Access Control ListEdit

Linux

• Example of ACLs in action on Linux: "Git repository access control"

Mac OS X

To show existing ACLs on an entity, e.g foo:

$ ls -le foo

To add an item to the ACL for foo:

$ chmod +a 'username:allow read,write' foo

For a full list of possible perimissions, see the Mac OS X chmod man page.

For a concerete example of setting up ACLs on Mac OS X, see "Installing nginx 0.8.54 on Mac OS X 10.6.6 Snow Leopard".

Links

• Review of ACL functionality introduced in Mac OS X Tiger: http://arstechnica.com/apple/reviews/2005/04/macosx-10-4.ars/8
• Nice walkthrough of using ACLs on Mac OS X: http://aplawrence.com/MacOSX/acl.html

See also

• Wikipedia article on ACLs: http://en.wikipedia.org/wiki/Access_control_list