Values.StopKeyUsageInputSourceDisables an Amazon Web Services Payment Cryptography key, which makes it inactive within Amazon Web Services Payment Cryptography. You can use this operation instead of DeleteKey to deactivate a key. You can enable the key in the future by calling StartKeyUsage. 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. Related operations: DeleteKey StartKeyUsage