Is it possible to lock a QGIS project file, so only I can open it with a password?

I work with a QGIS 2.18 version and I'm looking for a solution inside the QGIS software. in my map, i use only with regular layers and use not PostGIS. I red Password Protect QGIS project and it didn't answered my question.


You could zip it with a password. That way it will not be accessible without authorization.

Because OP didn't provide any information of an OS, assumption is that windows is the current system environment.

how to lock a file

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