On Thu, Feb 14, 2008 at 03:41:32PM +0100, Lars G. Sander wrote: > > That would be the master key that "vanished" with the header, right? Exactly. > That way I am out of luck as it seems. I did not manually make a > backup of the LUKS header and I don't have a "dd" of that partition > lying around (I do have a backup of the data though). Good. That backup seems now to be the only accessible copy of your data. > - What are my chances of finding header information on the disk with hexdump? If it is there, you can find it. Best just look for the LUKS_MAGIC, documented in the on disk format documentation. You also know that this is most likely at a 512 byte boundary. Then use any search mechanism. > - Is there a documented way of backing up the LUKS header? The LUKS FAQ is your friend.... Arno -- Arno Wagner, Dipl. Inform., CISSP --- Email: arno@xxxxxxxxxxx GnuPG: ID: 1E25338F FP: 0C30 5782 9D93 F785 E79C 0296 797F 6B50 1E25 338F ---- Cuddly UI's are the manifestation of wishful thinking. -- Dylan Evans 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 - http://www.saout.de/misc/dm-crypt/ To unsubscribe, e-mail: dm-crypt-unsubscribe@xxxxxxxx For additional commands, e-mail: dm-crypt-help@xxxxxxxx