Linux Permissions

rwxrwxrwx 777 Read, Write and Execute permissions for all users.
rwxr-xr-x 755 Read and Execute permissions for all users. The file’s owner
also has Write permission.
rwxr-x – - - 750 Read and Execute permissions for the files owner and the group;
The file’s owner also has Write permission. Users who are not the
file’s owner or members of the group have no access to the file.
rwx- – - – - - 700 Read, Write and Execute permissions for the files owner only;
All others have no access.
rw-rw-rw- 666 Read and Write permissions for all users. No execute permissions
to anyone.
rw-rw-r- - 664 Read and Write permission to the owner and group. Read only
permissions to all others.
rw-rw- – - - 660 Read and Write permissions to the owner and group. No world
permissions.
rw-r- -r- - 644 Read and Write permission to the owner. Read only permissions to
all others.
rw-r- – - – - 640 Read and Write permission to the owner. Read only permission to
the group. No permissions to others.
rw- – - – - – - 600 Read and Write Permission to the owner. No permission to anyone
else.
r- – - – - – - - 400 Read Permission to the owner. No permission to anyone else.