Access Control List (ACL)

• Example:

  • ls -l a.out -rwxr----- 1 vahid staff 8676 Jan 15 22:56 a.out
  • setfacl -s user:ed:rwx,user::rwx,group::rw-,mask:r--,other:--- a.out ls -l a.out -rwxr-----+ 1 vahid staff 8676 Jan 15 22:56 a.out
  • getfacl a.out
    • # file: a.out
    • # owner: vahid
    • # group: staff
    • user::rwx
    • user:ed:rwx #effective:r--
    • group::rw- #effective:r--
    • mask:r--
    • other:---