Disk encryption is the process by which every bit of data on a disk is encrypted, protecting it against unauthorized persons.

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Is it possible to add a key to an open luks volume whithout providing a current key?

As the title states, I need to know if there is a method to add a key that doesn't require the user to retype the password / provide a keyfile for an already open luks volume. I'd actually need to ...
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144 views

Is auto-logon on laptop with encrypted hard drive secure? [closed]

I have the complete hdd of my laptop encrypted (with the Windows built-in Bitlocker) and thus have to login two times upon booting (Bitlocker and user account). Since I'm the only person using the ...
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1answer
2k views

Full disk encryption with dm-crypt (without LUKS)

I currently try to achive full disk encryption using dm-crypt in plain mode without LUKS header with separate /boot on USB stick. Main goal of it is to achive plausible deniability on Debian linux ...
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59 views

How to install 2 encrypted instances of Linux Mint on the same SSD, both with different encryption passwords?

I'd like to have 2 different Mint installations on the same hard drive, each with each on set of encryption keys, so if I enter one password, it will boot on one, if I enter the other, it'll do the ...
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225 views

Is it possible to dual boot with Windows 7 encrypted with True Crypt and Linux Mint?

I wish I knew if this scenario is possible: Windows 7 Installation 1 (Encrypted) (Real) Windows 7 Installation 2 (Hidden Volume) (Fake) Linux Mint 16 "Petra" If you can not in the above manner, ...
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2k views

Intel Rapid Start Technology Incompatible with Whole-Disk Encryption?

I have a brand new Dell XPS 15 laptop, and I'm getting the following message popping up from time to time. Searching around, I see that Windows 8.1 is supposed to have whole disk encryption enabled ...
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2answers
118 views

How to Encrypt a virtual machine on Mac?

I'd like to encrypt a virtual machine that I will be creating. The host OS is Mac OS X and I am running VMware Fusion. I know Trucrypt is usually used but I have never used it before and haven't found ...
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998 views

Will re-formatting a hard drive get rid Of Symantec's PGP disk encryption?

My machine has it's whole disk encrypted with Symantec PGP technology, the one that brings up the grey screen for a password before the operating system boots. Can I reformat the hard drive, and ...
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502 views

Why on-the-fly disk encryption isn't availabe in GNU/Linux?

The way it is done in DiskCryptor. Dm-crypt doesn't provide such functionality, nor any other tool that i am aware of. Why is that?
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1k views

Separate BitLocker encryption for dual-boot Win 7 & 8 system--make only one drive accessible at a time

I am trying to setup a PC with the following setup: Dual boot, Win 7 and Win 8.1, each with their own partition. Both partitions encrypted with BitLocker At boot time, I select the OS I want to ...
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339 views

Find out type of encrypted hard disk

say you get a random harddisk into your hands which is encrypted. is it possible just from the layout of the data to see what kind of encryption has been used? i.e. Bitlocker, Truecrypt, dcrypt?
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37 views

Restoring data from encrypted WinXP partition image

EDIT: it seems that the partition is encrypted with a full-disk encryption software that uses TPM—I don't see any other way the partition could be looking like it's fully encrypted, while at the same ...
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1answer
559 views

Using software to enable SSD's self-encrypting functionality on older motherboads

I'm considering buying Crucial M500 SSD drive with SED (self-encrypting drive; ATA password, TCG Opal 2.0, eDrive compliant). I'd like to use its SED functionality, but even after reading a bunch of ...
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1answer
2k views

How to encrypt a zpool in Linux

Does zfs on linux have a built in command to encrypt entire pools (or zfs file systems)? If not - how should one proceed to do so? (I'm running zfs on an Ubuntu Server 12.04LTE)
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How is LUKS dm-crypt secure if the key is stored with the encrypted data?

I'm not a an expert in cryptography, but I've read the project's faqs. How is LUKS dm-crypt secure if the key is stored with the encrypted data? To me, this seems like hanging a door key on the door ...
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2answers
146 views

Encrypt HP Laptop's Second SSD

I have a 500GB Samsung 840 EVO SSD. It is going to be used as a second SSD in a Windows 7 laptop. I have encrypted it with Truecrypt and tested it with Crystal Disk Mark, and I am getting 165 MB/s ...
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81 views

Dual boot Windows 8 x2 with truecrypt

For now i have that configuration: SSD - partition C - Windows 8 (unencrypted) RAID0 (2x500GB HDD) partition D - Data - encrypted with TrueCrypt. I want to make something like that: SSD - ...
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2answers
2k views

Truecrypt Full Disk Encryption - Bootloader on USB stick/pendrive

I thought about way to hide that I'm using truecrypt on HDD, other than truecrypt built-in decoy-OS feature - it has lots of disadvantages. My idea is simple: Use full disk encryption on my system ...
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2answers
35 views

How can I restrict the acces to some folders on a shared PC

I've got a PC of which I'm admin. But also other people can access it as admin. The PC is on a Domain of which I'm not the admin. I want to encrypt some folder or all the hard drive. How can I ...
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2answers
119 views

Once opened, isn't a volume encrypted using cryptsetup readable by all users?

A volume is encrypted using cryptsetup. Once cryptsetup open ... has been executed, isn't the mapped device then readable by all users on the host? If they know the file system, they can trivially ...
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1answer
2k views

Is it possible to have low level encryption on the disks of a Synology Disk Station DS213J (NAS)?

I know I can encrypt shared folders, but unfortunately not the home/homes folder. All I want is that if my NAS is stolen than all data is unusable. I don't need to have different encryption for each ...
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1answer
544 views

Is there a way to use a keyfile with TrueCrypt full disk encryption?

Is it possible to completely encrypt a drive using TrueCrypt and then being able to decrypt it using a keyfile at boot time?
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637 views

How to clone a disk with laserlock protection?

I have a CD with laserlock protection. The disk is old and I want to make a backup. I use the disk for running a software, the disk needs to be inserted every time I launch the app. How can I clone ...
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1answer
291 views

Auto-mount/unmount truecrypt volume on login/logout

Ubuntu offers the ability to automatically mount/unmount the home directory using encFS when the user logs in or out. How can this be applied to a truecrypt volume using only a keyfile (no password) ...
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323 views

dm-crypt on whole disk - cryptsetup /dev/sda?

My question is simple. Can I create a encrypt my whole disk with cryptsetup /dev/sda? Or do I need to create the volume on seperate partition? Edit: I meant a situation, in which I have rootfs on ...
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999 views

dd to clone 2 hard drives with 2 OSes and an encrypted partition

So, I have a question with this complex back-up process. My computer has a 32GB SSD, where Ubuntu 13.10 and all programs that run on that system are located. There is only one partition on that drive, ...
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1answer
2k views

Can TrueCrypt automatically dismount a volume when laptop shuts down?

I created an encrypted volume in a partition in my laptop. But I'm worried to forget to unmount it when I close the laptop (which may put it in standby or hibernate) and somebody be able to hack ...
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How do I encrypt a Samsung Evo 840 SSD?

I've purchased a HP Envy 15-j005ea laptop which I have upgraded to Windows 8.1 Pro. I have also removed the HDD and replaced it with a 1TB Samsung Evo 840 SSD. I now wish to encrypt the drive to ...
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817 views

Systemd - Suspend to disk (hibernate) with suspended filesystems/block devices

Situation: 1) I am using systemd to suspend to disk using: systemctl hibernate 2) I have mounted a filesystem on an encrypted block device, that I suspend using dmsetup suspend device in order to ...
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1answer
97 views

Full-disk encryption without reinstalling Windows? [closed]

I’m looking for some best practices for full-disk encryption (without having to reinstall Windows). Is it possible to encrypt only user profiles? What tools are necessary? Can I encrypt a whole drive ...
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3answers
122 views

Does failure of a single block make decryption impossible?

In the past, I've considered encrypting my desktop and laptop's hard disks for security purposes. However, I've heard from various sources that the failure of a single block in the physical media ...
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792 views

Secure a server - Raid-5 encrypted with BitLocker? [closed]

I look after a small office, and when I say small I mean SMALL. The have a 2008R2 Windows Server running a domain and shares for about 10 people. They handle some pretty sensitive information so ...
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Dual Boot Windows (any Version) + Linux (any Distribution) with GPT/UEFI, full system encryption and shared partitions

I didn't think that my requiremetns were too special, but my search really didn't yield too many results, so I still got some quesitons unanswered. Basically I'm getting new hardware and will do a ...
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How to find out whether a specific mounted Linux file system is located on a encrypted device?

How can I find out via the command line whether a specific mounted file system in a Linux system is ultimately located on an encrypted device? Of course, a generic solution would be nice, but ...
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1answer
553 views

Recovering a LUKS encrypted partition from dump

I did a Linux Mint 15 install on my notebook a couple of weeks ago, and chose to encrypt the whole disk. Yesterday I could no longer decrypt it (that is, it insisted that either the passphrase or ...
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171 views

Format encrypted/corrupted HDD

I got a hard drive which I think is either encrypted or corrupted. When I tried to connect it to my other desktop, my desktop was unable to identify it. Is there any powerful way to detect and format ...
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600 views

Re-installing Windows with HDD encrypted with Ubuntu?

When I installed Ubuntu, I encrypted everything for security reasons but now I need to switch back to Windows and I cannot boot from CD. When I boot the CD in Wine it says: Windows Setup cannot ...
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267 views

recover files from encrypted home folder

I can't seem to find the answer to my questions -- hence my posting this here. I have encrypted my home folder in LinuxMint 15 Cinammon x64. If I create images of LM's partitions via fsarchiver, ...
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203 views

Mac OS X Disk Encryption - Automation

I want to setup a Mac Mini server with an external drive that is encrypted. In Finder, I can use the full-disk encryption option. However, for multiple users, this could become tricky. What I want to ...
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1answer
659 views

Share a folder to a specific computer without login

is there a way to Share a folder to a specific computer on the network without login? meaning the pc that is sharing the folder has no account authenication
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200 views

How to verify /boot partition on encrypted LVM setup

Isn't unencrypted /boot partition a weakness for encrypted LVM setup? Attacker may install a malware to /boot partition so that it may sniff encryption password next time system boots. It may also be ...
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2answers
631 views

Ask for password every time i mount encrypted partition

So I created an encrypted partition on my main hard drive. Mac OS X would ask for its password only when I would start the system. Then I unmount it, then I try to mount it again and OS X wouldn't ...
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3answers
1k views

Does truecrypt store plaintext password in memory?

I'm aware that the plaintext password is used to decrypt the header which stores all the decryption details for the actual data. So there is no reason to store the actual password in memory once the ...
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378 views

How can I find what type of encryption my DMG is using?

I have an encrypted DMG file on my Mac. Is there any way to use Terminal, and maybe the diskutil command to list what type of encryption the DMG is using? Or perhaps some other command? Or maybe ...
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1answer
140 views

faulted newly created files when no free space

After running out of space in the $HOME i found some of my scripts failing, leaving corrupted files arround. I'll explain with an example: I'm using Ubuntu 12.04, the / partition is ext4 with the ...
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Need to “continue” encrypting a CoreStorage volume, which has failed?

I am making the push to fully encrypt my MacBook, which has two disks (an SSD, and a regular spinning disk in place of the optical drive). I have encrypted the SSD, as it is the boot drive. However, ...
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How can I encrypt my Windows 8 laptop?

I have a UEFI laptop with Windows 8 that has the GPT partition system. How can I do full disk encryption? It has been announced by the TrueCrypt team that they do not support Windows 8/GPT. I'm not ...
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502 views

Uefi and full disk encryption with lvm on luks

I have an asus machine on which i can use old bios and new uefi. I've always used the old bios system, running a full encrypted debian with the following configuration: an unencrypted boot partition ...
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1answer
875 views

Installing Ubuntu as dual boot on SED (self encrypting drive) SSD with existing Win7?

My 6430u Dell laptop will arrive with a 256 GB Self-Encrypting Drive (hardware encryption, opal). Can I install Ubuntu in a dual boot configuration? With a normal dual boot, I just boot off a CD or ...
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755 views

Business Laptop with BitLocker Disk Encryption

I am getting a new laptop soon which comes stock with 2x128GB Raid0 for the primary partition with Windows 8 Pro installed on it. It also has a 1TB hard drive for storage stuff. My question is that I ...