Re: Frequency of backup of headers for LUKS1 and LUKS2
Arno Wagner <[email protected]>
| Newsgroups | dev.linux.lists.cryptsetup |
|---|---|
| Message-ID | <[email protected]> |
Header backup is only needed if you change the header. Data-area backup is another question. Arno On Mon, Nov 21, 2022 at 12:06:57 CET, Lamy Geier wrote: > Given that I won't add or remove any key from header key slot, or I won't > re-encrypt (i.e. change the master key), how often do I need to backup the > LUKS1 and LUKS2 header? Is doing the backup once enough and making sure that > the backup is not corrupted? > > Are there any other situation where one needs to backup the headers of LUKS1 > and LUKS2 more often? > > I was wondering if the contents of header changes in any other way, that > requires backup, if it affects restore possibility. > > Thanks and Regards > > Lamy -- 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