Upgrading from Client SDK 3 to Client SDK 5 requires you to have a source version of PingAccess that you plan to upgrade to or past a target version of PingAccess 7.3 or later.
To upgrade the AWS CloudHSM Client SDK from 3.x to 5.x to integrate it with a target version of PingAccess 7.3 or later:
You have upgraded to your target version of PingAccess and integrated AWS CloudHSM Client SDK 5 with it.