Questions about encryption such as home folder encryption, partition encryption and file encryption.

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Unable to decrypt two luks volumes post hardware change, simple mistake?

So here's the story I have an Acer R7 which I installed a 120gb evo 840 msata running Ubuntu 14.04 leaving the stock hard drive alone for the time being. In a bit of a rush for some storage space, ...
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1answer
215 views

cryptsetup: Cannot wipe header on device

I am trying to encrypt an external hard drive on Ubuntu 14.04 followig this guide. I started by formatting to ext4: $ sudo mkfs.ext4 /dev/sde1 mke2fs 1.42.9 (4-Feb-2014) Filesystem label= OS type: ...
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1answer
17 views

sudo start program as user with encrypted home

I am logged in as user1 and want to start a program1 with sudo user2: sudo -u user2 program1 But home of user2 is encrypted. So program1 exits because it can't write to it's settings folder. How ...
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1answer
38 views

ecrypte-recover-private not unencrypting with mount passphrase

My laptop (Ubuntu 12.04) stopped mounting my encrypted home drive today after several months of working fine. I have been using the same login password since I set up the encrypted home drive a few ...
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1answer
131 views

Removing Encryption on Ubuntu 14.04

Here is the issue, I encrypted my installation so at boot I need to enter a passphrase. Now I want to remove this so I can resize the main drive, i have tried every possible scenario nothing works. ...
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1answer
16 views

passphrase issue with correct ssh keys

It is the first time I experienced this issue : I have setup ssh keys and I set the passphrase. Since the file is not id_rsa but id_rsd, I set this Host someIP HostName someIP User git ...
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2answers
97 views

Passing encrypted password in mount command

I am trying to cron a simple 4 line bash script to backup a folder which requires me to mount the NAS folder for which I have to provide the password. Which is a big NO , Is there a way to pass the ...
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39 views

Ubuntu 14.04 LTS Black Screen after Ubuntu Splash - Acer One 753

I gave up and rebuilt without the encrypted $HOME and swap space but I wonder if anyone else has seen this or if it was self-inflicted. I have looked at many resources online and tried the ...
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1answer
79 views

How to mount partitions in nautilus as a normal user?

I have made several partitions on my hard disk. One is encrypted (LUKS) and contains my sensitive data. I don't want this partition to be mounted permanently (by automounting it via fstab), only when ...
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1answer
52 views

Boot old ubuntu harddrive luks encrypted

I've changed my harddisk, to a bigger one. The old one had Ubuntu 14.04 with full disk encryption (luks). The new hard disk has a fresh install of Ubuntu 15.10 without disk encryption. I need however ...
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1answer
106 views

How to mount partitions as normal user?

I have made several partitions on my hard disk. One is encrypted (LUKS) and contains my sensitive data. I don't want this partition to be mounted permanently (by automounting it via fstab), only when ...
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1answer
34 views

Extend encrypted, large volume on VM

So like the topic says I am trying to resize (extend) one of my VMs using encrypted LVM. What I've done so far Partitioned and formatted the new drive (using parted, ext4) Added it and extended ...
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0answers
95 views

Dual Booting Kali Linux and Ubuntu on encrypted hard drive

:) I started using Ubuntu a couple of months ago and I really like it. I have done a little research and would like to try out Kali Linux but also have Ubuntu as a second OS to fall back on. I am ...
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3answers
420 views

Ecryptfs - Encrypt second folder (for dropbox) in addition to encrypted home folder

I've encrypted my home partition in Ubuntu (15.10 currently). Now I am trying to encrypt a single directory so that I can use it to sync. with e.g. dropbox securely. Therefore, I need a new ...
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0answers
119 views

Ubuntu-Phone - SIP/VOIP

On some dev notes I read about that this was beeing tested. How far are we on this and will it be added. A native SIP client would be very interesting as Ubuntu-Phone would be the only open OS, ...
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0answers
22 views

External HDD won't work after using cipher/encrypting files

It's the second time with another HDD and I can't explain why it's happening this. I used gpg --cipher-algo AES256 -c file to encrypt some files directly on the external drive and after I unplug it ...
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1answer
41 views

Key is CORRECT: “not authorized” to decrypt?

On ubuntu 14.04 I installed Xfce to make remote desktop work. On win7 when i rdp to the machine and attempt to mount an encrypted usb device I get "not authorized to perform operation" message. I've ...
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0answers
17 views

Why do I sometimes have to restart Ubuntu to get the field to input my encryption passphrase?

Using 14.04 with encryption set up automatically by the installer. At first I thought it was an issue related to GRUB, but it doesn't matter how many seconds before boot I set GRUB to. The screen ...
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2answers
55 views

Ubuntu can connect iphone's hotspot, but not Motorola router [closed]

I am trying to connect my Xubuntu laptop to Motorola Arris surfboard sbg6782AC router. Previously I couldn't see any networks, but thanks to the help from AskUbuntu ( No wifi with N1525 or external ...
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1answer
50 views

How to shut down when only at encryption password page?

Possibly a silly question. I have my hard drive encrypted so on turning on my laptop I have to enter my hard drive password. There is nothing else on this screen. If I wish to shut down my computer at ...
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0answers
32 views

What will happen to home partition if I reinstall ubuntu

I decided to reinstall ubuntu because of many problems that I can't fix. I have a home partition that is encrypted. If I reinstall ubuntu can I access to /home and how to do it. I don't know the ...
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1answer
66 views

Opening True Crypt volumes and files. 14.x

I have two drives in my computer. One boots Win7 the other Ubuntu 14. I have external USB drives with banking and other data that are encrypted with truecrypt. I don't want to use BitLocker and have ...
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0answers
29 views

Can't access backup data

I just reinstalled Ubuntu 14.04 on my computer. Prior to reinstallation, I booted from a live CD and copied my home folder to an external HDD. But now I have two new problems. I am unable to copy the ...
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2answers
702 views

How can i access my encrypted hard drive on another pc?

My ubuntu pc collapsed and i turned my internal hard drive to an external usb hard drive. After a lot of trying i ended up with a live usb on my laptop and after i enabled universe repositories and ...
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0answers
46 views

lvscan not listing logical volume

I am trying to recover data from another disk which has lvm. I have booted from another disk, and I can see the disk - Even if I luksOpen it, I get - In either case lvscan or vgs or pvs do not ...
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1answer
190 views

How to make hibernation work again on 15.10 after disabling encrypted swap

on my clean install of Xubuntu 15.10 I am unable to make hibernation work, although it's been working on my laptop successfully since 11.10 or so. The only thing changed is that I have selected ...
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0answers
13 views

Set up removable media as automatic decrypt key

I have a ton of floppy disks and was thinking I might be able to put them to use. My computer has a floppy drive and I was thinking I could set up different floppy drives as different automatic "keys" ...
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1answer
85 views

Is it possible to enable paste in the pin entry in thunderbird?

As Evolution does not support TLS Client Certificate Authentication, I have switched to using Thunderbird. I also use gpg encryption. As my pgp pin is rather long, I store it in a password manager. ...
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1answer
63 views

how to prevent kleopatra (or other openpgp tools) from storing your key passphrases

I am trying to use kleopatra to encrypt not just messages but files as well. I have noticed that when decrypting a file, it no longer asks me for the key's pass-phrase. Presumably because the ...
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0answers
63 views

upgrading from a 256gb ssd drive to a bigger one

My laptop came with a 256gb SSD disk. I'm running Ubuntu 14.04 on it and activated the disk encryption when I installed it (as far as I know you can't disable it afterwards, can I?) Anyway I don't ...
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0answers
102 views

Can not play encrypted DVDs, already installed ubuntu restricted extras

Hi I can not play dvds on Xubuntu 14.04. In Parole I get the error: "GStreamer backend error, Could not read DVD. This may be because the DVD is encrypted and a DVD decryption library is not ...
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1answer
162 views

How do I mount an eCryptFS encrypted partition on login?

I want to mount my old encrypted home partition when I login to my new installation. The homes use Ubuntu default encryption (eCryptFS). Both my old and new installation use the same password. How can ...
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383 views

Encryption help

I messed up my system the other night and after going through all avenues, I decided I'll make a back up of my data and just re-install. I have mounted my encrypted drive before but now I am faced ...
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1answer
167 views

When using dualboot, can Windows 10 access files on my Ubuntu encrypted partition?

If I am using dual boot (GRUB2) from 1 physical hard disk, would be Windows 10 and/or the software on the Windows 10 partition (including malware and viruses) be able to access the my encrypted Ubuntu ...
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0answers
88 views

installing (L)ubuntu 15.10 with ext4 native encryption on entire partition

I want to install (L)ubuntu from scratch and use ext4 native encryption to encrypt entire partition from root directory "/" down to the last file and have on that same partition installed the ...
0
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1answer
371 views

How to fix corrupted permissions inside encfs encrypted folder

I manage and mount a encrypted folder with Gnome encfs manager and it worked for years. Suddenly it seems like the files or permissions inside were corrupted. Mounting works as usual on terminal as ...
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0answers
28 views

cryptsetup: Number Pad doesn't work

When entering the password at the cryptsetup prompt, the numberpad does not function correctly. It enters multiple characters instead of numbers. Toggling numlock does not change this behavior. The ...
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1answer
278 views

Impossible to boot on encrypted root partition after 15.10 upgrade

Since I upgraded my system to 15.10 it freezes just after I type and validate the root partition password: EFI Boot Grub2 Panel System ask password for the root partition User type and press Enter ...
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0answers
12 views

Is log-in back into (encrypted) installation possible?

Here is 15.04 with encrypted home-partition and because of system-d I was kicked out of gdm and then I was not able to log-in back into desktop. So then I changed the password to an empty password ...
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1answer
368 views

How to fix non-working USB (keyboard, mouse) after grub menu for full-disk encrypted installation?

I have a freshly installed Ubuntu 14.04 on a Dell E5450. The hard disk is fully encrypted on installation. The laptop's keyboard is working fine, yet I have trouble when trying an external USB ...
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1answer
187 views

Can ecryptfs login and mount passphrases be changed?

Consulting the Internet documentation and the UNIX manpages of ecryptfs, I found a bit confusing the random use of login and mount passphrases, wrapping and wrapped passphrases. For instance, from ...
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2answers
236 views

ecryptfs and login passphrase vs mount passphrase

I installed ecryptfs-utils and used it to create a Private encrypted folder in my home directory. During creation of Private encrypted folder I was asked for a login passphrase and a mount ...
0
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1answer
71 views

Decrypt home folder on login, not on boot

I have encrypted my home directory and am prompted for the passphrase on boot, to decrypt the volume. The problem with this approach is that boot is blocked till somebody (usually me) has physical ...
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1answer
956 views

Upgrade to 15.10 fouled SDA5_crypt

TLDR: upgrade to 15.10 from 15.04 appears to have altered my access to sda5 encrypted system. Ubuntu recognises the password as correct, but fails to access. Ultimately, I'd like to be able to access ...
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0answers
56 views

Gnome Disks is crashing when creating encrypted partition

In Ubuntu 15.10, I have a second hard-drive and I'm trying to create an encrypted partition using the included GUI for partitioning disks. But upon doing that Gnome Disks is crashing. This is a clean ...
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1answer
53 views

Setting AuthorizedKeysFile value causes ssh failure?

Upon rebooting my ubuntu machine remotely over ssh, I was no longer able to ssh to that machine. It was suggested that this was due to my home directory being encrypted with the authorized_keys ...
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16 views

Minor malformation in cryptdisks_start text formatting

I am not sure if this is a bug or if I am missing packages, but since Ubuntu 15.10 I have two minor problems with cryptdisks_start: * crypt (starting).. Unlocking the disk /dev/sda3 (crypt)\nEnter ...
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47 views

Screen stays blank if I boot after a shutdown. It only works every second time after a hard reset

I upgraded von 15.04 to 15.10 and since then I am experiencing a boot problemn: Reboot works. When I boot the screen stays 100% blank. Not even the purple Ubuntu background colour comes up. When I ...
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0answers
25 views

Ubunut 14.04 Full Disk Encryption Problem Booting?

When full disk and free space encrypted computer does not boot-- just sits in power saving mode blank screen ? It does not work --- this is dell device---? Veracrypt etc fine but not this ...
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1answer
44 views

Let LVM+LUKS volume grow over new drive or RAID?

I would like to extend the storage capacity on my Ubuntu server by adding more drives. I'm currently using LVM+LUKS on my server so I'm having some difficulty understanding how I may add my new ...