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

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install with full disk encryption and a larger swap size

I have a laptop with 8GB RAM. When I install xubuntu and choose full disk encryption during the installer, it automatically creates an 8GB swap. I want to hibernate the computer, and if the RAM is ...
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Encrypting proboems

I forgot my encryption password and now cant acces my laptop. I have tried ising the console line to remove it, and the bootloader. The home folder is blocked by the encryption code. Is there a way to ...
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1answer
11 views

Create randomly encrypted swap when installing 14.04.1?

How do I create a randomly encrypted swap partition when doing a clean install of 14.04.1? This option was available in the text-based partman in 12.04, but I can't find it in the graphical partition ...
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11 views

How to convert 14.04 server to a fully encrypted disk

Just upgraded a server from 12.04 LTS to 14.04 LTS. How can I now encrypt the whole disk (as if this were a new installation) ? No GUI, so, from the command line. I searched askUbuntu and did not ...
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I lost /boot on thumb drive, can I reinstall it?

Here's the situation: I have two encrypted Ubuntu partitions on my desktop; / and swap. /boot was installed on a thumb drive that I managed to destroy whilst installing a new video card into my ...
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LUKS on software RAID not mounting on boot

I am trying to setup an encrypted disk using LUKS on a software RAID that was setup using mdadm on 14.04.1 LTS (GNU/Linux 3.8.13.26 armv7l) (Odroid U3). The problem is that the LUKS container is not ...
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0answers
47 views

How to restore a LUKS partition?

My /home partition disappeared on my main HDD. I changed SATA slots, then I got strange "no lvm available" errors during boot when usually the password would be entered (I do not have any lvm setup at ...
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3answers
177 views

Evolution Error: Cannot communicate securely with peer: no common encryption algorithm(s)

For two days now Evolution reports the following error when I try to connect to my university’s mail-server: imap.server.name:993« gescheitert: Cannot communicate securely with peer: no common ...
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62 views

How to recover encrypted LUKS lubuntu data?

I installed lubuntu 13.10 with encryption from the CD and then updated to 14.04 when it became available. Now booting up fails. My hard drive has at least two partitions, one boot and one LUKS ...
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1answer
14 views

How do I generate a new OTR key for Pidgin

I accidentally leaked my OTR key. How do I generate a new one in Pidgin?
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25 views

Server 12.04 encrypted home + decrypt using only SAMBA + Dropbox

I have windows only users who login to their home directories and I would now like to have their home directories encrypted. I've tried encrypted home feature and that works great, but I can't get ...
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38 views

Encrypted disks fail to mount

I have two disks on my machine, encrypted through the Ubiquity installer. Each has a different password. Running Ubuntu 14.04 with all of the latest updates as of yesterday evening. Normally, on ...
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1answer
13 views

encrypted USB usage

I used an encrypted IRONKEY USB disk in windows, and automatically i was asked to install the software/application for installation and used the password to access the content in it. How can use the ...
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1answer
38 views

Will “guided with encrypted LVM” enable TRIM on a SSD?

I currently have a little SSD (32 GB) for / and another HDD (250 GB) for /home where I use eCryptfs to encrypt my personal files. I consider buying a big SSD (500 GB) to have all the data on a SSD as ...
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17 views

Is there any way of preventing an encryptd folder from showing sundry file information?

I have set up an encrypted folder with EncFS and use it successfully through the terminal on ubuntu 14.04. One thing I have noticed though on the hidden encrypted folder while on giving away name or ...
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1answer
58 views

Encryption [STANDARD] Ubuntu?

During the installation of Ubuntu I ticked the encrypt system and encrypt home folder boxes. But I have heard that it is foolish to encrypt the home folder when I already have encrypted my system. So ...
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33 views

How to mount directory with NFS under encrypted folder (home dir)?

I have vagrant project with NFS synced_folders option in my home directory. Vagrant can't mount it because NFS doesn't work under encrypted directories (http://serverfault.com/a/392232/106031). How ...
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Want to reinstall fresh Ubuntu, how do I backup my apps, docs, and settings for easy setup after clean install? [duplicate]

Want to reinstall fresh Ubuntu, how do I backup my apps, docs, and settings for easy setup after clean install? I'm doing this so I can easily enable full drive encryption. Thanks guys! Sorry if this ...
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Ubuntu Suspend issue with Self Encrypted Disk

I have a computer with a self Encrypted Drive (a hard drive with an AES encryption chip that requires login at boot to decypher the disk, that way it is hardware encrypted which "in theory" means zero ...
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15 views

Synaptic package manager and security / encryption

Does Synaptic package manager use security / encryption in looking for and downloading updates? Or, how can I 1)verify ssh or another protocol is being used, and/or 2)get to the screen that controls ...
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1answer
146 views

How do you restore an encrypted hard drive? Password being available

Installed by Ubuntu 14.04 LTS Installer: I have installed Ubuntu 14.04 LTS Desktop onto my notebook PC, and I made a wrong decision to alter the file ownership and permissions from the root drive as ...
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1answer
58 views

Why the swap partition? [duplicate]

I always encrypt my Ubuntu installations. Currently I have /boot installed on a flash drive and two encrypted partitions: / and swap. In order to log in I have to enter pass phrases for both / and ...
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32 views

Is it possible to enter password once for 2 encrypted partitions at start-up? [duplicate]

I have my ubuntu 14.04 installation set up with my / and swap partitions encrypted. They both have the same password. My /home is on a separate HDD. My user login password is different to that of the ...
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2answers
57 views

How recover encrypted home when lost because user password was changed with root?

My Ubuntu-encrypted home directory was lost when I changed my user password. This was because I did it from the command line as root. So my user password is no longer linked to my encrypted user ...
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1answer
88 views

How to create Truecrypt volume using zuluCrypt?

I liked to use the GUI zuluCrypt to CREATE truecrypt volumes..I followed the instructions here https://code.google.com/p/zulucrypt/ but when I want to create a encrypted container (create => encrypted ...
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39 views

Anyway to bring back encrypted home information [duplicate]

Recently forgot my password? And I've tried to reset the password. The problem is that the home direct is encrypted. So there is no way to log in through new password. Cannot remember old password ...
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13 views

JBOD and Redundant Storage Pooling for Backups

I would like to add some redundancy for backups such that if one or two of the disks fail I can recover the data. I have a MythTV server with 5 disks (all XFS) where the sizes currently range from ...
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81 views

Decrypt encrypted /username folder - Ubuntu 14.04

Even if it seems that my question has been made before in many other threads i have to say that none of the answers i found worked for me, most of them refer to older versions of Ubuntu, or maybe i ...
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33 views

bootable encrypted USB thumb drive

I know how to create a bootable Ubuntu install on a USB thumb drive. Now I'm trying to make it safer by encrypting it. I imagine that I'll need a bootable non encrypted partition, and and an ...
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32 views

TRIM on encrypted device with Precise

I have migrated the main data to a new SSD. (That is Samsung 840 EVO, 120GB.) My ~ is an encrypted partition automounted by pam_mount. That is, there is a record in /etc/security/pam_mount.conf.xml ...
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1answer
84 views

How to revert from using an encrypted home partition?

I tried to delete ecryptfs from my computer so I wrote in the terminal $ PRIVATE=`cat ~/.ecryptfs/Private.mnt 2>/dev/null || echo $HOME/Private` $ ecryptfs-umount-private and now my home folder ...
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1answer
17 views

Formatting an encrypted partition

I was looking at some guides about encrypting partions and decide to try it out with a pendrive. Everything went good until the part of formatting the drive. I'm not an expert working around with ...
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1answer
39 views

Why am I unable to access OpenPGP keys on Seahorse and access encrypted files?

I am unable to access my OpenPGP keys on Seahorse. I tried to create a new key but the key never appeared (though it did prompt me for details). After trying to create a new keyring none of the keys ...
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23 views

How to mount encrypted directory after upgrade

I recently upgraded my ubuntu 12.04 to 14.04. I chose the option that saves the files but only upgrades the systems files. After the upgrade the disk space still shows the percentage used, which ...
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0answers
27 views

Is there a possibility to change the swap encryption method at runtime?

I'd like to have both hibernation capabilities and encrypted swap partition(s) on my Ubuntu 14.04.1 system. After a short experience of a LUKS encrypted swap partition I decided that entering the LUKS ...
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0answers
31 views

Copying files as password-protected files into an encrypted (password-protected) folder

I have password protected a folder. I made it password-protected by encrypting it from the right-click 'compress' option. This post helped me do that. All the present files inside my encrypted folder ...
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43 views

Mount Bitlocker TPM partition

My plan is to encrypt my Windows system with Bitlocker (and TPM). But I wonder if I'm able to mount the system with Linux. I know Linux is able to mount Bitlocker partitions but is it also able to ...
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1answer
35 views

How do I install over an encrypted disk?

I got a new (old) laptop, and was excited to try something new. So I gave Zorin OS a shot. However the initial charm wore off and I decided to move to Ubuntu (or maybe Mint?). But when I installed ...
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15 views

Not sure if this is software or hardware related

Hey so as it says in the title I'm not sure if this is an issue with Ubuntu 14.4.01 or with my Acer Aspire E5 571. The problem is that occasionally when entering my password to unlock the computer ...
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1answer
16 views

Full drive encryption using usb wireless mouse dongle

Is there any known way to have full drive encryption that will decrypt if my usb mouse dongle is connected?
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48 views

Cryptkeeper not opening encrypted folders after upgrade to 14.04

I upgraded today to Ubuntu 14.04, and now, a folder I had encrypted using cryptkeeper that is located on an external hard drive will not open. Cryptkeeper launches, and the folder is listed, but when ...
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2answers
85 views

What's the status of encfs?

Is the encfs project no longer maintained? It seems the last update 1.7.4 was released on November 18 2010. In a security audit several weaknesses have been identified, but no updates have since been ...
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16 views

Ubuntu servers protection

Here is my needs : i need to protect data from being stolen on servers and Those servers are not physically secured. First i just wanted to base security solution on root password protection but ...
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16 views

Encryption Phassphrase [duplicate]

When I installed Ubuntu and first logged in, it gave me a chance to pick an encryption passphrase. I did not do it at that time, but I want to now. I am not getting the option. What do I need to ...
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1answer
41 views

Use same swap on two ubuntus with home encryption

I have 2 14.04 in dual boot, both with home encryption. I would like them to use the same swap partition. One has a working swap partition (/dev/mapper/cryptswap1), but the other doesn't pick up the ...
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28 views

Black screen when entering password for system partition encryption (nvidia)

I'm with nvidia driver and system partition encryption set during installation. While I was with the default open source driver the password screen for the decryption was appearing fine. As soon as I ...
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1answer
37 views

How to migrate to a bigger ssd?

I'd like to migrate my ubuntu 14.04 install from a smaller sdd (256Gb) to a bigger one (Crucial MX100 512Gb) without reinstalling. What is the best way to process? I read that clonezilla was not ...
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2answers
115 views

File encryption program for all platforms

I need to encrypt files and folders in Ubuntu. I know there are lots of programs that can do that, but I would like to be able to open the encrypted files on other platforms too. I should be possible ...
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52 views

SSH to server with encrypted LVM

I setup Ubuntu Server 14.04 with encrypted LVM (static IP address with an entry in my /etc/hosts file) and would like to SSH to it with my laptop on my local network. The problem is that if I just do: ...
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1answer
78 views

How to remove encrypted ubuntu 14.04 OS from SSD

I installed ubuntu 14.04 LTS but I've decided its not for me. During the install I was prompted to use disk encryption and I chose to do so and I had to Use a Passpharse to unlock the SSD prior to ...