This seems a good solution! I need to modify BackupPC in order to pipe 
it to 7zip right after tar'ing. Which script should I modify?

dan wrote:
> for a high-compression AES 256bit encryption you can use a tar.7z.  
> you need to wrap the files in tar to preserve permissions and meta 
> data and then 7z it with AES.  7z is also a very powerfull compressor, 
> better than zip or gzip and can match bzip2 but be faster.  you could 
> technically use 7zip to make AES encrypted regular zip(pkzip style) 
> zip files.
>
> Alternatively, you could just use tar.gz and then encrypt that file 
> with another program.
>
> On Tue, Apr 15, 2008 at 9:35 AM, Nils Breunese (Lemonbit) 
> <nils AT lemonbit DOT nl <mailto:nils AT lemonbit DOT nl>> wrote:
>
>     Alexandre Joly wrote:
>
>     > I thought of zip as a good solution for achieving encrypted backups.
>     > But you are right here, it will lose metadata. My only requirements
>     > are that archives must be encrypted at the file level (forget
>     > encrypted volume)
>
>     At the file level of the archive or at the file level of the files
>     *inside* the archive? The first case is easy I guess: you could use an
>     encryption tool like GnuPG [0] to encrypt the archive created by
>     BackupPC. If the files inside the created archive need to be encrypted
>     then you'll have to hack your way into BackupPC I'm afraid...
>
>     > and that I can open those under Windows (using Winzip for example).
>
>     GPG is cross-platform.
>
>     Nils Breunese.
>
>     [0] http://www.gnupg.org/
>
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-- 
Alexandre Joly <aj AT infodev DOT ca>
Network Administrator
Infodev Electronic Designers Intl
(418) 681-3539 ext. 153


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