Re: How to compress LUKS v2 header?
Arno Wagner <[email protected]>
| Newsgroups | gmane.linux.kernel.device-mapper.dm-crypt |
|---|---|
| Message-ID | <[email protected]> |
Hi, compressing the anti-forensic stripes would require breaking some pretty impressive crypto. In short, for all practical purposes, compression is impossible. Regards, Arno On Thu, Dec 26, 2019 at 21:20:44 CET, Julio Cesar Faracco - [email protected] wrote: > Hi all, > > I'm trying to compress a LUKS v2 header file, but I'm not seeing any > sensible reduction. > I'm using `cryptsetup luksHeaderBackup /dev/sda2 --header-backup-file /tmp/backup.header` > I used ZIP and GZIP, but I got 0% of reduction of `backup.header`. :-( > Do you have any suggestions of what algorithm should be used to > compress this type of file? > > Thanks! > > -- > Julio Cesar Faracco > _______________________________________________ > dm-crypt mailing list > [email protected] > https://www.saout.de/mailman/listinfo/dm-crypt -- Arno Wagner, Dr. sc. techn., Dipl. Inform., Email: [email protected] GnuPG: ID: CB5D9718 FP: 12D6 C03B 1B30 33BB 13CF B774 E35C 5FA1 CB5D 9718 ---- A good decision is based on knowledge and not on numbers. -- Plato If it's in the news, don't worry about it. The very definition of "news" is "something that hardly ever happens." -- Bruce Schneier _______________________________________________ dm-crypt mailing list [email protected] https://www.saout.de/mailman/listinfo/dm-crypt