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

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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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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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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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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
21 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
36 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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22 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
32 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 ...
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Clone User Profile with Encrypted Home Folder

I'd like to clone my user profile on my local machine. I'd like to do so, just to keep all the preferences and not to have to redefine all of them manually. I've tried this, but when I login, it will ...
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Encryption question

Using Ubuntu 14.04LTS. Home directory is encrypted. Dropbox is in 'home' directory. Therefore, is Dropbox encrypted? Or, should Dropbox's method of encryption be used? Also, if files from 'home' ...
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1answer
54 views

Encrypt home directory / LVM encryption - Ubuntu Server 14.04 setup

There seems to be two different steps in the Ubuntu Server 14.04 installation that involve encryption. The first asks if I want to encrypt my home directory: The second has an option for encrypted ...
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37 views

Luks - after suspended the password not match

I have very big trouble. I have ubuntu 14.04 (standard instalation with full disc ecryption - luks). Yesterday I suspended my laptop and after few hours my laptop was discharged. When I turned on my ...
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How can I lock Seahorse GnuPG Keys?

since not long ago I've started to use seahorse to manage my encryption keys, and at the moment I'm finding myself a bit baffled about what it appears quite a security hole of the system... In fact, ...
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Luks encrypt / with a key stored in /boot

First, I know it sounds a little weird to do this (putting a key in plaintext on a drive), but here's why I want to do it this way: If I ever want to give the computer/drive to someone else, I want to ...
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Does system encryption encrypt /home if it is on a separate HDD?

This question is similar but it seems to deal with a /home partition on same drive as / partition so not sure if answer would be the same as setup I am proposing. I am hoping to set up my new laptop ...
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1answer
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What are the pros and cons of an encrypted Ubuntu installation? [duplicate]

I am awaiting the delivery of a new laptop that has no OS on it. I am going to install 14.04LTS and I am wondering what are the pros and cons of an encrypted Ubuntu installation? I assume pros are to ...
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Can't add files to newly created encrypted partition?

Hey guys i just followed this guide and I am unable to add files to the mounted drive. When i click and drag the folder or file it slowly moves back to the desktop. I also click on properties on the ...
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1answer
19 views

Problem after using LuksRemovekey?

I have an encrypted partition on /dev/sda5, yesterday I use cryptsetup to remove the encryption using cryptsetup luksRemovekey /dev/sda5, but when I restart I have to provide a passphrase for ...
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Encrypted Lvm , passphrase nor working

I am using ubuntu server 14 on virtual box and i have used entire disk and set up encrypted lvm ,the system ran completely fine on first start , but once i rebooted it the same passphrase is not ...
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Removing a primary Swap partition and hibernation (working in OpenSuse but not Ubuntu 14.04)

I have installed Ubuntu 14.04 on my Thinkpad X230. I have 16GB of RAM therefore created a 17GB of Swap Partition during the installation. For some reason, my swap partition was not created properly, ...
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34 views

Network not working when installing Ubuntu 14.04.1 using encrypted LVM

I have installed ubuntu 14.04 using guide - use entire disk with encrypted LVM. All the services are working but I am not able to ping the gateway, nor I am able to ping the VM from outside. If I ...
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40 views

Ubuntu 14.04 Hard Disk Encryption - option not offered during installation

I've had one or two problems installing Ubuntu 14.04 on my partitioned hard drive (host running Windows 7). After some help on the forum I moved form using VirtualBox 4.4 to VMWare Player which ...
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GnuPG beginner guide needed!

I'm approaching the GnuPG encryption system in Ubuntu, but seems that I can't make it work, probably because of a personal non-understanding. First I've tried with the default seahorse "aka Passwords ...
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Networking not working on encrypted LVM

Installed ubuntu 14.04 server with guided full disk encryption LVM and after boot network is not starting. Has anybody else faced this issue earlier ? Please help
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Can't log in encrypted NTFS after Ubuntu install

I had this Windows laptop which when I booted would ask me for a username and my password in some windoish looking security environment before logging me into the Windows OS. I went inside Windows, ...
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Kiosk type machine - Guess account good start

I have some public use PC's currently setup with 14.04 64bit using the guest account to automatically boot and login. It's working fine, but I'd like to make it even more restricted. Meaning I'd like ...
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1answer
42 views

Can't play encrypted DVD on internal DVD-drive, but OK with USB-DVD-drive

As stated in the title, I can't play any commercial DVD on my internal DVD-drive on my laptop, but everything works just fine for the same DVD played on an external (USB) DVD-drive. I've installed ...
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after installation 12.04 LTS (04) - is not encrypted?

Am testing here 12.04.04 LTS for amd64-mac and after installation - intended with encryption of /home - the installation is not encrypted ?! with which command can I find out, if the partition is ...
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1answer
47 views

ecryptfs - unknown password and possibly lost

This is probably going to be a long post, but at the moment I cannot see the wood for the trees, so any help appreciated. In a nutshell: the other night I changed my (login) password. Then forgot it. ...
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1answer
93 views

How to enable Hardware Encryption on SSDs like Samsung 840 EVO?

Just got Ubuntu 14.04 running on a Zotac Zbox CI320. I want to enable the Samsung 840 hard ware encryption that comes with this hard drive, but I don't know how. Is there anyone that can help me set ...
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68 views

Encrypted drive (full disk encryption) gone after upgrade to 14.04

I'm in a bit of a pickle. I have just done an upgrade from 13.10 to 14.04, then I rebooted the machine and now the drive/partition is gone, so it boots into memtest. The drive was encrypted during ...
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1answer
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BIOS settings not appearing

My friend installed Ubuntu 14.04 LTS on his Samsung NP 300 G5X laptop that had 4GB RAM and a 700GB HDD. He encrypted the Ubuntu installation and used LVM. After reboot he was taken directly to grub. ...
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How i can make a partition in ubuntu 14 if i encrypted the drive during instalation?

I install ubuntu 14, during installation i tilt encrypt the hard drive option Now i want to install windows and files in another partition but i can't do it becouse the encryption don't let me use ...
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Swap partition get damaged when encrypted

I upgraded my system to Ubuntu 14.04LTS, I encrypted the home & the swap partition during the installation since it was already encrypted in the old version. But later I noticed swap partition is ...
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1answer
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Level of entropy in full disk encryption

I would like to know how high the level of entropy is when installing Ubuntu and encrypting the installation. As far as I know, the only partition that is not encrypted is the /boot partition because ...
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Ubuntu 14.04 with Encrypted RAID6 and separate drive

I'm relatively new to Ubuntu Server and I'm attempting to setup a new server/NAS. It is made of: 4 x 2tb physical drives a 60gb physical SSD The 4 x 2tb drives each have a full disk partition set ...
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Infinite login loop - Signature not found in user keyring

I am using Ubuntu 13.10, which I installed almost 6 months back. While installation I selected HOME folder encryption. However, being a newbie I did not note mount passphrase(I thought how important ...
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1answer
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I have an encrypted partition for the which I need to recover the passphrase to recover data

I have a dual boot Ubuntu 14.04 along side Ubuntu Studio 14.04. My Ubuntu works well but I have all my data on the Ubuntu Studio partition - that I can no longer access. How can I recover the ...
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1answer
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swap partion problem

I installed Ubuntu 14.04 from a DVD using 'Install alongside Windows 7. The whole installation went smoothly with no problem. When I restarted I got a message while showing Ubuntu logo: ...
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How do I decrypt BitLocker-encrypted external hard drive on Ubuntu 14.04?

I have a 1TB Transcend external Hard drive, which is already encrypted with BitLocker (Windows feature for encrypting drives), I removed my Windows OS and now using Ubuntu 14.04 but unfortunately ...
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Unable to use Encrypted HDD on my Ubuntu 14.04 LTS laptop

I've installed UBUNTU 14.04 LTS on an Intel 64bit system. I have a Western Digital External HDD that I use to transfer data from a Windows laptop to my Ubuntu Laptop with no problems. Due to safety ...
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157 views

ubuntu 14.04 install with custom swap size using LVM?

I want to install ubuntu 14.04 with LVM and encryption. But the problem is that my computer has a large RAM (16GB) and a small SDD disk (60GB). So I think only a small amount of space for swap is ...
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40 views

Full Disk Encryption and Dropbox

I am considering to do a Full Disk Encryption on a fresh install. the files that I store on the Dropbox folder, will be sent to Dropbox encrypted? what if I plug an external unencrypted hard disk ...
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Moving Encrypted Folders

How can i move Encrypted folder(everything) to new Disk, my HDD that has Linux is about to blow, its so slow. So I bought SSD but, how can i move encrypted folders because my Linux folders are ...
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1answer
59 views

Linux external device encryption

I've been a Windows power user/administrator and professional tech for years, I just made the decision to go Linux, and wow, what a difference. I need to know if there is any decently easy way to ...
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Allow alternate login method to decrypt home folder

I updated and rebuilt the guide for unlocking *buntu and derivatives via Common Access card here, and I've run into a sort of snag with logging into the DM (likely due to an encrypted home folder.) It ...
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How to encrypt Ubuntu home drive when getting a .gvfs permission error?

I am trying to encrypt my Ubuntu 12.04 laptop after I've already installed the OS. I've tried following a few guides online, such as ...
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the disk drive for /dev/mapper/cryptswap1 is not ready yet or not present

I got this error message while trying to install Ubuntu 14.04: The disk drive for /dev/mapper/cryptswap1 is not ready yet or not present. I tried the answers to What to do about “the disk drive ...
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How to share encrypted folders with Samba

I just have encrypted my home folder and all of its subfolders. One of the subfolders was configured as a Samba share: [avo-home] comment = Avo's Home Share path = /home/avo/share ...
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How can I install two paralel ubuntu systems with encrypted partition?

How can I install two parallel Ubuntu 14.04 systems each with encrypted and custom sized partitions? During the installation of the second system the option for encryption is disabled.