ISPSoft User Manual

ISPSoft User Manual
15.1 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.
Password type
ISPSoft
project
PLC
Program ID
Project
password
POU
password
Subroutine
password
PLC ID
PLC
password
Description
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.
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.
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.
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. This function only supports
DVP series PLCs. AH500 series CPU modules adopts another
mechanism.
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.
The PLC password set in a PLC is used to protect the data in the PLC.
If users want to download the data protected by a PLC password to a
PLC, or upload the data protected by a PLC password from a PLC,
they have to type the correct password.
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