Date: Mon, 26 Nov 2001 20:58:17 -0500 From: Mike Tancsa <mike@sentex.net> To: Kris Kennaway <kris@obsecurity.org> Cc: freebsd-security@freebsd.org Subject: Re: crypted remote backup Message-ID: <5.1.0.14.0.20011126205442.043d1fe0@192.168.0.12> In-Reply-To: <20011126175320.C20635@xor.obsecurity.org> References: <E168Wnh-0000EG-00@rip.psg.com> <E168Qts-000Bj5-00@rip.psg.com> <lolmgtgkom.fsf@mighty.grot.org> <E168Wnh-0000EG-00@rip.psg.com>
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What is password security like in programs like RAR ? The warez traders
seem to like to use it for posting to newsgroups because you can add extra
recovery information into each of the parts/volumes. There is also a built
in encryption option. Do think it is sufficiently safe ?
---Mike
At 05:53 PM 11/26/2001 -0800, Kris Kennaway wrote:
>On Mon, Nov 26, 2001 at 05:12:41PM -0800, Randy Bush wrote:
> > > If you want rsync to only copy the updated/modified stuff you'll have
> > > to do the encryption on the "source" server and keep it in a separate
> > > "tree"
> >
> > so i have been thinking
> >
> > > and using PGP/GPG to do the encryption is the easiest way I've found to
> > > do it.
> >
> > is this feasible for 2GB files?
>
>I wouldn't recommend using it on all 2GB..a single bit error will
>render your backup useless. That's why I suggested breaking the file
>into chunks in my earlier mail. I wouldn't recommend using PGP
>either; you probably don't need it, and it will be slower than
>alternatives. Just use OpenSSL..e.g. an appropriate symmetric cipher
>and passphrase.
>
>Kris
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Mike Tancsa, tel +1 519 651 3400
Sentex Communications, mike@sentex.net
Providing Internet since 1994 www.sentex.net
Cambridge, Ontario Canada www.sentex.net/mike
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