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

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Xubuntu hangs after crypt setup succesfully

I have done a clean install of Xubuntu 14.04.1 on a computer with full disk encryption and LVM. It has been working just fine for about three days with no problems. Now on start up after entering ...
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0answers
33 views

Harddisk operations totally brings down my system respond time to its knees

I have massive system slowdowns during harddisk operations on my PC. My Firefox is responding slow, it gets to a extreme at times that it actually becomes a not responding program and greys out during ...
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25 views

Is there any way of preventing an encrypted 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 in the hidden encrypted folder while it does not give away ...
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35 views

Recover Headerless Encrypted NTFS File Deleted in Ubuntu

My girlfriend had shift-deleted a "Folder Lock" encrypted locker file from my NTFS external drive using her Ubuntu PC. That file has <.flka> extension with NO known file signature. As far as I ...
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1answer
904 views

What are ECRYPTFS_FNEK_ENCRYPTED files and folders for?

I've moved my home folder from an old to a new computer using this HowTo. The old machine was running Xubuntu 11.10 the new is running Ubuntu 12.04 64bit. On both machines the users where created ...
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1answer
40 views

i broke encrypted swap partition. how to bring it back?

i installed kubuntu 15.04 a while ago with encrypted home and swap partitions. everything worked as a charm but today i decided to install Kali Linux on other partition aswell (no encryption anywhere, ...
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1answer
2k views

Ubuntu 14.04 Desktop Sharing (VNC) encryptiom / auth problem

I know this has been discussed, but I can not find a permanent fix. I enabled desktop sharing, unchecked "manually approve every access", set a password, and I'm trying from the local network, or via ...
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79 views

Migration from Truecrypt to LUKS

I am looking for an alternative for True-crypt which can be used both at the disk level and with portable media. Having installed Ubuntu 14.04 ticking 'with disc encryption' enabled, it works very ...
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0answers
51 views

How do I password protect a single file [duplicate]

How do I password protect a single file so that an authorised Windows user can open it on his machine? I want to send a file to a friend who is ignorant of all things Linux. While none of the ...
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3answers
2k views

Problem connecting encrypted Buffalo external 500GB hard disk in Ubuntu 12.04LTS

I am having problems connecting my Buffalo external 500GB hard disk in Ubuntu 12.04 LTS. The HDD is password protected and when I connect it on my PC, it just shows up the CD icon on the launcher. It ...
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2answers
2k 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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0answers
52 views

Using hardware Encryption instead of SSL

I am using Freescale iMX6 security processor's CAAM for encryption and decryption of data. But how do I make my system use the hardware encryption instead of software? Do I have to make changes to ...
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0answers
67 views

Recovering GPT w/ encrypted partition

I have a removable HDD whose partition table became corrupted during an interrupted file transfer. The device should contain a GPT with a single ext4 partition encrypted by dm-crypt/LUKS. lsblk: ...
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1answer
49 views

GPG Key/File Naming Confusion

When managing encryption keys in Ubuntu, I created a GPG key through the CLI with gpg --gen-key. Ubuntu provides a nice little GUI for managing keys called "Passwords and Keys". It however lists keys ...
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0answers
94 views

Recover Data from Encrypted LUKS HDD

Hei, I really need help with this! Yesterday my Kubutnu wouldnt boot anymore so I booted with a Live CD and could fix the problem with this Tutorial: ...
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0answers
48 views

Creating SHA-512 password with function crypt

I want to create an encrypted password in a C program with the function crypt with the SHA-2 based hashing algorithms that are supposed to be included in the GNU C Library used by almost all Linux ...
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0answers
44 views

Crypted Ubuntu 14.04, how to increase boot partition?

I have installed Ubuntu 14.04 inside a virtual image, running on an Windows 8 Host. System is completely crypted, I guess that's why I got this error. When I start the image I get just the screen you ...
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2answers
535 views

14.10 - Swap not available

My swap doesn't seem to be working. I tried to fix it but nothing I tried worked. Here is some relevant information to troubleshoot the problem: During install I chose to encrypt my home folder. Seems ...
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1answer
36 views

how to encrypt a dual booted Ubuntu and win7 system

I am very new to Linux and I wanted to encrypt my newly installed Ubuntu system. Only issue is that I have a dual booted system with Win7, and when I tried to install the Ubuntu alongside with win7 it ...
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1answer
71 views

Dual boot Ubuntu and encrypted Windows 7

I have a work laptop with Windows 7 installed using Check Point Full Disk Encryption. The HDD was dying, so I installed a larger SSD and copied the contents of the old HDD over to it using dd. So far ...
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1answer
49 views

How to recover /boot overwritten by identical /boot? [closed]

I spent 6 hours on this and I've given up. I am not finding a method to recovering a /boot partition that was overwritten by an identical /boot partition. This isn't your regular average grub ...
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1answer
112 views

14.04: login loops back on itself - ecryptfs

This problem follows on from 14.04: No Auto login at User Account settings - I am administrator (see all comments) I tried to remove encryption via this link How can I enable autologin for my user ...
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1answer
43 views

Reinstall with full-disk encryption

I'm looking to reinstall ubuntu (actually, switch from ubuntu to xubuntu) and currently have full disk encryption enabled. I downloaded xubuntu to a USB and booted of it; when going through the ...
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1answer
176 views

Bitlocker like software for Ubuntu

Is there a tool like the Bitlocker to encrypt the whole Ubuntu partition? To be more specific every time I try to boot in the Windows partition a Bitlocker screen shows up and asks me to insert a ...
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1answer
39 views

In trouble for login after changing username!

I've been using Ubuntu 14.04 for a few months (as a beginner)! A couple days ago I changed the user name to NEWUSER and got stuck at the login screen afterwards, though being able to login from the ...
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1answer
20 views

Ubuntu 12.04Lts

is the any method to make full disk encryption before install in Ubuntu 12.04? I see in Ubuntu 14.04 lts we can before installation , but in 12.04 I cant find it! any solution ?
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1answer
83 views

How safe encfs encrypted files are

Just recently got interested in encryption and some things are unclear. Say my ubuntu user is password protected and i have an encrypted folder. Now let's say someone takes my laptop, checks if i have ...
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0answers
279 views

Encrypted disk kernel warning - initramfs image won't boot

After an upgrade to 14.10 on my netbook, I can only manage to boot with the old kernel remaining from the previous 14.04 installation. For the most recent kernels, I get this warning when they are ...
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3answers
77 views

Windows disappeared after installing Ubuntu encrypted

My problem is I lost Windows after reinstalling Ubuntu 14.04, because I reinstalled Ubuntu using encryption. From the beginning: 1) When I bought this laptop Windows 8 was already installed. 2) I ...
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2answers
4k views

Slow SSD + dm-crypt with Luks encryption in Ubuntu 12.10

I have an 128 GB SSD installed in my laptop (Samsung 840 Pro) on a Sata 3 interface. This laptop also has an i5 3210m Ivy Bridge Intel processor and 8 GB of RAM. I installed Ubuntu 12.10, using the ...
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2answers
41 views

permanent changes in ubuntu on USB stick without installing Ubuntu

I want to operate ubuntu ver 14.0.4 from USB Stick without install it on the PC , but when I make an update , install software or make system configuration if I restart the machine I lose everything ...
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0answers
120 views

Access OSX (10.8) encrypted volume from ubuntu

I need to access my two old drives (one hdd one ssd) from my Macbook which I managed to kill with a couple of glasses of water. The drives is still working though and shows up in 'Disks', but they ...
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0answers
37 views

Errors with Encryption Keyring and X when Booting in Ubuntu 14.04

I am running Ubuntu 14.04 and I know all of my passwords, but I'm having trouble logging in and error messages I've Googled have not led me to a solution. When I came home the desktop on my laptop ...
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0answers
31 views

Updated to 14.04, Mutt only S/MIME? Whence PGP/MIME?

I might be going senile. Using the stock Mutt on 13.04 I was able to something like (E)ncrypt (from memory) and have it use GnuPG. With 14.04, the Mutt 1.5.21 that came with the upgrade, there's an ...
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0answers
73 views

Encrypting data disk and set up automatic decryption on boot

I have a headless server running Ubuntu 14.01.1 LTS. It has a disk mounted that stores the data for certain applications. I have a requirement to encrypt the data on this drive which I am fairly ...
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1answer
75 views

forgot passphrase

I installed Ubuntu 14.04 and did a full encryption. I did not restart for a few weeks and now forget my pass phrase, I remember the component sets of the password I think yet forgetting the order. I ...
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1answer
720 views

Encrypting FAT32 with Luks

In previous versions of Ubuntu I was able to encrypt USB flashdrives using the disks tool in any format I pleased. Now unfortunately I am only able to encrypt a flash drive in EXT format. This is ...
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2answers
6k views

Recovering eCryptfs partition with ecryptfs-recover-private not working

I am trying to reinstall, but I want to backup my encrypted home first, so I booted up from a live CD, mounted the hard drive, ran sudo ecryptfs-recover-private <home directory here> and it ...
9
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1answer
3k views

Recover encrypted data after reinstall

I couldn't remember the password that I've used for so many weeks, and changed it in recovery mode but for many reasons I decided to reinstall Ubuntu 12.10 with my seperate /home folder intact and ...
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2answers
7k views

What are the advantages/disadvantages of the new encryption feature in ubuntu 13.10

I'm in the middle of installing 13.10 and the Ubuntu page I was following on how to install from a USB stick says nothing about these two choices (on the Installation type screen): 1) Encrypt the ...
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1answer
129 views

ECRYPTFS_FNEK_ENCRYPTED files and folders

I had a problem using my old hard drive, so I'm willing to recover the files in it, but it is encrypted, and all the files and folders are named ENCRYPTFS_FNEK_ENCRYPTED and some gibbberish... The ...
0
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1answer
27 views

e2label error message

I am trying to rename 3 HDD, previously encrypted with Utility Disk. The problem is that whenever I try to use the e2label from CLI i get the following error msg: Couldn't find valid filesystem ...
2
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0answers
149 views

full disc encryption with SSD

I'm about to reinstall Ubuntu onto my laptop. If I use full encryption, which I desire, how will this impact performance of the SSD and FSTRIM? Will I still be able to use it or will it be ...
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0answers
27 views

how to list or change name to HDD in nautilus

In Ubuntu 12.04, I have added three old HDD after formatting and encrypting them with disk util. They work fine, no issues of functioning, however I don't know how to change the order they appear in ...
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0answers
94 views

Seahorse/gnupg: encryption not working properly in 14.10

I installed both 32bit and 64bit Utopic Unicorn on 2 PCs. As I usually do, I copied the .gnupg folder into the /home directory and installed seahorse-nautilus. Now I can decrypt my old files as usual ...
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0answers
75 views

grub2: system restart after menu (nvidia, crypt)

I got a ThinkPad T410i and I installed Ubuntu 14.04.1. Grub is showing up but if I select any Ubuntu boot option the system does a reboot. My first search brought up to add nomodeset because of the ...
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1answer
46 views

Passphrase failed

I am using Ubuntu 14.04 but few weeks ago, it didn't accept my passphrase. I am sure I am putting it right. It contains special characters ))(( I tried to use live USB and the volume is shown as ...
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1answer
126 views

Can Luks Be Used To Encrypt an NTFS Partition in Ubuntu?

(And then Boot into Full Windows With Luks Running Silently In the Background) I have a client that is completely unable to use Linux, but I was thinking maybe there was a way to setup their computer ...
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4answers
2k views

cryptsetup - LUKS vs. Truecrypt [closed]

this question may already been made but I'd like to know how secure LUKS / cryptsetup is compared to TrueCrypt. What is the advantage and what is the disadvantage?
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1answer
245 views

Enable typing in passphrase textbox after Ubuntu reboot (14.10)

My Ubuntu VirtualBox VM upgraded itself two days ago to 14.10. Now whenever I reboot the text on the enter the passphrase screen is clipped on the edges and I cannot type at all in the textbox (using ...