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Without more specific information about the "v23" reference or the exact models of PLCs and HMIs you're dealing with, it's challenging to provide a precise solution. If "v23" refers to a specific software version or tool, here are some steps:
is a third-party software utility marketed for "cracking" or recovering forgotten passwords from various industrial controllers (PLCs) and operator interfaces (HMIs) .
The following paper outlines the risks associated with these tools and the legitimate ways to manage industrial passwords. The Risks of "PLC/HMI Password Key" Tools Malware Delivery