Re: How to set sticky bit on all the subdirectories (recursively)

From: Barry Margolin (barmar_at_alum.mit.edu)
Date: 05/07/04

  • Next message: Matti Juhani Kurkela: "Re: rsh via ssh?" 
    Date: Fri, 07 May 2004 00:20:47 -0400

    In article <7f003b70.0405061520.220f68e6@posting.google.com>,
     vidaubannais@caramail.com (iffriganovitch) wrote:

    > Hi,
    >
    > I want users to be able to add files in a directory.
    > But I want the users NOT to be able to delete any of the present
    > files, not even the files they have created (it is a shared repository
    > partition).
    > Is it possible to set such a security policy with UNIX permissions
    > somehow? I was thinking that using sticky bits on the directories in a
    > clever way it could be possible ...

    No. When the directory sticky bit is set, a file's owner is still
    allowed to delete it, as is anyone with write permission to the file and
    directory.

    And even if they couldn't delete the files, they could just overwrite
    the file's contents with garbage. 

    -- 
Barry Margolin, barmar@alum.mit.edu
Arlington, MA
*** PLEASE post questions in newsgroups, not directly to me ***
  • Next message: Matti Juhani Kurkela: "Re: rsh via ssh?"