[COLUG] Clearing your data from an HDD (was Re: Drive Wiping Speed)

[Duane]

William Yang wrote:
> William Yang wrote:
> 
>> Net result:  /dev/zero is about 8x to 10x faster than /dev/urandom...
> 
> Sorry for the response to myself, but I need to do better math in my head.
> 
> Net result:  /dev/zero is about 80x to 100x faster than /dev/urandom...
> 
> Even so, it seems to still be advised to use /dev/urandom when you're
> clearing disks to protect whatever data may have been stored on it in
> the past, especially before giving away or reusing the disk.

man bcwipe

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 Duane

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