About a week back, i was suddenly unable to open my luks-encrypted partition. Mysteriously, a day later, it then worked again, but since two days ago, i an again locked out. Would you be willing to share your code, protagonist? >My current memcmp of the first 512 bytes therefore works just as well on >LVM as on ext4 and has managed to find a bit flip on a deliberately >corrupted key slot. >However, this is bad news for my ultimate target of recovering the >actual master key of the SSD in question, as it seems my previous >1-error checks have been unsuccessful, but valid. >Regards, >protagonist