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

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Remove encryption of Ubuntu partition

I installed Ubuntu 14.04 a few months back. While installing, I had enabled the option of disk encryption, because of which I have been able to login to my system only after entering a passphrase in ...
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0answers
15 views

recovery of files from the home folder to delete the kernel by accident

I'm starting to use linux and decided to use ubuntu 14.10 mate! one of them was that of an innocent I ended up deleting my kernel system in order to increase the space in the folder/boot ja that my ...
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1answer
407 views

How do I DISABLE home directory encryption during Ubuntu 12.04 installation?

When attempting to install Ubuntu 12.04 from a CD, there is an option displayed for "Encrypt my home folder". The option is checked (enabled) by default, but it is grayed out, so it is impossible to ...
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1answer
2k views

Dual Boot Ubuntu full disk encrypted but Windows untouched

I have been dual booting Ubuntu and Windows 7 for a while now. In the past, I have used the "encrypt home folder" option to add (some) security to my installation (ie. now no one can easily steal my ...
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0answers
10 views

Encrypted SWAP partition creation after ubuntu 15.04 installation, 15.04 installer bugs!

Today I decided to install clean copy of 15.04. Using the installer partitioning tool, I created an encrypted luks system volume, then created an unencrypted SWAP, clicked continue, then got an error ...
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0answers
10 views

Ubuntu Studio 14.04.2 LTS AMD64 boot issue

Fresh install, no dual boot, 2TB brand new HDD, 4GB RAM, brand new Toshiba Satellite NB15T, LUKS encrypted drive, encrypted home folder as well, MD5 checksum's verified, default installation (and ...
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0answers
12 views

Problem with Ubuntu 15.04 Install switched encripted areas of of my main disk

During install the only area of my disk I requested encrypted was my home folder. What actually happened was home folder is not encrypted and the rest of the disk is encrypted by a blank password. ...
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0answers
16 views

Issues installing updates with disk encryption

I am quite new to linux and have just installed Kubuntu 15.04. I have been trying to install available update packages using the MUON Update Manager, however when the progress bar gets to about 25% ...
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2answers
541 views

Ubuntu 14.04.1 encrypt home directory

I am trying to encrypt the home directory of a user. I have found this guide on howtogeek. I have then tested the guide on a virtual machine with a fresh install of Ubuntu 14.04.1 (which had all the ...
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0answers
10 views

New Ubuntu 14.04 installation with full disk encryption prompts for passphrase in console

My previous Ubuntu 14.04 installation launched to a graphical screen with the Ubuntu logo and a text prompt under it for passphrase insertion. I did a distro upgrade, which broke my installation, so I ...
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0answers
117 views

LUKS encryption over ecryptfs

My /home partition under Ubuntu is default encrypted (ecryptfs), but now the system isn't mounting it. Even worse, I don't even find the folder after encrypting for a second time with LUKS. This is ...
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0answers
7 views

How to Convert Encrypted WMA files to MP3?

I downloaded an audiobook from a site called OneClickdigital. It came as a zip file, so I extracted it and found a bunch of wma files. I tried converting them in both WinFF and Sound Converter, but ...
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0answers
21 views

Plymouth script with LUKS Encryption

ive been hacking round with Plymouth themes on my Ubuntu 12.04 install and have noticed some strange behavior that I can't seem to explain (or solve) Note. I have two drives - both are encrypted with ...
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0answers
50 views

How to encrypt dual-booted Xubuntu?

I'm running a dual-booted Windows and Xubuntu system. I need full partition encryption, but only on the Xubuntu side. Is it possible to set it up without loosing any data? Which method is the safest ...
7
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2answers
188 views

How to install Ubuntu with both disk encryption AND SSD caching

I'm using Ubuntu in a corporate environment, and our security policy states that we have to use full disk encryption. I've also got a laptop with a 32GB mSATA SSD and 750GB of spinning rust. My ...
2
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1answer
376 views

What's the best practice for backing up encrypted Ubuntu home dir?

After installing Ubuntu 12.04 and electing to encrypt my entire home directory, I am now wondering what the best way would be to back up the data here. I backed up the rest of my file system with ...
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0answers
24 views

Lubuntu Persistent LiveCD with Encrypted Home

I've done a lot of searching on this topic but have yet to find a definitive solution/answer that is easy to follow. I have a 256GB USB3.0 stick, which has two partitions (small FAT32 partition with ...
2
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0answers
12 views

Failing to ask for crypt password on boot forces emergancy boot

I'm running Vivid on HP Pavilion 15. The Problem? When I boot the system, I get the purple screen that checks the disk. If I skip or wait till the end, I am pushed into emergency boot. (it should ...
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1answer
155 views

Unable to ssh remote unlock encrypted ubuntu server 15.04 using dropbear/initramfs

So I'm trying to set up a brand new Ubuntu 15.04 headless server with full disk encryption and remote unlock capabilities. I've done this successfully on a raspberry pi running Raspbian-Wheezy, and ...
64
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6answers
28k views

How to stop using built-in home directory encryption?

I have a new Ubuntu 10.04 installation with encrypted home directory (using the built-in encryption offered by Ubuntu installer). What's the easiest way to stop using encryption? (I.e., to decrypt ...
0
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0answers
8 views

How to use encrypted windows partition in ubuntu 15?

I've installed Ubuntu over windows 8 and I cannot access a partition that was previously encrypted in windows 8. I don't have access to windows 8 anymore since I've not installed Ubuntu alongside it. ...
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0answers
79 views

Being dropped to emergency mode after upgrading to 15.04 with encrypted hard drive

I had installed ubuntu 14.10 with encrypted lvm and uefi mode on my hard drive. There are two hard drives which are encrypted. The first contains the root file system and the second contains a sharing ...
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0answers
47 views

(L)Ubuntu 15.04 install with encrypted LVM still fails! [closed]

Related to this: How to Install Lubuntu 14.04 with encrypted LVM? Unsafe Swap Bug This bug STILL EXISTS in 15.04! Seriosly people, how is it possible, that such simple bug can remain UNFIXED from ...
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0answers
3k views

How do I enable Ubuntu (using full disk encryption) to call LUKSsupend before sleeping/suspending to RAM?

This question is related to another one by @Stefan, but it is not a duplicate of it. The questions are slightly different: the author simply wanted to know if this had been implemented, while I'm ...
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2answers
10k views

How do I mount an encrypted /home directory on another Ubuntu machine?

I've done something a bit, well, strange. I installed Ubuntu 12.04 directly onto a USB thumb stick, encrypting the /home directory as given the option during the install. The filesystem is btrfs, I ...
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0answers
8 views

No encryption options in Disks

When I start Disks (former Disk Utility), I can see my USB pen drive in the list of devices. However, regardless of whether it's mounted or unmounted, if I go ahead with the formatting I don't get ...
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0answers
7 views

cryptswap1 on top of Encrypted LVM

"Encrypt the new Ubuntu installation for security" appears to encrypt my /dev/sda3 device as sda3_crypt, with LVM volumes for root and swap. After installation, /etc/crypttab has entries for ...
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1answer
18 views

Encrypted swap partition not available

How should I correctly set up my encrypted swap partition? How can I ensure that the setup persists? I'm running 14.04 using encrypted home folder. I noticed that occasionally my machine would ...
0
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1answer
112 views

Install Ubuntu 15.04 with full disk encryption, but without swap partition

I have a laptop with 16GB of RAM, but SSD is only 64GB. I need to install Ubuntu 15.04 with both standard options - "Encrypt the new Ubuntu installation for security" and "Use LVM with the new Ubuntu ...
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0answers
17 views

Ubuntu fresh Luks/LVM Install “Operative System not Found”

I have a Dell Inspiron 7720 with two hdd, 1st: 1Tb and 2nd: 300Gb. The first hdd have Windows 8.1 Pro and i'm trying to install Ubuntu 14.04 LTS in the second. I made a fresh and clean install of ...
3
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2answers
2k views

Ubuntu 12.04 Keyring broken "signature not found in user keyring perhaps try the

So, for some reason i cant suddenly log into my main account, so i did alt+ctrl+f1 and saw the message "signature not found in user keyring perhaps try the interactive 'ecryptfs-mount-private'" I can ...
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0answers
32 views

After upgrade to 15.04 system does not boot from encrypted disk

The system was installed with LVM encryption, so it used to ask for a passphrase before booting. Now, the boot process fails with the following: Gave up waiting for root device. Common problems: - ...
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1answer
101 views

System freeze while starting a Vagrant box via VirtualBox on Ubuntu 15.04

I'm starting a virtual machine with: vagrant up The provider is VirtualBox. After few seconds the system freezes and I can't do anything. Only a hard reset is possible. Unfortunately I can't see ...
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0answers
14 views

Encrypted DVDs Do Not Autoplay

I have installed Ubuntu Mate 15.04. When I insert an audio CD or a non-commercial DVD into the drive a window will appear asking me what I want to do. I know how to change the settings to cause the ...
2
votes
2answers
75 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 ...
3
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1answer
58 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 ...
5
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2answers
2k 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 ...
0
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1answer
81 views

Encrypted Ubuntu installation won't boot

I just did a fresh install of 14.04 LTS, choosing the encrypted option. Everything seemed to go fine, and at the end it told me it needed to reboot to complete the installation. When I clicked OK, ...
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0answers
12 views

Stuck on “Loading initial ramdisk” after live cd change on root filesystem

I am running Ubuntu 14.04 LTS Server with the newest Updates in a Virtualbox VM. It has EFI boot on a 512 MB Partition, /boot on a 300 MB ext4 partition and / on a luks encrypted 7GB ext4 ...
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1answer
18 views

partition not recognized drive wont mount

I have a wicked virus on my windows drive that can't be located for some reason. Virus scans always lock up the PC which always ends in a crash. I installed Ubuntu on my external drive to operate the ...
9
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4answers
20k views

How to change the password of an encrypted LVM system (done with the alternate Installation)?

I installed Ubuntu 11.10 with the alternate CD and encrypted the whole system (except boot) with the encrypted LVM. Everything works great as before, but I would like to change the password of the ...
0
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0answers
42 views

Ubuntu server 14.04.02 unresponsive with most of the commands (Ping, etc…) after apt-get dist-upgrade

[EDIT] Seems solved, problem with name resolution suddenly disappeared [/EDIT] I have a Ubuntu Server 14.04.02 on a private server with generic kernel installed, that I can still SSH into. Welcome ...
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0answers
28 views

Recover deleted full disk encryption partition

What I have: I have Xubuntu 14.04 installed on 500 GB HDD. The HDD consists of: Some small partition that seems to be for some EFI stuff a partition that holds /boot some free space at the end of ...
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0answers
27 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 ...
1
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1answer
22 views

plain text can be enctypted like password in vi editor? [duplicate]

Can anyone tell me, How to plain text can be enctypted like password (********) in vi editor or using vi editor or any other method ?
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0answers
36 views

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 ...
6
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2answers
424 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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2answers
27 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 ...
4
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4answers
5k views

Swap partition not recognized (The disk drive with UUID=… is not ready yet or not present)

I think I had an encrypted swap partition, because I chose to encrypt my home directory during the installation. I believe that's what the line with /dev/mapper/cryptswap1 ... in my /etc/fstab is all ...
13
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5answers
10k views

Swap not working on clean 14.04 install using encrypted home

Update 3: I decided to reinstall the system from scratch to remove any old cruft lying around since I had been experiencing some other issues after the upgrade aswell. Howver, this issue persisted. ...