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0
votes
0answers
8 views

dm_crypt mount on login takes 90 seconds

I'm trying to configure automounting encrypted home on login with user password=encryption password. I'm using archlinux + kde + sddm + crypsetup (dm_crypt). Following archlinux article I did as ...
0
votes
1answer
91 views

Cryptmount-setup is not working

When I tried to set up encryption using cryptmount-setup, it just returns without any feedback. It did not even created the crypto.fs file. I ran the commands: cryptmount nextcloud_data and cryptmount ...
1
vote
1answer
638 views

dm-crypt / cryptsetup which block encryption dimension use

I'm working on dm-crypt utilizing cryptsetup. I'm interested to understand if it's using a fixed block dimension to encrypt files. I explain it better: I created a LUKS envelop, formatted it with ...
3
votes
1answer
2k views

LUKS passphrase doesn't work

One day, when I turned on the computer, my passphrase for home part /dev/sda7 doesn't worked (I am 147% absolutely sure, that I was writing right pass)! After three times of tries, I have rebooted ...
1
vote
0answers
836 views

Is Easy-to-use Multi-factor Full Disk Encryption Available?

I had a setup where my removable device contained a single partition with encrypted data and nothing else on it to distinguish it from random data. On a physically separate device, I had a pair of ...
1
vote
0answers
322 views

Is multiple ecryptfs encryption possible?

Is multiple ecryptfs encryption possible? How to encrypt a folder called level2 with ecryptfs that is inside a ecryptfs mounted folder called level1? level1 and level2 folder are organized as # ...
1
vote
0answers
580 views

Debian fails to prompt for encrypted disk password on boot

I am using Debian Scratch with encrypted root partition. The last kernel version where it worked was 4.6.0. For kernels 4.7.0 and 4.8.0 it prints on the boot repeatedly and forever following messages: ...
1
vote
1answer
237 views

Mounted drive disappears and is no longer a valid LUKS device

A few days ago, I formatted and encrypted (LUKS+Ext4) a solid state drive the lazy way (using gnome-disks). The disk was mounted and I moved some data to the disk from another drive that I was going ...
1
vote
0answers
176 views

How should the `crypto` kernel parameter be passed?

I've encrypted a root drive using a cipher with this format: <cipher>-<chainmode>-<ivmode>:<ivopt>. Let's call this [CIPHER] for short. To boot from this device, certain ...
1
vote
1answer
76 views

Linux Volume Encryption: Possible to specify your own Encryption Tool?

I want to use Volume Encryption on my Debian machine. Linux does have such a tool for that. But I want to use my own encryption tool to encrypt a partition. Now, is it somehow possible to specify it ...
6
votes
2answers
2k views

remap read-only LUKS partition to read-write

cryptsetup can be invoked with --readonly or -r option, which will set up a read-only mapping: cryptsetup --readonly luksOpen /dev/sdb1 sdb1 Once I have opened a device as read-only, can I later re-...