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

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How do you encrypt the entire Ubuntu Partition in a Dual Boot System?

I am planning to make my laptop have Windows 7, and Ubuntu. I plan to set up the partitions like so: /dev/sda1 = windows <p> /dev/sda2 = ubuntu boot (doesnt have to be encrypted) <p> /...
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1answer
2k views

Is there a way to decrypt EPM files using Ubuntu?

The government agency I work with sends me files encrypted with epm. I have the passwords. Is there a way to decrypt these files using Linux?
5
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1answer
336 views

What algorithm is used by Disk Utility encryption?

What encryption algorithm is used by the partition encryption function of Disk Utility?
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2answers
2k views

ecryptfs-recover-private creating unreadable encrypted folders

After months of proper functioning has ecryptfs has become corrupted and rendered /home/ inaccessible. when running (both via guest account and from live-CD): root@ubuntu:/media/backup/home/me# ...
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1answer
1k views

Mount on filesystem of type eCryptfs explicitly disallowed due to known incompatibilities

I get this error when I'm trying to do sudo mount -t ecryptfs folder1 folder2 in my home folder (encrypted by ubuntu) I tried the same command but folders at /tmp, it worked as expected. The error ...
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1answer
138 views

How to encrypt sensitive info on exec line in .desktop shortcut?

One of my custom shortcut has auto login parameter along with my login credential in clear text on the exec line. Is there trick how to write the login details portion in encrypted form and make ...
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0answers
240 views

Prevent that TrueCrypt gets Administrator rights

If I try to open a TrueCrypt drive, TrueCrypt asks me for my administrator-password (also when I am a normal user). I know, that i can prevent this password-asking by editing the sudoers file = giving ...
3
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1answer
164 views

ecryptfs - About 200 Passwords to Parse Through

I know all but two characters of my password. I know, I'm an idiot for not writing down my pass immediately after my main board went south on me, but that's water under the bridge. Anyway, I figure ...
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1answer
504 views

How to reallocate space from /home to /root with encrypted partitions?

My computer is dual booting windows 7 and ubuntu (12.04). My ubuntu partition has an encrypted root and home. The trouble is that for a while the /root partition has been almost full (94% to 98%. I ...
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1answer
1k views

Is ecryptfs-setup-swap persistent?

I have what I think is a quick question: Is running ecryptfs-setup-swap on a system that didn't have home-directory or swap encryption enabled when it was installed persistent? The man page at http://...
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1answer
130 views

Cryptkeeper 0.9.5 - 5.1 on ubuntu 12.10

Just FYI - I used Cryptkeeper to encrypt a folder containing over 2 GigaBytes of files (that's alot of files), and it seemed to work OK, it took a little while to encrypt all those files. BUT, when I ...
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1answer
1k views

How do I remotely reboot my computer if I have an encrypted HDD

I have set up our new server at work to have an encrypted HDD. At start up it asks for our password before booting. Great. Except it has just dawned on me that we ssh in to the server all the time. ...
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1answer
1k views

Clone encrypted HDD to smaller drive

For my work Laptop I use full HDD encryption and I need to upgrade my 500GB HDD to a 250 SSD drive, my HDD has only around 100GB of data and is created via encrypted LVM. GParted does not support ...
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1answer
4k views

dm-crypt with LUKS - aes kernel module

Ubuntu documentation says that an aes kernel module needs to be enabled for using aes and dm-crypt with LUKS but when I run modprobe aes as the documentation says to, I get ERROR: could not insert '...
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1answer
176 views

access to data via LiveCD

I have a problem with my Ubuntu 12.04. After one of the updates I could not boot successfully. There was apparently some graphical problem. A message popped up with four options to choose but I could ...
2
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1answer
485 views

How to access an encrypted NTFS partition?

I have a partition encrypted with Kaspersky KryptoStorage in Windows XP. I reinstalled Windows XP and am now no longer able to access the partition. How can I mount that NTFS partition and access its ...
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2answers
4k views

How to mount encrypted windows partition in ubuntu? [closed]

i have asked this question here and I want more replies please how do I mount a SafeBoot encrypted Windows partition on Ubuntu (10.04)? I had a harddisk with safeboot encrypted windows partition. ...
2
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1answer
153 views

How to change the default location of /home/.encryptfs

Situation: I have a 2 large HDs setup in RAID 0 config and mounted in /raid (redundancy) I moved my /home to /raid/home. I hacked around configs to ensure that Ubuntu understands that I want my /...
2
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1answer
119 views

What is the command to retrieve the pass phrase of an encrypted home directory?

I remember setting a password to encrypt my directory when I installed Ubuntu, and running a command to retrieve a pass phrase in case I lost the password. Can anyone tell me what is the terminal ...
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1answer
344 views

GRUB missing after removing drive with Ubuntu

My work laptop is an HP EliteBook with one hard drive in it. On that hard drive is a encryption program that boots up called "safeboot", you enter your username and password and then Windows boots up....
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1answer
291 views

No private directories found when I do have one?

I have 2 hard drives that are both running Ubuntu 12.10. One of the hard drives doesn't boot correctly but has the files I want to get from it. It also has an encrypted home directory and the ...
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1answer
747 views

Can I install Windows when a full encrypted Ubuntu disk is installed?

I am running a full-disk encrypted Ubuntu 12.10. Can I install Windows alongside, adding it at the boot menu on this machine? If so, how?
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0answers
483 views

How to recover encrypted deja-dup backup from new install?

I have a backup of my documents stored in the Ubuntu One cloud. I used the default deja-dup backup application and I have enabled encyption. I was running Ubuntu 13.04 daily build but as the school ...
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1answer
183 views

Ubuntu and MacOS X full disk encryption easily possible?

I got a Macbook Pro 9,1 (mid 2012) and plan on finally switching from MacOS X as main system and Windows for games, to Ubuntu as main one and MacOS X just for firmware updates. How would I do that, ...
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1answer
2k views

How to lock and encrypt folder and files

I installed cryptkeeper in my laptop and when I click on the icon, it is not opening up or responding. I'm using Ubuntu 12.10 64-bit version. Please help me on how to use this software or tell me how ...
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1answer
737 views

Ubuntu 12.10 Encryption Details

Good Morning! Short version of the question below. Please help me understand the encryption features in Ubuntu 12.10. Installing Ubuntu, I opted both for the full disk encryption option as well as ...
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1answer
1k views

How do i stop Ubuntu from asking for a password to decrypt my drive on start up?

Ubuntu keeps asking for me to decrypt my drive on start up. This is expected, because I had set up full-disk encryption. How do I stop this now?
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1answer
733 views

Gpg symmetric decryption reduce the passphrase remember time

i used this command to decrypt my file gpg -d myfile.gpg it asked me for passphrase when i entered it showed me the content of the file now when i run the command again it did not ask me the ...
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0answers
457 views

How to remove encryption from harddrive in ubuntu 12.04?

Greetings I have "inherited" a Ubuntu 12.04 system installed on a Sun server. Judging by the output of the history command the system is broken from all the ./configure --prefix=/usr && make &...
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1answer
211 views

Is the Ubuntu “Restore Test” program legitimate?

I have an encrypted home directory, and today when I came to my computer, there was a prompt I had never seen before labeled "Restore Test", which asked me to input my home directory decryption key. ...
2
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1answer
1k views

How to setup an encrypted voip structure?

What is the simplest way to set up a voip structure in a Linux machine with the following features: 1) Using free software 2) For computer-to-computer calls: end-to-end encryption set by the users, ...
15
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1answer
7k views

New encryption feature in Ubuntu 12.10: home encryption or full disk encryption? or both?

How do I correctly encrypt the entire partition when installing Ubuntu 12.10? I ask because the new Ubuntu installer now shows two encryption options. After choosing "Encrypt the new Ubuntu ...
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3answers
20k views

How to disable cryptswap?

How can I disable cryptswap? I would like an unencrypted swap like before. This is on an ubuntu 9.10 system.
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1answer
2k views

Auto-mounting an encrypted USB hard drive

How can you configure a headless Ubuntu server to auto-mount an encrypted USB hard drive? I found this similar question, which explains how to mount the drive from the command line, but the author is ...
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0answers
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.bashrc not run when SSH-ing in as a user who has home dir encryption [duplicate]

If I SSH into an Ubuntu 12.04.1 LTS server as a user with home dir encryption, I get a really plain shell (no default .bashrc run). If I log in via console (of course causing the home directory to be ...
2
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1answer
3k views

Is there a way to change my home folder to encrypted after upgrading to 12.04 [duplicate]

I somehow missed the option to encrypt my home folder when upgrading to 12.04. It was not encrypted in 11.10. How might I do so without a re-installation? Or can I? I'm fairly new to Ubuntu so please ...
3
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1answer
529 views

USB encrypted VM with Ubuntu

New User here trying to get involved with Linux. Let me first say that I am enthralled with the Linux community, everyone is very knowledgeable and willing to offer input. Question: I would like to ...
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2answers
2k views

How do I make space in /boot/?

I have /boot/ on a separate partition from /, and /boot/ is 98% full. How do I make more space on it?
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4answers
7k views

How can i move an encrypted home directory to another partition?

How can i move a enrypted home directory to another partition? Are there differences between moving an unencrypted home directory to another partition and an encrypted home directory? Perhaps does ...
5
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1answer
2k views

How can I check if my computer has AES-NI support?

I've heard that disk encryption works reasonably faster when CPU supports AES-NI. How can I check if my CPU supports it? Does the Ubuntus default encryption (dm-crypt) use it by default or do I have ...
3
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1answer
1k views

Can I encrypt my disk after installing?

I did not chose to encrypt the full disk when I installed Ubuntu. Can I do it now?
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2answers
478 views

Firefox banking certificates

I'm using online banking on Firefox that requires me to import my personal certificate into the browser I use. Bank access is via their webpage, using pass and personal certificates. My question is, ...
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1answer
371 views

My LUKS encrypted device works on one computer but not on another - why?

My LUKS encrypted device works on one computer, the one where I created it on, Ubuntu 12.04. But when I attach it to another fairly fresh 12.04, syslog tells me "unknown partition". Any ideas why ...
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2answers
2k views

How do I set up Full Disk Encryption on an SSD?

I have a new Lenovo Thinkpad with an Intel SSD. I want to set up full disk encryption with pre-authentication boot. From reading I see there is a Guided Setup with Encryption option on the alternate ...
0
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1answer
407 views

How do I get and keep access to encrypted home dir on an external drive?

I have a clean new install of 12.04 on my internal drive. On my external drive I have everything that used to be on this drive. The file I'm concerned with right now is my old home folder from 10.04....
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1answer
295 views

How do I delete cached password for encrypted volume?

I am novice Ubuntu user. For laughs I encrypted an external USB drive and put a punch of secret stuff on it. It used to be that every-time I would attach the drive I would be challenged for a ...
0
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1answer
2k views

Laptop hdd encrypted with LVM full disk encryption

If I have full disk encrypted my laptop which has Ubuntu 12.04, will the thief be able to extract my files from the swap partition? I am assuming s/he will not be able to extract anything from the ...
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3answers
835 views

deja-dup backup encrypted home

Some days ago i have encrypted my home thanks to ecryptfs-utils. Now i have a big doubt regarding deja-dup and the future backup: can i backup the files that are in my home folder? will they be ...
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1answer
3k views

Mount encrypted home during boot (dm-crypt, luks)

I just installed Ubuntu 12.04 on my notebook having kept an old luks encrypted partition on my drive. This partition shows up in the file manager an can be mounted from there into /media/[UUID]. Now I ...
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1answer
245 views

Are there adverse effects from (or a better way than) writing to /run or /dev/shm to protect temporarily unencrypted data?

I am having trouble finding an answer to a question about protecting unencrypted data. I run Ubuntu 12.04. Although I'm not sure that it's relevant, I'll also mention that I use an encrypted home ...