eCryptfs is a POSIX-compliant enterprise-class stacked cryptographic filesystem for Linux. Ubuntu's encrypted home directory feature uses this technology.

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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 ...
4
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1answer
578 views

Why is ecryptfs so slow when running du -s?

I have been using Ubuntu's encrypted home folder system for some time now and have not really noticed any slowdowns except in two specific cases. When I run du -s in my home folder, it takes several ...
2
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1answer
1k views

How can I automount my ecryptfs ~/.private directory without logging in?

On Ubuntu Server 12.04 LTS, ecryptfs is set up where my /home/user/.private directory becomes decrypted when I login. I can then access my files in /home/user/private. But if I don't login to the ...
4
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1answer
1k views

Can ecryptfs-setup-private be made to use a 256 bit AES key (instead of the default 128 bit key length)?

ecryptfs-setup-private will by default use an AES 128 bit key. Can I make it use a 256 bit key (32 bytes key length)? Of course, I could do the whole process manually as described here: ...
4
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1answer
383 views

Prevent users from encrypting their home folders

How can I prevent users from encrypting their home folder on a server inside our company without removing the respective packages? Are there any policies I can enable to prevent this? Edit: the ...
0
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1answer
720 views

Making the old encrypted /home partition (10.10) available to new install (12.04)

I installed Ubuntu 12.04 on a fresh partition and my old Ubuntu 10.10 has my home directory encrypted. I was wondering if I can mount this home directory as /home/myoldhome in to new install whenever ...
12
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3answers
8k views

How can I completely remove ecryptfs from my system and delete .Private?

Few days back I have installed ecryptfs, created a private directory using it. Now my Ubuntu login became super slow. I have tried removing ecryptfs from Synaptic. I found It, it can not be deleted ...
9
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1answer
321 views

Where are decrypted files stored during runtime?

I wonder where does Ubuntu/eCryptfs store decrypted files from encrypted $HOME directory during runtime. Does it decrypt files just-in-time and store them only in RAM? What about large files (e.g. ...
2
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1answer
580 views

Accidently deletetd .ecryptfs folder - cant log in anympre

I accidently deleted the .ecryptfs folder, also the .private folder. Cant login anymore. Just as guest. How can I restore to the system before I deletetd those fodlers?
3
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1answer
2k views

How do I move my encrypted /home to a new computer?

Hi I have a new notebook and I want to move my home data to the new computer. I think there are multiple ways of doing this copy all to a external hdd and move back on new computer do an Deja-Dup ...
4
votes
1answer
6k views

Disks constantly spinning no matter what I do (jbd2). I'm on the brink of insanity

My disks have been spinning for months. It started with Ubuntu 11.10, and continues with 12.04. I can't figure out how to stop it. I've looked at various folks suggestions online about ext4 commit ...
2
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0answers
429 views

ecryptfs-setup-private login passphrase incorrect

I'm trying to access my former home folder. When I run ecryptfs-setup-private, I am asked for my login passphrase which returns ERROR: Your login passphrase is incorrect. I have tried both, my ...
9
votes
1answer
4k views

Encrypted Home… Forgotten Password, but no Passphrase

I am using a cloned hard drive in attempts to restore some old files. The cloned drive has 2 users, one with an encrypted home drive, one without. Both are administrators. When I couldn't get into ...
2
votes
1answer
171 views

“AND Operator” in PAM

I need to prevent users from authenticating through Kerberos when the encrypted /home/users has not yet been mounted. (This is to avoid corrupting the ecryptfs mountpoint) Currently I have these ...
3
votes
2answers
423 views

Can find any /.ecryptfs dir to retrieve my encrypted home dir

I've read some questions similar, but not the exactly the same problem... I've moved my home directory to a separated partitión (Ubuntu 11.10) following this tutorial. After confirming all my files ...
2
votes
3answers
5k views

Encrypted Home directory not auto mounting

I somehow managed to break auto-mounting for my encrypted home directory. Every time I login via SSH, I see this: valorin@joshua:~$ ls -la total 44 dr-x------ 3 valorin valorin 4096 2012-03-17 ...
5
votes
2answers
1k views

Recovering data from Private in an ecryptfs backup when the new home is also encrypted

I have a backup of /home from my old system on an external drive. The ~ on my new system has full home encryption from ecryptfs. I want to decrypt the Private on the old home and copy its ...
2
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1answer
236 views

Obtain passphrase programatically before intial login with ecryptfs?

We are learning about/experimenting with eCryptfs (Ubuntu Server 10.04). We are trying to set up users on our server programmatically using a bash script which we can do, including encrypting their ...
3
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1answer
1k views

Enable ecryptfs for all new users, even those authenticating through kerberos and ldap

How do I make sure that all users have their home directory encrypted when the login for the first time? I have setup pam to use Kerberos authentication and LDAP authorization (which I think should ...
3
votes
1answer
1k views

Why can't I use an OpenSSL key pair with ecryptfs?

According to documentation, I simply create a public/private keypair for ecryptfs using ecryptfs-manager. But there is nothing to select. $ sudo ecryptfs-manager eCryptfs key management menu ...
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1answer
1k views

Accessing Encrypted Home Folder / Return to Login Screen

I been having problems with ubuntu, in that I can reach the login screen, but when I enter my password it comes up with a black screen with some text and takes me back to the login screen - I can ...
3
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1answer
509 views

kubuntu move encrypted home dir to new SSD (keep encryption)

I already found how to move my encrypted home dir to new hd, but I have a comprehension question. So when I installed kubuntu 11.10 I choose to have an encryption (I think there was only possible to ...
8
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4answers
6k views

Securely automount encrypted drive at user login

An encrypted /home directory gets mounted automatically for me when I log in. I have a second internal hard drive that I've formatted and encrypted with Disk Utility. I want it to be automatically ...
2
votes
1answer
599 views

ecryptfs on too-small harddrive - how to add links into the encryption?

I am using ecryptfs for my home directory. I now want to switch to an SSD but my home dir is currently 350gb in size and I don't have the money to buy an ssd that size. What I got is a 128gb ssd that ...
7
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4answers
6k views

How does ecryptfs impact harddisk performance?

I have my home directy encrypted with ecryptfs. Does ecryptfs lead to fragmentation? I have the feeling that reading files, displaying folders and login became continuously slower and slower ...
0
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0answers
130 views

How do i recover my encrypted home directory [duplicate]

Possible Duplicate: How do I recover my data from an encrypted home directory? I opted to encrypt my home directory when installing Ubuntu. I kept the recovery key, the passphrase?. ...
10
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2answers
935 views

Suspend to RAM and encrypted partitions

Normally I don't shutdown my notebook any more in favour of using suspend-to-RAM. The downside is that my encrypted home partition is completely accessible after resume without entering the ...
2
votes
1answer
718 views

When running ecryptfs-migrate-home -u USER I get command not found error

Just like in the title, boywithaxe@Xerxes:~$ sudo ecryptfs-migrate-home -u test [sudo] password for boywithaxe: sudo: ecryptfs-migrate-home: command not found boywithaxe@Xerxes:~$ I realise this ...
4
votes
2answers
977 views

How to recover .ecryptfs directory , and other contents of home directory

I am encountering this error Install problem: configuration files for gnome power manager have not been installed correctly I went to Recovery console and mistakenly deleted .ecryptfs /home# rm ...
10
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2answers
2k views

Which algorithm does “encrypt home directory” use?

When encrypting a user's home directory, either during the install procedure or later using ecryptfs-migrate-home, what encryption algorithm / key size is used by default?
5
votes
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 ...
0
votes
1answer
261 views

Some files not copied when moving an encrypted home to a different partition

I have "successfully" moved my encrypted home to a separate partition using the instructions here: How can i move an encrypted home directory to another partition? However, some files are not being ...
5
votes
2answers
902 views

Does ecryptfs-setup-private use real time encryption?

I'm trying to encrypt some sensitive files on my computer, and I'm trying to figure out what the best option is. I'm considering using ecryptfs-setup-private or a True Crypt file container. I like ...
2
votes
1answer
846 views

Encrypted backups on a NFS or SSHFS share

Been going around in square circles here so any help and/or suggestions welcome! Goal: encrypt my backup data on shared network server (shared via NFS or SSHFS) want the encrypted folder to be ...
11
votes
3answers
2k views

How do I get Ubuntu to stop hanging periodically? [closed]

Ever since Ubuntu 11.04, I have been experiencing random system hangs (I'm currently running 11.10). REISUB does not recover the system and a hard-boot is required. Scanning all the system logs ...
5
votes
2answers
1k views

Is my encrypted home folder open to other users when I am logged in?

I am a bit unsure about how ubuntus encrypted home folder works compared to a truecrypt partition (which is what I have used before). When I am logged in, will other users on my computer be able to ...
3
votes
1answer
1k views

Need help desperately to decrypt home folder

Okay, long story: My Windows crashed so I installed 11.10 on my HDD. I then partitioned my 1TB so I could dual boot both OSes. But now when I go to log into my Ubuntu system it says "missing ...
1
vote
3answers
442 views

Ubuntu, Gnome, PAM and ecryptfs

I would like to have a directory accessible to a couple of users, and not readable by maintenance types ... I can do what I want using ecryptfs and a password known only to the "couple of users" in ...
2
votes
2answers
659 views

Dualboot harddisk encryption

I have a system with both Ubuntu 11.10 and Windows 7 and I want to encrypt the whole harddisk or at least some of my partitions. My partition table is something like this (the ones marked with * are ...
2
votes
1answer
307 views

Dash not searching files [closed]

Unity's Dash is not searching files that I have opened before, only Applications. Neither Global nor Files lenses are showing any results. In then Files lens, I can view most recent documents, but ...
5
votes
1answer
9k views

“/dev/mapper/cryptswap1 is not ready yet or not present” error with Virtualbox

I just installed Ubuntu 11.10 yesterday in VirtualBox 4.1.4 and every time I boot Ubuntu it says: /dev/mapper/cryptswap1 is not ready yet or not present I've done a fair bit of Googling to try to ...
1
vote
1answer
140 views

Need to change strong passphrase for Private folder

I want to sync .Private on two computers through Ubuntu One. Problem is that the two computers have different strong passphrases for the Private folder. I have the passphrases recorded on paper. I ...
12
votes
3answers
2k views

'unreachable' home folder

Occasionally, when I log into my Ubuntu server, the prompt says jon@jon-server:(unreachable)/$. Running pwd at this point returns (unreachable)/, however echo $HOME returns /home/jon as expected. If ...
1
vote
1answer
1k views

Can I identify encrypted files resulting in dmesg errors, or fsck the encrypted files?

A few days ago, I accidentally ran out of space in my encrypted (ecryptfs) home folder after upgrading to oneiric (Tracker went nuts). I noticed because I couldn't write my files with vim anymore, and ...
5
votes
2answers
10k views

How do I open Access-Your-Private-Data.desktop?

Help how do I open this. the README file says THIS DIRECTORY HAS BEEN UNMOUNTED TO PROTECT YOUR DATA. From the graphical desktop, click on: "Access Your Private Data" or From the command line, ...
2
votes
1answer
881 views

Mounting an encrypted partition (not home) at login

I have a partition for data that is encrypted. I've created it using Disk Utility, so I suppose it's using ecryptfs. Since it is not home, it doesn't get automatically configured to be mounted at ...
2
votes
1answer
731 views

eCryptfs: Input/output error

My home directory is encrypted using ecryptfs. I have recently started getting I/O errors when I try to access some files on that file system: aix@aix:~/.evolution/mail/imap/acct/folders/INBOX$ cat ...
4
votes
1answer
250 views

Identical folders in home directory after decryption of home directory failed

So this morning I turned on my laptop, and everything seemed to be going fine until I logged in. All my settings were gone, back to the default desktop, default programs and everything. I did an 'ls' ...
6
votes
2answers
543 views

Upgrading Ubuntu with encrypted $HOME

I've heard cases of people who had problems with ecryptfs-encrypted $HOME when upgrading their Ubuntu versions. Is there any truth in that, and if yes how to upgrade without problems?
3
votes
1answer
641 views

Migration from ecryptfs to full-disk encryption

I'm thinking if I should move from the ecryptfs $HOME encryption to a full-disk encryption. What is the most recommended tool I can use for this full-disk encryption, and what is the best tutorial ...