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

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Create RAID from existing ENCRYPTED system drive?

I'm currently building a new server setup and want to (re)start using RAID. Yesterday I installed the new server and suddenly came to the conclusion that I want to reuse my current server drive for my ...
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default ubuntustudio 15.04 install crypto passphrase works fine except for swap

I did a fresh install of ubuntustudio 15.04 (64b), with activated encryption. I sometime get a request to provide a passphrase for ubuntu--studio--vg-swap_1, for example if I execute sudo service ...
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2answers
289 views

Use (Windows) BitLocker-encrypted drive on Ubuntu 14.04 LTS

How could I mount my BitLocker encrypted drive on Ubuntu? I have checked the Wine website, and it had no BitLocker support, and I have no idea how to install Dislocker on my computer. I can not ...
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0answers
7 views

Optimal Ubuntu setup for taking advantage of Clonezilla?

I'm having a problem regarding the cloning of my disk; Clonezilla requires as much free space as the size of my original drive. So, I decided to re-install Ubuntu manually following the instructions ...
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0answers
11 views

full disk encryption boot gui gone

I have installed my ubuntu system with full disk encryption. After installing updates, the gui that you type the password will not show, just a command line interface that keeps ticking information ...
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2answers
408 views

After new Ubuntu 15.04 installation, startup asks for password even though no disk encryption was set up

I installed a brand new SSD into my laptop and did a fresh install of Ubuntu 15.04, with NO system encryption used (only Home directory encryption). However, it still asks me for a password when ...
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2answers
19 views

Mistakenly encrypted partition while installing Ubuntu

My friend has tried to install Ubuntu on her USB (with live-usb) and used LMV encryption for the USB. Right now, it is not possible to load Windows normally. It seems she mistakenly encrypt her ...
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1answer
31 views

How to migrate ubuntu to an ssd when /home is encrypted with ecryptfs?

I discovered this topic 'How to migrate an encrypted LVM install to a new disk' which was useful for creating lvm volumes on my new SSD. Nevertheless, my original Ubuntu 14.04 has just a /home ...
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21 views

ecryptfs-recover-private doesn't accept my login passphrase [duplicate]

Ubuntu Live DVD (14.04 or 14.10) $ sudo ecryptfs-recover-private INFO: Searching for encrypted private directories (this might take a while)... INFO: Found ...
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0answers
36 views

What's a good way of protecting password on a plain text executable script?

I am managing a few dedicated game servers on a Ubuntu server 14.04 machine. These games are downloaded and updated by the SteamCMD tool, which for some games, requires login from the command line ...
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1answer
16 views

Use rsync to backup .ecryptfs, but also use exclude some folders inside

I want to backup the /home/.ecryptfs folder on my machine using rsync. I don't want to back up the unencrypted files. However, I want to exclude certain folders. For example, music, downloads, or ...
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1answer
40 views

What should I do? Reformatting Encrypted Hard Disk

I have a serious problem. Last night I was updating my Ubuntu system to the newest one, 15.04 on one of my two computers, but I was a little bit under the influence so I chose to encrypt the hard disk ...
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1answer
24 views

Can't access my home directory “Encrypted private directory is not setup properly”

Hi I'm trying to access my home directory on my laptop hard drive through a live usb. I cannot boot into the OS on the hard drive and the home and root directory is encrypted. I have the encryption ...
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0answers
38 views

Getting an “Enter Passphrase” box at boot

I have upgraded from 14.10 to 15.04 today. On 14.10, I did have my home folder encrypted. I have never had to enter a passphrase before (except the initial setting of it). Right after upgrading to ...
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2answers
32 views

The safest way to backup GPG and SSH keys

I have, in Ubuntu 14.10, generated a public and private GPG and SSH key set, but I am now needing to do a fresh install and don't want to lose them but don't just want to put them as text files on a ...
2
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0answers
99 views

Ubuntu shutdown freezes after suspend

I've recently installed Ubuntu 15.04 on my Acer Aspire V3, along with pre-installed Win8.1. During installation, I enabled /home encryption. There is no problem with suspending laptop for the first ...
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0answers
18 views

Encrypted private directory is not setup properly

I'm trying to access my home directory on my laptop hard drive through a live usb. I cannot boot into the OS on the hard drive and the home and root directory is encrypted. I have the encryption key ...
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0answers
17 views

Error while setting up an encrypted partition with cryptsetup

My goal is to install Ubuntu encrypted on a server with the help of the recovery console (from the hoster) via debootstrap. So I run the recovery console, which boots a live system (therefore I cannot ...
2
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1answer
116 views

Full Disk Encryption Passphrase at Boot: Keyboard not working

I have upgraded my System with full disk encryption from 14.10 to 15.04, and now i'm not able anymore to input my passphrase at boot and therefore can't access my system anymore. Strangely it worked ...
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1answer
433 views

Ubuntu 15.04 USB devices powered off at encrypted root password prompt

Since my update from Ubuntu 14.04 -> 14.10 -> 15.04 it sems that i cannot boot my system anymore as i am stuck at the password prompt when ubuntu appempts to mount my encrypted root partition. The ...
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0answers
15 views

How to handle disk encryption for remote connection?

I have at my workstation, an ubuntu 14.04 installation with full disk encryption. I now have to travel frequently for days and am planning to ssh into this machine from my chromebook to work remotely. ...
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0answers
12 views

How do I remove the password disk encryption? [duplicate]

At the time of installation I requested encrypt the disk with a password but want there to be no more password. How to change this?
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1answer
25 views

How to add new private key (OpenSSH) with multiple identities?

I have generated pair of both public and private key for one remote host. Now I want to add another private key in open format to connect via ssh to second remote host, but ssh denies connection with ...
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1answer
19 views

Encrypt second hard disk with same password

I installed Ubuntu 14 LTS with disk encryption (selected during installation). I have two questions: 1- What is encryption algorithm of current encrypted disk? 2- I have a second hard disk and I ...
3
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1answer
79 views

Can't access my encrypted home folder

My problem is the following: I decided to do an apt-get dist-upgrade. At first it said that it had to remove a lot of programs, which seemed a little suspicious, but I trusted the upgrade system. I ...
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0answers
17 views

Can't log in as user with encrypted home

I am running Ubuntu 14.04 from a flash, installed using UNetBootin. I can start the OS and do all the basic stuff. I created a new user with an encrypted home using the "sudo adduser --encrypt-home" ...
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30 views

Ubunt 14.04 Stuck on Boot screen Full Disk Encryption No Prompt

Ubuntu Will not boot. It will get stuck on a purple screen before asking for the encryption password. I thought it might be a video card issue so I booted in using recovery mode, and the console does ...
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0answers
23 views

How to boot encrypted windows partition

I have installed ubuntu 14.04 on a dedicated partition in my work machine. The Windows partition is encrypted with Symantec full disk encryption, and is not recognized by Ubuntu as Windows (and does ...
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0answers
61 views

How to tell what a PUA.JS.Xored actually is

Almost every time that I scan my machine with ClamAV I get some results reporting that there is this PUA in my browser's cache: PUA.JS.Xored And I understand that this is encrypted JavaScript of ...
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0answers
12 views

When I install loop-aes-utils, ntfs-3g and encfs are automatically removed

Ubuntu 12.04 When I install loop-aes-utils using Synaptic Package Manager, ntfs-3g and encfs are automatically removed. How come those packages are not compatible? I am trying encfs, and loop-aes ...
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2answers
70 views

Recover encrypted home folder after reinstallation

Yesterday I did a fresh installation of Ubuntu 14.10 over Ubuntu 14.04 and now I am not able to decrypt my home folder. I had two separate partitions: / and /home. I formatted my / partition but kept ...
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0answers
65 views

LUKS encrypted FS can no longer be mounted after upgrading Kubuntu

everyone! I fresh installed Kubuntu 15.04 these days but before I copied my /home partition to a encrypted partition on my spare HD. The problem is that I can decrypt it but cannot mount the LVM no ...
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1answer
31 views

User Home directory encryption - files that must remain un-encrypted like authorized_keys

Before we get to far, my question is: If this is the wrong way, or I'm doing it wrong, what is the right way? Pursuant to this howto: https://help.ubuntu.com/community/EncryptedHome So I see this ...
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31 views

Can't add intermediate cert to ca-certificates.crt via /usr/local/share/ca-certificates

On Ubuntu 14.04.2 LTS, I'm attempting to add an intermediate cert to the system's store of trusted CA certs. I installed the .crt file in /usr/local/share/ca-certificates, then ran ...
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1answer
27 views

Encrypted filesystem shared with Mac OS X

Is there a reliable encrypted filesystem that works under both Mac OS X and Linux? It need not be the boot partition for either Linux or Mac OS X, but I'd like stable reads and writes if possible. ...
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1answer
32 views

Delay mounts after encrypted home folder is ready

I have set up a few bind mounts in fstab, mounting one folder in my home directory to another (AeroFS no sym-link circumvent). My home folder is encrypted. When the system boots up, it attempts to ...
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85 views

Full Disk Encryption on Mac PC with EFI dual boot

Recently I installed Ubuntu Server 14.04 LTS on my Mac Mini late 2011 using the instructions in the article "Ubuntu + Mac: Pure EFI Boot". Now, I want to do dual boot in my Macbook Pro where I already ...
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20 views

bad or missing cryptswap

I have two drives, one is an SSD, the other is a HHD. I was running 12.x(or later after some DL updates) on both and had put a full disk encryption on both. When I encountered some issues with my ...
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1answer
71 views

Recovering Encrypted Home Directory With Ecryptfs - Passphrase not working

My computer recently failed and I'm now trying to recover files off my external SATA SSD via LiveUSB. I don't remember encrypting my computer, but I'm receiving the ACCESS_YOUR_.... file when ...
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0answers
14 views

can't set kubuntu encryption passphrase

When kubuntu (14.04) starts it asks me to set passphrase, I click "run this action now" it opens konsole, asks for passphrase, I enter it and... nothing happens. Konsole still is open and nothing ...
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2answers
93 views

Ubuntu 14.04 x64 encrypted home - signature not found in user keyring

Had some problems with my laptop a few days ago and I had to reinstall the system. I used the same password for the same user when I installed it and, after the installation finished, when I got to ...
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0answers
58 views

Recovering Encrypted Home Folder; Login Passphrase Not Working

I recently switched computers and need to access the files on my old SSD. It's fully Ubuntu and encrypted, I'm unable to access my private directories right now. I'm booted off a USB with my SSD in ...
0
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1answer
28 views

How do I know if my Google Talk conversations in Empathy is encrypted?

In Ubuntu 14.04, my Google Talk account integration is now part of the Ubuntu's Online Accounts. I don't see any "URLs" or mentioning of the protocols that it's using. How do I know if my conversation ...
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0answers
20 views

Generate decryption key for manual recovery

I'm new to Ubuntu. I'm just learning Linux now. I did try to find the answer first before posting, but could not. Got lots of stuff on encryption, but not the answer I needed. I installed Ubuntu ...
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0answers
39 views

ECDSA SSH Auth Always Fails

I am trying to use an ECDSA key for ssh on a vps, as I am trying to migrate from RSA toward more secure encryption protocols. I am running Ubuntu 14.10, and the server I am trying to connect to runs ...
0
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1answer
45 views

Why Does SSH Only Offer Two Pub Key Ciphers?

Perhaps askubuntu is not the best place for this question, however, this pertains to all linux systems, including Ubuntu. After the Snowden leaks, a lot of people have questioned the integrity of RSA ...
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1answer
214 views

Yubikey Two-factor Authentication Full-disk Encryption via LUKS

I recently acquired a Yubikey Neo - a nifty little hardware second factor authentication device. It's primarily intended for use with One Time Passwords, and the emerging U2F protocol - but since ...
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Can't get rid of sda5 partition

The other day I tried installing Ubuntu using the HDD encryption option. Something went wrong in the process and the installation failed, so I tried again, this time without encrypting. I discovered ...
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0answers
136 views

no video output before drive decryption

here's my system specs: CPU Intel i5 3570k mobo Asrock z77 extreme4 RAM 32GB GPU Nvidia GTX 760 Ubuntu 14.04 64bit 3x monitors I turned on the entire drive encryption while ...
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33 views

Ubuntu freezes after decryption screen!

Everything was working fine on my laptop, it always has... But when I restarted the other day, Ubuntu refused to do anything after the "decryption" screen (where you enter your password to decrypt the ...