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28 views

ecryptfs error leads to unknown filesystem on grub rescue

I have a Lenovo Thinkpad with a dual boot for Ubuntu and Windows 7. While in Ubuntu I closed the lid to the computer (which doesn't put Ubuntu to sleep) and went out to run some errands. I come back ...
1
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2answers
41 views

eCryptFS and FIPS 140-2

I've searched high and low for information on whether eCryptFS encryption is FIPS 140-2 compliant. I've found information on other filesystem or block encryption and their FIPS compliance I presume ...
2
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0answers
49 views

Ecryptfs problem with rsync

I use rsync to sync my files between my home laptop and my office desktop, with the -Cauvb --delete options. Recently, on my laptop, I encrypted my home directory with ecryptfs, which lives on an ...
2
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0answers
19 views

Problem using ecryptfs when /home mounted in two different systems

I have three partitions on my disk: Linux Mint Debian Edition (Kernel 3.11-2-amd64) /home Debian Testing (Kernel 3.16.0-4-amd64) Both systems mount the /home partition, which is encrypted using ...
2
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2answers
98 views

mount ecryptfs without sudo

I am using the following script to mount an ecryptfs directory (from How To Recover Synology encrypted folders in Linux). tty -echo read -p "Enter passphrase: " PASS; echo stty echo sudo mount -t ...
2
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0answers
68 views

Smart Cards and eCryptFS

I'm trying to integrate PKI keys on a smartcard (using OpenSC) with eCryptFS mounts in order to facilitate stronger authorization checks. Here's how I would encrypt the passphrase for the filesystem: ...
3
votes
1answer
229 views

How can I decrypt my encrypted /home partition?

A year ago I installed Linux Mint 17 on my laptop. I partitioned the HDD and separated the system (/ mount point) and the data (/home mount point). I chose to encrypt the whole /home using the basic ...
2
votes
1answer
318 views

SSH public keys not working; my home directory is encrypted

I installed Ubuntu LTS 14.04 server edition on a remote computer, and added my local public key to ~/.ssh/authorized_keys on the remote computer. I found that I still needed to use password to log in ...
2
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0answers
75 views

How do I layer compression on top of encryption on top of BtrFS, per-file?

BtrFS should support this really, but it doesn't. So ECryptFS looks like it will fill the gap. The only thing is, how would I layer compression on top of this? Reasons for compression on top of ...
1
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2answers
283 views

Non-interactive ecryptfs directory encrypt/decrypt

Can I decrypt an ecryptfs Private directory from a script? My basic use case for this type of activity is for doing remote backups. Imagine you have a machine (call it privatebox) with an encrypted ...
1
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0answers
367 views

how to decrypt ecryptfs file with private key instead of passphrase

I have an encrypted share folder on my synology NAS DS413 (which uses ecryptfs). I can manually mount the encrypted folder and read the decrypted files without issue, using synologies GUI. For some ...
1
vote
1answer
156 views

ecryptfs-recover-private deleted files?

After running ecryptfs-recover-private --rw ./ and doing some basic tasks on the mounted directory it seems that all files have been deleted somehow, yet the folder structure remains. This is very ...
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0answers
74 views

How to avoid session login failure with ecryptfs

After encrypting my /home directory with the migrate-home ecryptfs-utils script I can't log in to an XFCE session on my Manjaro system from the normal login screen. If I try to, the session is ...
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0answers
116 views

Recreating a corrupted encrypted home folder

I encrypted my home folder (not the entire OS) when I installed Linux mint 17 on a VirtualBox VM and had no issues until I compiled a large program that exhausted the system swap, which the installer ...
3
votes
1answer
172 views

Software like Iceweasel and LibreOffice wont run without root/sudo

I recently decrypted my home directory by making a backup of my home directory, deleting the directory, and then replacing it again with the backup (followed a guide). Ever since, I can no longer run ...
3
votes
1answer
149 views

eCryptfs key in kernel image or initramfs

I have an embedded Linux system with unencrypted kernel image and initramfs in NAND flash. My RootFS is in SD card. I want to encrypted some files on SD Card as my SD card is easily accessible ...
2
votes
1answer
3k views

How can I manually decrypt the hard drive?

I've just switched to Ubuntu 12.04 one year ago and moved all my photos, documents, etc to the 1TB main hard drive that has been encrypted during the installation process - not LVM but only the home ...
2
votes
0answers
290 views

eCryptFS automounting issue

I'm running Arch Linux and am trying to setup an encrypted folder with eCryptFS. I've followed the tutorial on Arch's Wiki for manual installation, it's actually working. The problem occurs when I try ...
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0answers
54 views

Auto ecryptfs mounting only works after cloning

Weird problem, I have an auto ecryptfs setup on a machine. I have an init.d script which is setup to automount the ecryptfs. It was working at one point, and even now if I run the script directly it ...
2
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0answers
180 views

How does ecryptfs (FUSE filesystems in general) interact with buffer cache?

My assumption (which seems to be incorrect) was that ecryptfs (FUSE filesystems in general) used the following stacking mechanism: User code issues read() Kernel attempts to satisfy request from ...
1
vote
1answer
190 views

Auto-login using nodm and ecrpytfs on the home folder

I am trying to secure a Linux system to prevent offline access to the home directory (i.e. someone takes the HDD and mounts it on their system), which I've done with ecryptfs. I use nodm which boots ...
1
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3answers
1k views

What makes the files in my home directory appear, when I log in through SSH then run ecryptfs-mount-private?

I'm a bit of a newbie when it comes to using Linux. I've recently installed Ubuntu 12.04 LTS (minimal virtual machine) on a VPS host. I've encrypted the virtual disk and encrypted the home directory ...
2
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0answers
584 views

Use encrypted /home in fresh Debian created in Mint

I usually use my Linux Mint 15 installation on my PC. I have separate / and /home partitions. /home is encrypted with ecryptfs, which I did not configure myself, I just ticked the "encrypt home" when ...
2
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2answers
403 views

Hiding an encrypted folder in a shared system without root access (unshare -m)

I'm a graduate student trying to use a cluster at my university. These machines are shared, so I want to protect the source code I use (I signed a NDA, so I'm scared about publishing the code by ...
5
votes
2answers
551 views

How to get a usable full disk encryption with different encryptions for different users

I want to have a full system encryption on my laptop. But I have two users, one for home and one for work and want a separate encryption for both. Sure I could do a full disk encryption with dm-crypt ...
3
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3answers
429 views

ecryptfs mounted via command line, what do I need to backup?

I asked this question on the ecryptfs launchpad, but it expired there without answer. https://answers.launchpad.net/ubuntu/+source/ecryptfs-utils/+question/235226 It might be trivial, but I really ...
4
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1answer
133 views

Are there any security risks when mounting as root?

Are there any security related risks when mounting with root privileges compared to mounting with regular users? I have a script which does some ecryptfs mounting with non-root privileges (by design), ...
3
votes
1answer
186 views

Bootup prompt for ecryptfs password

Is it possible to setup ecryptfs mounts to prompt for password upon bootup? Say for example /home and /var are ecryptfs folders that need to be mounted; how do I force a prompt upon bootup to ask for ...
0
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0answers
130 views

Shrinking directory sizes on an ecryptfs filesystem

The root directory of my ecryptfs filesystem has grown massively since I accidentally created many thousands of files in it. Now that I've deleted the files, I'd like to shrink the directory, as I ...
1
vote
2answers
534 views

Cannot mount eCryptfs

I tried to install eCryptfs on my server to open an eCryptfs I did on my home computer. I got these errors. $ sudo mount -t ecryptfs /home/(place)/enc/ /home/(place)/enc/ Unable to get the ...
1
vote
1answer
207 views

/dev/shm/ecryptfs-$USER-Private keeps climbing in Kubuntu 12.10 Install

I'm having a problem with an installation of Kubuntu 12.10 with an encrypted home directory. I've been trying to figure it out for several weeks. For transparency, I'll note here that I posted this ...
3
votes
1answer
192 views

Slow ecryptfs mount

If I create an encrypted share (internally done via ecryptfs) on a synology disk station DS109 (DSM 4.1), mounting is very slow (approx 40 seconds). It doesn't matter if I do it via the ...
3
votes
3answers
213 views

File goes missing for a short period of time after saving it using VIM

I am having a strange problem that seams to be caused by VIM, the Linux VFS cache, ecryptfs and/or something file system related: I open a file in VIM, modify it and save it. I try to access the ...
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2answers
202 views

have /home/user/Downloads (and other user folders) on a different partition

I recently got an SSD. I use it to store my / as well as my /home directories (on different partitions). For each user, I would like to have most of their folders on my big RAID-1 with 2 hard drives ...
0
votes
1answer
797 views

setup filename encryption for encrypted home folder in eCryptfs

I used ecryptfs-migrate-home to encrypt my home folder on my Debian (Testing) system. As I am a complete encryption-greenhorn, I don't know yet how to check, if the encryption succeeded. However, I ...
5
votes
2answers
791 views

conceal home folder completely - is ecryptfs the right choice?

On my Debian-Testing-System, I want to completely conceal the home folders. That means, I not only want the data to be encrypted, but I also want to preclude determining any (or most) information from ...
2
votes
2answers
1k views

Can't do SSH public key login under encrypted home

I can't do ssh public key login to my server and I think this issue is related to the fact my home is encrypted. I chose the option "encrypt my home folder" under the Ubuntu install setup. The ...
4
votes
1answer
670 views

Mount options with ecryptfs encrypted home

I'm using ecryptfs for an encrypted home directory. I would like to try out the mount option "ecryptfs_xattr" on my encrypted home directory, because it will probably improve performance. Can I ...
1
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2answers
3k views

I reset my password and now I can login, but without nautilus or program menu

I recently powered on some old notebook with Linux Mint 11 (Katya) installed, and I thought I remembered my user password, but turns out I didn't. So I reset that password using the instructions here. ...
2
votes
1answer
603 views

Pamd not mounting ecryptfs disk anymore since upgrade

I have encrypted my home disk a long time ago and I configured pam to mount it automatically on login. However after update to version 1.1.5-3 pam is not mounting the disk anymore. Here are the logs ...
2
votes
0answers
1k views

Superblock corruption on every boot

I have a Linux Mint 12 install on my laptop. Yesterday I powered it off like I always do and this morning when I started it I was greeted by an error screen. (Translated from Swedish) Fatal ...
13
votes
4answers
10k views

What is the maximum allowed filename (and folder) size with eCryptfs?

I am a new eCryptfs user and I have a very basic question that I wasn't able to find anywhere. I am interested in using eCryptfs via my Synology NAS that uses Linux. While trying to encrypt my folder ...
4
votes
2answers
442 views

Is there a tool to map ecryptfs plaintext and encrypted filenames?

Ecryptfs encrypts filenames and sometimes I need to find particular file, so I would like a tool to map the encrypted filenames back to their plaintext file name.
5
votes
1answer
1k views

Can an eCryptfs Home Directory Be Backed Up Remotely

The main idea I want to have is a backup script run rsync to copy my /home/.Private/user directory off to another server. This would allow the backup script to have no knowledge of the data, but mean ...