Excellent. Also, thank you for the feedback! Regards, Arno On Wed, Feb 24, 2016 at 09:43:02 CET, Florian Dotzer wrote: > > > On 02/18/2016 02:51 AM, Florian Dotzer wrote: > >> I tried dd on files to replace the first 512 bytes of a file , but > >> the target file was completely replaced with this command : > >> > >> dd if=512_bytes_with_fixed_header of=file_with_first_64_MB_of_md0 bs=512 count=1 > > > When the target is a file, you need to include "conv=notrunc" so > > that the file will not be truncated to zero length when it is > > opened. That is not an issue when the target is a block device, > > but there is no harm in using "conv=notrunc" there, too. > > Thanks to Bob , Arno , Sven and all others. I was able to remount > with the corrected LUKS Header . > > Now I have a backup of the header and a backup of the key. > > currently I am backing up all data > > Please enjoy a virtual drink of your choice ;-)) > > > Sorry lsblk command was not available so I cannot report any output of that. > > best wishes to all , Florian > _______________________________________________ > dm-crypt mailing list > dm-crypt@xxxxxxxx > http://www.saout.de/mailman/listinfo/dm-crypt -- Arno Wagner, Dr. sc. techn., Dipl. Inform., Email: arno@xxxxxxxxxxx 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 dm-crypt@xxxxxxxx http://www.saout.de/mailman/listinfo/dm-crypt
