How to add an **existent** security group to a folder?
43214
What command changes the Group setting for a directory?
153677
Is there a reason why 'owner' permissions exist? Aren't group permissions enough?
1291
I added a user to a group, but group permissions on files still have no effect
42092
Unable to read file although member of group with read permissions
20058
Mounting filesystem with special user id set
61026
How to apply changes of newly added user groups without needing to reboot?
10843
How to allow to run su instantly after I added the user to the appropriate group
4849
Permission denied to change gid(group) of a file I own
24430
Delete/repair files with weird permissions/owner/group
77293
How can I reset permissions on (sub)folders under Windows Vista?
46921
How can I safely create a nested directory?
90446
Is there a way to HIDE a file/dir from a specific user/group?
7135
Why does the group need --x permission on the parent directory?
28759
Change folder permissions and ownership
43449
Adding execute permission in opt folder
99844
Linux Group Permissions not being enforced correctly.
26065
granting write permissions to a group to a folder