chmod 500 FILENAME

chmod r-x------ FILENAME

If you want to provide Read and Execute permission to the Owner then you can use this code: “chmod 500 FILENAME” or “chmod r-x------ FILENAME.”

MeaningNumericSymbolic
The Owner (user) has Read and Execute permissions5r-x
The Group has no permissions0---
The Public has no permissions0---
Owner
Group
Public