Use a shredder. Crosscut is preferred over a strip shredder.
CD, DVD, diskette, etc.
Use the media shredder (located at the ITS HelpDesk, 7B-1113).
If the hard drive is to be reused, contact your support organization for recommendations for secure erasure.
If the hard drive is damaged or will not be reused, render the hard drive unreadable by using the degausser (located at the ITS