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

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2
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58 views

Full disk encryption on multiple drives; ext4 and GPT partition table; enter only 1 key

I'm looking for a tutorial (with clear steps) similar to the following article, but using ext4 and GPT partition tables. Full disk encryption with Btrfs and multiple drives in Ubuntu · Bryce Nyeggen'...
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0answers
14 views

Can't log in after partition recovery

I installed Ubuntu 14.04 and accidentally deleted all partitions. I then used testdisk to retrieve one of the partitions, and after it finished it needed a reboot. I rebooted and now I can't unlock ...
0
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0answers
63 views

Keeps asking for password or passphrase after copying sshd_config and id_rsa and id_rsa.pub keys

I have recently had to reinstall ubuntu 14.04 and copied the /etc/ssh/sshd_config and all ~/.ssh/* files from the backup I had. I was hoping this would reinstate the system as it was without having to ...
0
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0answers
166 views

Need to restore deleted boot partition. Can I use boot-repair with full disk encryption?

I have a PC with Ubuntu 14.04, full disk encryption and an accidently deleted boot partition. When I booted from CD and tried to reinstall Ubuntu, it showed 256 MB free space on dev/sda and one "...
0
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2answers
24 views

Are ssh keys generated individually by Ubuntu Server LTS 14.04 setup?

Let's assume freshly installed and updated&upgraded Ubuntu Server 14.04 LTS with ssh server. Does installation scripts generate new ssh keys for each installation (so I am safe having unique ones)...
1
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1answer
120 views

Encrypted Home… Forgotten password, but I have the Passphrase [duplicate]

I have forgotten the password to log in to Ubuntu (15.10). My home folder is encrypted. I do have the passphrase. How should I change the user password? There are some procedures here but they do not ...
1
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0answers
61 views

problems with booting Ubuntu 14.04 after fresh installation

I have recently installed Ubuntu 14.04.3 on my PC (the 64-bit version), on which I had Ubuntu 12.04 before that, and I have problems with booting. The installation was just fine, I chose to encrypt ...
1
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1answer
280 views

Ephemeral error message: “cryptsetup: unknown fstype, bad password or options?”

I activated disk encryption for my Ubuntu 15.10 64bit installation and get every time after entering the (correct) password the error message: cryptsetup: unknown fstype, bad password or options? ...
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83 views

Home encryption causes infinite login loop

Installed fresh 14.04 with home encrytion enabled. After opening desktop screen i changed root and main user's passwords.(before that they all were the same: user's, root's, encryption passwords) Now ...
1
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1answer
74 views

SMB encryption for connection from internet

I use Ubuntu Server 14.04 LTS with all updates and use built-in Samba 4.1.6. Because I use Samba from internet, I set smb encrypt = mandatory. This is fine, works great (even if I see login name when ...
1
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0answers
66 views

dm-crypt plain on top of lvm with /boot on usb

Just as a preface, due to the specificity of my question, I did not find a thread that applies to my question. With that, I'll get started. Here are main points of what I'm trying to do: Full disk ...
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0answers
44 views

Recovering /dev/sda1

a little bit of storyline: I created encrypted partition and install Ubuntu there(/dev/sda5). Also installation created /dev/sda1 as a grub parition(I think that), but there is only 255MB. Someday ...
0
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1answer
88 views

Encrypted partition for sharing files between Windows and Ubuntu

I recently got a new laptop with one SSD one HDD. I intend to setup a dual-boot with Windows and Ubuntu by splitting the SSD in half. However, I would also like to use the HDD or at least a part of it ...
0
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1answer
41 views

Weird Files and Folders

I have a folder in the Lubuntu which has following structure: soprano (4,2 KB) .ecryptfs (26,8 GB) - *this folder was hidden* lost+found (16 KB) Inside the folder .ecryptfs: soprano And inside ...
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0answers
14 views

14.04, fresh install/encrypted, dependencies not meet, including mount libraries

having a dependency problem can be infuriating. Having my machine down a couple of days, I finally had it all and stuck in a network install, I believe for 14.04. I do this: jack@Kilo:~$ echo $(...
1
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1answer
64 views

Search and encrpyt single file in gpg encrypted folder

i have a huge gpg encrypted tar-gzip file ~100 GB. But only need a single folder from it. I can list/search the content by doing eg. gpg -d file.tar.gz.gpg|tar -tz |grep "filename"|more This is ...
1
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1answer
40 views

Zombie partitions

This issue has evolved. IT'S ALIVEEEEEEEEEE!!! After giving the disk a brand-new partition table (or that's what gparted would have me think it's done), this is what gparted shows: How great! ...
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0answers
30 views

How do I change the keyboard layout used when entering in my sda_crypt password?

I am currently using Ubuntu MATE 15.10. While setting up Ubuntu, I accidentally selected the Colemak layout when I wanted the QWERTY layout. Now, when I am entering my password for sda_crypt at ...
0
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1answer
82 views

Ubuntu 15.10 startup loops on cryptswap pass phrase request

http://paste.ubuntu.com/14242642/ For this PC I installed Ubuntu 15.10, with an encrypted home folder, on a GPT drive, followed by Windows 7 in UEFI mode. I then repaired GRUB 2 with boot-repair on a ...
3
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2answers
188 views

Swap partition not used on fresh Ubuntu 14.04

My system is freezing when the memory used is maxed out and I was wondering why. Turns out the swap is not being used. Here's my partition table: Device Boot Start End Blocks ...
0
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1answer
662 views

Whats (currently) the most secure encryption software? [closed]

I've never encrypted my data and I am thinking about it, but I am not sure which is the best option, I know there are tools like TrueCrypt, that the developers don't recommend now or GnuPG, but i ...
0
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1answer
79 views

decrypt encfs on startup

I would like to decrypt an EncFS "volume" on startup. Usually I decrypt the volume like this : cat "/home/user1/encfs.pw" | encfs -S /mnt/encryptedVolume /mnt/decryptedVolume In /etc/init I have a ...
0
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0answers
48 views

Share encrypted folder with Samba but only mount on demand

There are some similar questions, but my situation differs a bit. I have a server running 24/7 with a raid, which is shared via samba. I want to encrypt some folders on the raid and make them easily ...
1
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0answers
30 views

How to change “Device” identifier displayed in System Monitor?

System Monitor displays a list of mounted "Devices" under the "File System" tab. I would like to change the identifier that is associated with a "Device" listed in System Monitor. How can this be done?...
0
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1answer
49 views

second hard drive, encrypted (LUKS, but mounts separately)

I have two storage devices in my machine. When I installed ubuntu, it offered to format the SSD and install to it, which was what I wanted. I didn't offer to do anything with the second. Fair ...
0
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0answers
8 views

Convert NTFS to ext4 and encrypt? [duplicate]

Is there a way for me to convert a "live" drive (i.e. with data on it) from NTFS to EXT4 and then also encrypt it? The drives are USB connected, but not flash disks.
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0answers
58 views

Unable to enable swap in Ubuntu MATE 15.10

I recently installed a fresh copy of Ubuntu MATE 15.10. I chose to encrypt my Home folder, upon using the system I noticed my swap partition was not enabled. I checked my /etc/fstab and saw it had ...
3
votes
1answer
39 views

Deleted .ecryptfs but system still running - any hopes?

I believe I have deleted my .ecryptfs passphrase files (~/.ecryptfs/ is empty) but that computer still is online with its drives mounted. I'm currently trying to recover the lost files with r-linux ...
2
votes
2answers
86 views

clean install, but with boot loader installed onto USB drive

I'm starting a new job that requires full drive encryption for me to use my own computer. My new job will require telecommuting so I have to try to meet my new bosses security or I have to learn ...
3
votes
0answers
103 views

Cannot type disk decryption password during boot

The GUI loads to input the decryption password, but when I type, the characters appear in the top-left of my screen, as though I was typing at a console without a command prompt. Forcing power-off ...
1
vote
1answer
164 views

Encrypt custom eCryptfs folder on login/logout (with filename encryption) automatically [duplicate]

When my laptop gets stolen, it would be nice to have my documents safely inaccessible in my custom folder (not ~/Private, but e.g. ~/.docs), where I also plan to move keyring and some configs. I don't ...
0
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2answers
25 views

Cannot generate initramfs supports encrypted root

I recently reinstalled my laptop which hdd I partitioned as a boot and an encrypted root, the same as before. To save time on drivers, I copied initrd.img from previous installation. Everything was ...
0
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0answers
12 views

940920 - dislocker needs to decrypt a file? [duplicate]

i've a bitlocker encrypted ntfs hard disk. i want to be able to use it and mount it in ubuntu with read/write access as well as i do in windows. i tried dislocker and made it with __RUN_FUSE. after ...
0
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0answers
64 views

Cannot access or boot encrypted drive (gave up waiting for root device…)

I cannot access or boot from my C drive. I'm running Zorin 9 and the drive is a Samsung SSD. The disk was encrypted on install, and that has not given me any problems before. When I start the system ...
1
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1answer
203 views

sedutil suspend

I'm using sedutil and LinuxPBA for full disk encryption on my Samsung Evo 850 SSD. Everything works fine, except that I am unable to suspend while encryption is "enabled" since the disk loses power ...
1
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2answers
1k views

Can Ransomware effect the Linux OS? [closed]

Recently, The Hacker News stated the following: Ransomware threat has emerged as one of the biggest threats to internet users in recent times. Typically, a Ransomware malware encrypts all files on ...
1
vote
1answer
77 views

Will encryption of /home partition create problems if I do a new install in the future while saving /home?

I have a dual boot Windows/Linux machine that I am doing a full revamp of. After saving my personal files, I wiped the 1 TB drive and did a clean install of Windows 10. I have reduced the Windows ...
0
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0answers
49 views

Freeze during boot on cryptswap setup

Can't boot into my Ubuntu 14.04. Looks like my Thinkpad X230 yesterday gone into hybernation mode and now can't awake. I have cryptswap set up. After I enter the passphrase the system freezes, ...
0
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0answers
34 views

Ubuntu 12.04 FTP over TLS Error 530

I have a ProFTPD Server running on Ubuntu 12.04, but my problem is that this FTP Server does not have a TLS encryption. So I tried to set up a TLS encryption with this tutorial: https://www.thomas-...
0
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0answers
30 views

Unable to decrypt two luks volumes post hardware change, simple mistake?

So here's the story I have an Acer R7 which I installed a 120gb evo 840 msata running Ubuntu 14.04 leaving the stock hard drive alone for the time being. In a bit of a rush for some storage space, ...
0
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1answer
277 views

cryptsetup: Cannot wipe header on device

I am trying to encrypt an external hard drive on Ubuntu 14.04 followig this guide. I started by formatting to ext4: $ sudo mkfs.ext4 /dev/sde1 mke2fs 1.42.9 (4-Feb-2014) Filesystem label= OS type: ...
0
votes
1answer
17 views

sudo start program as user with encrypted home

I am logged in as user1 and want to start a program1 with sudo user2: sudo -u user2 program1 But home of user2 is encrypted. So program1 exits because it can't write to it's settings folder. How ...
0
votes
1answer
41 views

ecrypte-recover-private not unencrypting with mount passphrase

My laptop (Ubuntu 12.04) stopped mounting my encrypted home drive today after several months of working fine. I have been using the same login password since I set up the encrypted home drive a few ...
0
votes
1answer
217 views

Removing Encryption on Ubuntu 14.04

Here is the issue, I encrypted my installation so at boot I need to enter a passphrase. Now I want to remove this so I can resize the main drive, i have tried every possible scenario nothing works. ...
0
votes
1answer
16 views

passphrase issue with correct ssh keys

It is the first time I experienced this issue : I have setup ssh keys and I set the passphrase. Since the file is not id_rsa but id_rsd, I set this Host someIP HostName someIP User git ...
0
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2answers
120 views

Passing encrypted password in mount command

I am trying to cron a simple 4 line bash script to backup a folder which requires me to mount the NAS folder for which I have to provide the password. Which is a big NO , Is there a way to pass the ...
0
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0answers
43 views

Ubuntu 14.04 LTS Black Screen after Ubuntu Splash - Acer One 753

I gave up and rebuilt without the encrypted $HOME and swap space but I wonder if anyone else has seen this or if it was self-inflicted. I have looked at many resources online and tried the ...
2
votes
1answer
88 views

How to mount partitions in nautilus as a normal user?

I have made several partitions on my hard disk. One is encrypted (LUKS) and contains my sensitive data. I don't want this partition to be mounted permanently (by automounting it via fstab), only when ...
0
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1answer
54 views

Boot old ubuntu harddrive luks encrypted

I've changed my harddisk, to a bigger one. The old one had Ubuntu 14.04 with full disk encryption (luks). The new hard disk has a fresh install of Ubuntu 15.10 without disk encryption. I need however ...
1
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1answer
110 views

How to mount partitions as normal user?

I have made several partitions on my hard disk. One is encrypted (LUKS) and contains my sensitive data. I don't want this partition to be mounted permanently (by automounting it via fstab), only when ...