0
votes
0answers
59 views

Unlocking Encrypted Root (LUKS on LVM) with “hidden” USB Keyfile

I have a Ubuntu Server 13.10 machine. Its root partition is encrypted with LUKS, which is then stored in a logical volume. On boot, the LV is mounted and then cryptsetup requests my passphrase; once ...
1
vote
0answers
54 views

LUKS decryption step missing during boot after upgrade

I upgraded my 12.10 installation that was residing on an LUKS encrypted EXT4 root partition. I did that with the 13.10 Iso standard on a DVD. I booted into the Test System, successfully mounted the ...
1
vote
2answers
488 views

Convert from EFI to BIOS boot

I have a Samsung Notebook NP900X4C with an LUKS encrypted installation of Linux Mint 15 on it. The system is booting in UEFI mode. The problem is that the samsung-notebook kernel module is disabled ...
3
votes
1answer
4k views

LUKS initramfs boot problem: “/dev/mapper/ubuntu-root does not exist.” How can I fix it using a backup?

First time asker, relatively new to Ubuntu/Linux. Haven't had much luck with the search function. Please forgive the essay below - the problem is a bit unique, I think... I'm running 12.04 on a ...
1
vote
2answers
2k views

How do I get Grub2 to boot a Truecrypt-encrypted MBR?

Given the following system: /dev/sda1 Windows, encrypted using TrueCrypt /dev/sda2 /boot /dev/sda3 /, encrypted (LUKS or how it is called) I now need GRUB2 to boot my truecrypt mbr ): Any hint on ...
0
votes
1answer
492 views

What should be content of grub2 custom entry to boot to another OS on LVM over LUKS along with Ubuntu?

I have Archlinux installed along with Ubuntu on LVM over LUKS. The problem is I cannot boot to arch from menuentry provided by os-prober. Can anyone tell me the custom entry configuration to dual boot ...
0
votes
1answer
3k views

Switch from encrypted partition to unencrypted (Error: cryptsetup: evms_activate is not available)

I initially installed Ubuntu 11.04 with an encrypted file system (from the alternate install CD: Guided Partitioning, LVM encrypted). Now I wanted to change this setup to have my root file system on ...
3
votes
1answer
4k views

GRUB2 failed with 'No video mode activated'

I've installed Ubuntu-Alternate 11.04 to use the encrypted feature. All works fine, but rebooting the system ended up in an error-message: Error: No video mode activated' Reading some threads I ...