Here’s how to convert a DMG file into an ISO file that can be mounted on a Windows PC. The DMG image format is by far the most popular file container format used to distribute software on Mac OS X. Taylor Gibb Updated July 12, 2017, 10:53pm EDT.
They often contain raw blocks of data that are usually compressed for. These files can be created with Disk Copy, burned to a CD or even mounted as a normal volume on Macintosh computers. You should only allow that if you really trust the application server, otherwise the application may use your credentials to purposes that you didn't think of, like sending e-mails on your behalf or changing data in a mission critical application pretending that you made that change. Kerberos Delegation is a feature that allows an application to reuse the end-user credentials to access recourses hosted on a different server.