Date: Fri, 21 May 1999 00:46:47 -0600 From: Wes Peters <wes@softweyr.com> To: Joel Maslak <jmaslak@wind-river.com> Cc: security@FreeBSD.ORG Subject: Re: Secure Deletion Message-ID: <37450157.181A953@softweyr.com> References: <3.0.6.32.19990520095507.00840010@india.wind-river.com>
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Joel Maslak wrote:
>
> Let's keep standard BSD semantics here, please!
>
> As for "secure" deletion... Why doesn't someone just write a simple
> user-space program to do that. True, it wouldn't handle calls to unlink(),
> but one would think that someone could modify the library really quick
> (provided no one does a system call directly, but uses the libc interface
> instead). I think this would be much better for everyone involved.
It'd be ever so much easier to do it with a MIB (kern.shred) or a
filesystem superblock or mount-time option for somewhat finer control.
In general, if you're worried enough about files to obliterate them
on deletion, you want to do so to every file, so a MIB makes sense.
--
"Where am I, and what am I doing in this handbasket?"
Wes Peters Softweyr LLC
http://www.softweyr.com/~softweyr wes@softweyr.com
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