Hi,

As we noticed the announcement of "API Integration Changes" - MD5 Hash Removal/Disablement.

The link we found https://developer.authorize.net/api/upgrade_guide/

in that  HTTP GET STATUS: End of Life. in that it is showing alternate solution link to call API as bellow.

https://developer.authorize.net/api/reference/


Let us know does we need to do any changes in plugin code to call API for the changes of MD5 Hash Removal/Disablement.