Gentoo Archives: gentoo-user

From: Joerg.Schilling@fokus.fraunhofer.de (Joerg Schilling)
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] Re: DVD Movie backups
Date: Fri, 16 Dec 2011 21:10:32
Message-Id: 4eebb352.wOLMeOhZGmAHsoUg%Joerg.Schilling@fokus.fraunhofer.de
In Reply to: [gentoo-user] Re: DVD Movie backups by Grant Edwards
1 Grant Edwards <grant.b.edwards@×××××.com> wrote:
2
3 > On 2011-12-16, Mark Knecht <markknecht@×××××.com> wrote:
4 > > On Fri, Dec 16, 2011 at 9:06 AM, Michael Mol <mikemol@×××××.com> wrote:
5 >
6 > >> No; you'll have to decrypt, or do without the encrypted bits.
7 > >>
8 > >> dvdbackup is probably the closest to what you want.
9 > >
10 > > Interesting. So even something that just copies blocks of data, like
11 > > dd, can't be used for that purpose?
12 >
13 > Correct. If you use dd to copy an encrypted disk, the result will be
14 > missing something like 90% of the data.
15
16 dd will abort on the first unreadable sector.
17
18 Jörg
19
20 --
21 EMail:joerg@××××××××××××××××××××××××.de (home) Jörg Schilling D-13353 Berlin
22 js@××××××××××××.de (uni)
23 joerg.schilling@××××××××××××××××.de (work) Blog: http://schily.blogspot.com/
24 URL: http://cdrecord.berlios.de/private/ ftp://ftp.berlios.de/pub/schily