Charles Lacroix wrote on Tue, 16 May 2006 13:11:12 -0400: > you might want to look into "chattr" i know you can set a few options to make > sure they can't modify or remove a file. Thanks for mentioning it. chattr was what I was referring to with "acl extensions". I know it's powerful. I experimented with it a few years ago and found it interesting, but also hard to maintain. If possible I prefer to do it another way. Sticky bit seems just the right thing. Kai