# setfacl # Set file access control lists (ACL). # More information: <https://manned.org/setfacl>. # Modify ACL of a file for user with read and write access: setfacl -m u:username:rw file # Modify default ACL of a file for all users: setfacl -d -m u::rw file # Remove ACL of a file for a user: setfacl -x u:username file # Remove all ACL entries of a file: setfacl -b file $Follow @igor_chubin cheat.sh tldr