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

learn more… | top users | synonyms (1)

0
votes
0answers
50 views

Ubuntu 14.10 instllation error, hdd encrypted

So I unknowingly selected the second option of installation with the encryption. I entered my password and click next. Then it said something and I hit go back then it froze. Happens so my battery ...
0
votes
2answers
153 views

Install Ubuntu in dual boot on an encrypted partition

I'm totally new to Linux and I'm trying to achieve something, but I don't know if my plans are okay. I would like to have Windows 8.1 and Ubuntu in dual boot. Windows is on my RAIDed SSDs, and I ...
0
votes
0answers
11 views

Why is Ubuntu only using SHA1 for WDE?

I'm wondering. In times where Hardware gets faster every week and all the NSA thingies about Snowden and such, why is Ubuntu still using Sha1 when encrypting the system over the GUI (the installer) I ...
0
votes
1answer
43 views

Is it possible to resize/move root and encrypted home partitions in Ubuntu 14.04 without losing data? [duplicate]

There seems to be quite a few pages on how to re-partition a hard-drive without lead to loss of data. There are also pages that state that it is not possible with encrypted drives, and other stating ...
3
votes
2answers
77 views

Disk Encryption vs Home Encryption

I've encrypted my disk using the Lubuntu disk encryption on installation and also used the Home folder encryption option. I wonder whether this adds security or if the home folder encryption is ...
0
votes
1answer
75 views

Is my drive encrypted? I can read encrypted partition without providing password

Please help me determine if my is drive encrypted or not, what did I do wrong? I used Ubuntu Disk Utility for creating encrypted partition and I choose encrypted partition and provided a password, ...
1
vote
1answer
47 views

Are there any advantages/disadvantages (if any?) in running luksFormat on raw drive (sdx) vs a partition (sdx1)?

I've been setting up a few LUKS encrypted drives and noticed that I've been creating the encrypted disk directly on the 'raw'(?) drive, ie. /dev/sdb, while many examples via google are showing it ...
0
votes
0answers
17 views

Sharing from one wireless port to a Wifi card

I have a Toshiba satellite M35. I have a wifi connection, using the built in Intel Corporation PRO/Wireless 2200BG, to the internet and I can share it easily to the ethernet without any issues. Using ...
0
votes
3answers
69 views

how to increase swap memory in ubuntu 14.04

I have replaced windows with Ubuntu 14.04. My Windows was on drive c & I have formatted drive c with the Ubuntu but during the OS installation unknowingly I had assigned 105mb of swap memory, but ...
3
votes
2answers
139 views

Is full-disk encryption making my system unstable?

About six months ago I installed Ubuntu 14.04 on my laptop with full disk encryption (FDE). Now I am considering turning off FDE because I think the feature is making my system unstable. The risk of ...
0
votes
0answers
45 views

How to recreate encrypted dm-crypt/LUKS partition with predefined UUID on Linux?

I have / and swap area of Ubuntu 14.04 LTS encrypted in dm-crypt/LUKS. / and swap area reside in /dev/mapper/UUID_1 and /dev/mapper/UUID_2. Is it possible to recreate the /dev/mapper/UUID on the ...
1
vote
0answers
44 views

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 ...
1
vote
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 ...
1
vote
0answers
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 ...
0
votes
0answers
25 views

Surespot on Ubuntu 12.04

Is this possible or no? I would like to communicate via surespot but my laptop is available and not a mobile. ... also virtual box is not an option for me.
0
votes
1answer
41 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, ...
0
votes
1answer
128 views

eCryptfs - Cannot decrypt filenames

I have encrypted data on an external HD mounted on /home/username/.Data. I am trying to decrypt it to /home/username/Data. Although I can successfully read the files contents, I cannot manage to ...
0
votes
0answers
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 ...
1
vote
0answers
56 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 ...
0
votes
0answers
68 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: ...
1
vote
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 ...
2
votes
0answers
95 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: ...
0
votes
0answers
50 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 ...
0
votes
0answers
45 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 ...
0
votes
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 ...
3
votes
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 ...
1
vote
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 ...
0
votes
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 ...
1
vote
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 ...
1
vote
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 ?
0
votes
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 ...
0
votes
1answer
181 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 ...
1
vote
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 ...
0
votes
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 ...
0
votes
0answers
121 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 ...
0
votes
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 ...
0
votes
1answer
54 views

How can I use public-key encryption for luks?

I have been running luks with the following commands: $ sudo dd if=/dev/urandom of=/keyfile bs=1024 count=4 $ sudo cryptsetup luksFormat /dev/XXX keyfile $ sudo cryptsetup luksDump /dev/XXX And it ...
1
vote
1answer
76 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 ...
1
vote
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 ...
0
votes
1answer
131 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
votes
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 ...
0
votes
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 ...
2
votes
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 ...
0
votes
0answers
75 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 ...
0
votes
0answers
95 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 ...
0
votes
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 ...
0
votes
1answer
130 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 ...
0
votes
1answer
105 views

Cannot create partition

I've recently installed Ubuntu to dual boot along side my Windows 7 installation, they're both installed on the same SSD which all seems to be working fine. I have another 3TB HHD which I use for ...
0
votes
0answers
35 views

Does my laptop have AES-NI support?

I have 64bit quad-core processor AMD A6-3420M APU in my HP g6 Pavilion laptop. Do you know whether my processor supports AES-NI, or how I could find that out? I am using Ubuntu 12.04 64bit version, ...
1
vote
0answers
76 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 ...