Understand Linux ACLs

Linux ACLs can control the filesystem features and flags for each file or folder.

Introducing ACLs in Linux

ACLs Kernel support

[synman@server ~]$ grep ACL /boot/config-$(uname -r)

Listing Filesystem ACLs

[synman@server synman]# sudo getfacl note.txt

Setting Default ACLs

Adding ACL entries

Removing ACLs

Troubleshooting ACLs