Ask Ubuntu Stack Exchange
Ask Ubuntu Stack Exchange

Questions tagged [encryption]

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

2548 questions
97
votes
6 answers

Enable disk encryption after installation

I'm running 13.10 Saucy. If I didn't enable disk encryption during installation, is there any way to enable it post facto? I found this, which says that encryption has to happen at install time, but it's also referring to Fedora. I can easily boot…
Isaac Dontje Lindell
  • 3,655
54
votes
2 answers

How to check if your home folder and swap partition are encrypted using terminal?

I installed Ubuntu 12.04 a few days ago but strangely I seem to have skipped the part about choosing to encrypt home folder. Now if it is encrypted I do not know what is the encryption key. How do I check if it is really encrypted? (and also the…
Neptunno
  • 2,214
26
votes
2 answers

Is there a way to do full disk encryption after the install?

Is there a way to do full disk encryption after the install? I have Ubuntu 11.10 installed with /home encrypted but really need the whole drive encrypted. I would really like to do that with out a re-install. Is there anyway to do that?
Jet
  • 301
24
votes
2 answers

Ubuntu 18.04 disk encryption

At what point during the installation of Ubuntu 18.04 do I get the option to encrypt my disk? Somehow I missed it, so if I'll need to start over I'd like to know where to look. Alternatively, what is a good way to encrypt after installation? I was…
Bani
  • 453
  • 2
  • 4
  • 9
19
votes
4 answers

How do I recover my data from an encrypted home directory?

I have a big problem. When I made a upgrade from 10.10 to 11.04 I lost all my data in home directory. I have only data from my home encrypted directory. What can I do? Thanks Martin
Martin
  • 191
19
votes
5 answers

How can I make an encrypted file / directory? (Ubuntu 20.04 LTS)

I have a Lenovo pc and am running Ubuntu 20.04 LTS. I would like to encrypt a file or directory on an external-HDD attached to the pc via USB port (to store data that should be VERY VERY SECURE). How does one go about this?
Duncan
  • 1,053
14
votes
2 answers

What disadvantages are there to encrypting an entire hard drive or a home directory?

I am planning on installing Ubuntu on my computer. I studied the installation instructions, and I discovered that one of the steps is to select whether the Ubuntu system will be encrypted. I understand that encryption enhances security. If a…
Casper the Friendly Grue
  • 569
13
votes
2 answers

How do I recover data from an encrypted Home directory

I opted to encrypt my Home during install, and now I would like to access my data from a LiveCD, unfortunately I'm having trouble following these instructions. I get the error "mounting eCryptfs: [-2] No such file or directory"
Lightbreeze
  • 1,570
9
votes
2 answers

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. What if I need to restart the machine remotely…
Caustic
  • 729
  • 1
  • 8
  • 19
7
votes
5 answers

CryptKeeper icon doesn't show up in the tray?

I'm trying to encrypt a folder, but the CryptKeeper icon doesn't show up in the tray. I'm not sure why. I've tried changing the whitlist to "all", but that didn't work. How do I get CryptKeeper to show up in the tray? Or, what would be an…
Isaiah Bugarin
  • 1,175
  • 2
  • 12
  • 19
7
votes
3 answers

unable to unmount encfs encryped folder in cryptkeeper

I have encfs encrypted directory mounted with cryptkeeper. If I try to unmount that directory from Nautilus by pressing "eject" button it will show the following error: "unmount: /home/xxxxx/Encrypted is not in fstab (and you are not root)" how to…
chanzerre
  • 264
  • 3
  • 5
  • 13
7
votes
1 answer

How to disable encrypted home directory?

Possible Duplicate: How to stop using built-in home directory encryption? I know having an encrypted home directory is a great security function but I want to disable it. I am using Acronis True Image Server for Linux to backup my files and…
ozgurkolukisa
  • 73
7
votes
2 answers

Encrypt the whole disk after installing 18.04

Windows or macOS provide easy ways to encrypt/decrypt the system drive (such as C:\ on Windows) whenever the user wants using GUI. It seems that the system drive encryption is an option at the installation GUI of Ubuntu, but there is no GUI to do it…
Damn Vegetables
  • 496
5
votes
4 answers

Encrypt USB That Is Compatible With Windows

I want to encrypt a USB stick, and be able to decrypt it on Windows as well as Ubuntu. How do I do this & what programs do I need to use?
john smith
  • 3,033
5
votes
1 answer

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?
user141823
  • 81
1
2 3
…
8 9