James B. Byrne wrote: > On Thu Jun 12 17:21:43 UTC 2014, John R Pierce pierce at hogranch.com > wrote: > >> On 6/12/2014 10:12 AM, m.roth at 5-cent.us wrote: >>> We use two methods: for the drives that are totally dead, or*sigh* the >>> SCSI drives, they get deGaussed. For SATA that's still running, we use >>> DBAN.*Great* software. From what I've read, one pass would probably be >>> good enough, given how data's written these days. With my name >>> certifying it, I do paranoid, and tell DBAN the full 7-pass, DoD 5220.22-M. I >>> *really* don't think anyone's getting anything off that. >> >> if the drive has remapped tracks, there's stale data on there you can't >> erase with DBAN. >> >>> We don't have any SSDs, so I can't speak to that. Bet you could deGauss >>> them, easily enough. Or maybe stick 'em on a burner on a stove to get >>> over >>> the Curie point....* >> >> degaussing would do nothing to flash memory, its semiconductor, >> not magnetic. > > An EMP gun on the other hand. . . I could try out my new welding rig.... mark