and Transaction APIs for transaction validation.

Apple Developer:

• Reminder: Upcoming Changes to the App Store Receipt Signing Intermediate Certificate

• TN3138: Handling App Store receipt signing certificate changes