At 12:59 -0500 4/10/09, Michael Elliott wrote: >Can anyone point me to a primer on how to make a disk image that I can > >1) encrypt so that it's password protected > >AND > >2) has a variable size (increases on-the-fly as the needs increase) > >BUT > >3) is accessible to more than one user account when mounted > >BUT > >4) is inaccessible to other accounts that I don't want it accessible to? I would try creating the disc image as discussed and in there create a folder to contain the 'stuff'. Then I'd play with the 'Sharing' protection of that folder in the 'Get Info' Inspector to add extra users and remove 'Everyone' and undesired groups. David -- David Ledger - Freelance Unix Sysadmin in the UK. HP-UX specialist of hpUG technical user group (www.hpug.org.uk) david.ledger at ivdcs.co.uk www.ivdcs.co.uk