ISPSoft User Manual 19.1 Password Protection Mechanisms Provided by ISPSoft To protect the programs or the core techniques developed by users, ISPSoft provides multiple protection mechanisms for the projects developed by the users. The password protection mechanisms provided by ISPSoft are shown below. Users can set or unlock the passwords, and adopt different data protection mechanisms according to their needs. 19-2 Password type Description ISPSoft project Program ID This is the first authentication information which needs to be checked on. If users want to download a project to a PLC, the program ID set in the project must be the same as the PLC ID set in the PLC.
A specific project can only be downloaded to a specific PLC. Project password The project password set in a project is used to protect the program in the project. If users want to open the POUs in a project protected by a project password, the system will require the users to type the correct password. POU password The POU password set in a POU is used to protect the POU. Users can set a password in a POU to protect the source code or the core technique in the POU. Subroutine password A subroutine password set in a subroutine is used to protect the subroutine. It prevents the programs in the function blocks from being analyzed after the programs are uploaded.