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

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0
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2answers
35 views

Can't overwrite swap

i have ubuntu desktop 14.04 LTS and i want to encrypt my 7.88GiB swap partition (sda6). Before encrypting i need to overwrite it, to make sure no important data is left on the partition. For this, i ...
3
votes
3answers
912 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 ...
5
votes
1answer
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 ...
0
votes
1answer
113 views

Can Ubuntu 14.04 use encrypted swap without resorting to unofficial hacks?

On a fresh install of Ubuntu 14.04, I get this error message during boot the disk drive for /dev/mapper/cryptswap1 is not ready yet or not present and the swap partition is never activated. From ...
0
votes
3answers
349 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
1answer
44 views

KVM VPS and data safety

I'm looking into setting up a mail server (running Ubuntu, ofcourse), but I need it to run reliably (in case it's good enough to start using it instead of only Gmail) so I found a VPS provider that ...
2
votes
1answer
100 views

Secure Chat Tunnel

I Want to Create a Secure Chat connection and tunnel through Ubuntu terminal or something like netcat (nc -l 1234) but netcat is not encrypted.
0
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0answers
15 views

recommended encryption application for files/folders

Is there a recommended encryption app? I installed crytpkeeper but it won't run at startup. /usr/bin/cryptkeeper gives segmentation error. Thanks
0
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0answers
20 views

Laptop Won't Recognize Working Hard Drive

The drive works. I plugged it into my brand new computer and it worked just fine. I installed Ubuntu while it was plugged into my desktop. I encrypted the OS and my home folder. After I took it out ...
0
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0answers
28 views

Does cryptsetup encrypt FAT32 usb disks?

In disks utility, without installing cryptsetup, there is an option to format an external disk using LUKS/ext4. I want to encrypt a USB drive but I want it to be readable in windows (if I eventually ...
0
votes
1answer
179 views

parole player gives Gstreamer error when CD/DVD played in XUBUNTU

No matter which DVD or CD I try to play using parole player in Xubuntu. I get the following error for CD's :Could not handle CDDA URI:GStreamer backend error : And the following for DVD's: Could not ...
0
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0answers
33 views

LUKS encrypted file & access permissions

I have a storage file accessed over Internet, mounted like a normal loop though sshfs. On the computer the file was created (MAC with Virtualbox w/ Trusty) I can access it and its content w/o any ...
1
vote
1answer
66 views

“Encrypted Home Directory” feature in 14.04

Good day to all, I installed OpenCV 2.4.10 to my Ubuntu 14.04. I followed all the steps in installing OpenCV according to Sysads Gazette. The last step after installing OpenCV requires to reboot the ...
1
vote
1answer
406 views

Ubuntu Additional Drivers won't install flgrx [duplicate]

I installed Ubuntu 14.04.2, a fresh install. Additional Drivers won't install the AMD flgrx proprietary drivers. I clicked on the radio button, pressed apply changes, and then the button just goes ...
8
votes
2answers
10k 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 ...
0
votes
0answers
23 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. I am ...
2
votes
1answer
603 views

What is “/dev/mapper/ubuntu--vg--root”?

I installed Ubuntu 14.04 recently. During the installation I did not create a separate partition for my home folder. I also accidentally encrypted my home folder. When i did sudo df I got the ...
2
votes
0answers
56 views

Getting “No key available with this passphrase.” when trying to add a new LVM encryption password

I am getting "No key available with this passphrase." when I try to reset the password for the LVM encryption on my Ubuntu box. I have tried the following commands: sudo cryptsetup luksAddKey ...
0
votes
0answers
28 views

How to create an encrypted ubuntu instalation on a usb key with support for both UEFI and BIOS?

I am trying to create a usb key with encrypted ubuntu on it, that could be booted on both UEFI and BIOS machines. Aiming for Ubuntu MATE. I am using a virtualbox vm that boots in efi mode to live ISO, ...
0
votes
1answer
67 views

Change eCryptFS mount options (remove nosuid)?

Is there a way to modify the mount options for an encrypted home partition on Ubuntu, specifically to remove the nosuid option? Relatedly, is removing nosuid likely to cause any difficulties mounting ...
1
vote
2answers
522 views

Ubuntu 14.04.2 cryptsetup failed on boot

I decided to reformat my hard drive and install a clean copy of the newly released Ubuntu 14.04.2 with full disk encryption (incl. LVM) and I chose a strong password with special characters which ...
1
vote
0answers
34 views

Solved - Massive filesystem corruption after latest update on LUKS encrypted drive

I booted my machine this morning and was greeted by a busybox shell. I booted from a live USB, mounted the drive with cryptsetup, but when I try to open it it says my ubunutu--root-vg has an ...
2
votes
3answers
732 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 ...
1
vote
3answers
92 views

Full Disk Encryption + Home folder encryption needed? Wouldn't Full Disk Encryption get the Home folder anyway?

I'm reinstalling Ubuntu, and want to do full disk encryption. After selecting it, I'm given a choice to also encrypt the Home folder. Since Ubuntu doesn't use a separate partition for the Home folder ...
1
vote
1answer
107 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 ...
4
votes
1answer
929 views

No swap space. encrypted swap in crypttab not created

Today I discovered that my Ubuntu 12.04LTS doesn't have any swap-space. I installed this system from scratch only some weeks ago. I encrypted all the partitions to me needs. I didn't install any swap ...
0
votes
0answers
41 views

Removing the encryption password at boot

This question has been asked a lot, but I still don't know the answer to it. Is there a way to remove the password at boot? I have processes that start up when the computer boots up, and when have to ...
0
votes
0answers
52 views

Samba file sharing with windows and encrypted

I have a ubuntu machine and I want to setup a samba server on it so that I can access the files from my windows laptop. My windows laptop and ubuntu desktop are connected through a switch. The desktop ...
0
votes
0answers
111 views

14.04 encrypted disk lost all logical volumes after apt-get dist-upgrade

EDIT 2015-02-24: Now it's time to wrap up what happened, what is still missing, what I know and don't know, what I learned. * I've not been able to recover the logical volumes yet - any help is ...
0
votes
1answer
137 views

How should I encrypt Ubuntu Server 14.04 with AES on RAID 10 and RAID 5?

After researching I've come to the conclusion that my set up is just not standard enough to have a direct answer floating about on the interwebs. My Hardware: i7 950 CPU 24 GB DDR3 7 2TB 7200 RPM ...
0
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0answers
40 views

Windows partition encrytped ,unable to boot from grub menu

I added a window 7 entry to 40_custom under /etc/grub.d . The windows entry appears in the grub menu after a grub update , but when I click on the windows option, I get an invalid signature . I used ...
0
votes
0answers
62 views

Swap vanished after reboot

I have installed Kubuntu 14.04 with an encrypted home directory. Although I had swap set up during the install, the swap space was not there after installing. This has happened to many people, there ...
2
votes
0answers
138 views

Unable to boot to encrypted root partition after Ubuntu 14.10 upgrade

I am running a Lenovo T440p with a clean install of Ubuntu. No dual booting. Over the weekend I upgraded from Ubuntu 14.04 to 14.10. There were some package install errors that led to Ubuntu being ...
3
votes
2answers
222 views

Does Ubuntu Phone support encryption?

Does anyone know if the Ubuntu phone (especially the first official release - BQ E4.5) supports full device encryption? And if it does not, then if there are any plans for it?
0
votes
1answer
41 views

Mounting an encrypted server

Everything I've found on this is either how to encrypt a mounted drive, or not to do with servers. I have an ubuntu 14.04 server which I am trying to mount as a network share onto my 14.04 desktop so ...
1
vote
1answer
39 views

How to encrypt folder once, for sending?

Most encryption programs seem to be made for encrypting a folder permanently. I, however, simply want to encrypt a folder once and send it as an email attachment to someone. I feel like TrueCrypt, ...
0
votes
0answers
23 views

problem with : the disk drive for /dev/mapper/cryptswap1 UBUNTU 14.10 [duplicate]

i have this problem, when i turn on my compurter , : the disk drive for /dev/mapper/cryptswap1, is not ready yet or ..... contiunue to wait or press M, for manual ... on UBUNTU 14.10 Any help? ...
1
vote
2answers
54 views

Mounting external disk with defaulted 13.10 FDE

I have a hard disk which was previously used in my netbook with Ubuntu 13.10's default full disk encryption (FDE) configuration. I would now like to mount this disk as an external drive (via SATA to ...
0
votes
1answer
39 views

Unable to log into encrypted root drive after running virtual machine

I am unable to log into my encrypted hard drive on the host which is Ubuntu 14.04 LTS desktop. This all happened after I did the following. Ran VirtualBox Created a VDI drive Installed Kali Linux ...
3
votes
3answers
5k views

Decrypting a password protected LibreOffice Calc .ods file (forgotten password)

Sometime ago I created an .ods file with Libreoffice Calc which I password protected. I have now forgotten the password and as a result I am unable to access the file. Is there any way of bypassing or ...
0
votes
1answer
43 views

Hard drive not recognized after install

I have a Dell Laptop (Vostro 3500) and tried to install Ubuntu 14.10 64bit on it. It came with Windows 7 installed on it. So I try the install from a live CD, I select both full disk encryption and ...
0
votes
1answer
2k views

Can I recover a Bitlocker-encrypted disk without the key?

I have encrypted an external drive using Bitlocker on windows 7, I have lost the recovery key and since upgraded my PC with a new motherboard and processor. i have tried everything imaginable to ...
0
votes
1answer
357 views

After upgrade to kernel 3.16.0-30-generic I cannot use the keyboard

After installation of 14.10 and the "automatic upgrade" of the kernel to 3.16.0-30-generic from 3.16.0-23-generic I cannot use my keyboard to enter my passphrase for decrypting my physical drive. ...
0
votes
0answers
14 views

Connect to my computer via ssh and login in the encryption screen [duplicate]

I have a small question about how to login into my computer at work. I have a vpn connection and it works properly, however I had to reboot my machine and I have encrypted my desk, which means I have ...
0
votes
1answer
117 views

Repair broken encrypted home

I've ran into following problem. I have split my disk into two partitions, one for / and one form /home. I've also encrypted /home. One beautiful day ubuntu reports upon boot some broken files, ...
0
votes
1answer
26 views

How do I mount an encrypted drive

I just got a new harddrive, and I would like to get the files off of my old drive that was encrypted using the full disk encryption option in the Ubuntu installer. How do I access those files?
0
votes
0answers
87 views

ImportError: No module named charm.toolbox.pairinggroup

I am trying to run this python file which uses charm cryptography library...but i am getting this error ImportError: No module named charm.toolbox.pairinggroup Below is the code which i try to ...
0
votes
0answers
35 views

System crashes when forced to use swap

I'm running Kubuntu 14.04, with encrypted luks. I have 16 gigs of ram, so I don't use swap too often, but when my machine is forced to for one reason or another, it crashes. This can happen from ...
0
votes
2answers
93 views

Unable to write to ext4, No space left on device?

After creating a folder in my ext4 partition, copying some data to it, then moving that whole folder to another drive, I became unable to add additional data to the ext4 partition when I boot into ...
1
vote
1answer
37 views

Can I recover an encrypted partition that I quick-formatted in Lubuntu?

I had a USB drive encrypted with dmcrypt+LUKS which I forgot the password to. I later formatted it but as soon as I formatted it I remembered the password. Is there any way to recover/restore the ...