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AWS payment-cryptography documentation change

Service: payment-cryptography · 2026-05-04 · Documentation low

File: payment-cryptography/latest/DataAPIReference/API_GenerateMac.md

Summary

Updated cross-account policy to support resource-based access control

Security assessment

Adds guidance on secure cross-account implementation via IAM policies, improving documentation without fixing a security issue.

Diff

diff --git a/payment-cryptography/latest/DataAPIReference/API_GenerateMac.md b/payment-cryptography/latest/DataAPIReference/API_GenerateMac.md
index 02a48e0b1..585e61f49 100644
--- a//payment-cryptography/latest/DataAPIReference/API_GenerateMac.md
+++ b//payment-cryptography/latest/DataAPIReference/API_GenerateMac.md
@@ -19 +19 @@ For information about valid keys for this operation, see [Understanding key attr
-**Cross-account use** : This operation can't be used across different AWS accounts.
+**Cross-account use** : This operation supports cross-account use when the key has a resource-based policy that grants access. For more information, see [Resource-based policies](https://docs.aws.amazon.com/payment-cryptography/latest/userguide/security_iam_resource-based-policies.html).