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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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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580 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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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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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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591 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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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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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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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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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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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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506 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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170 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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509 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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942 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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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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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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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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754 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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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 ...
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Truecrypt performance difference between AES and AES-Twofish-Serpent

Is there a significant performance difference between Truecrypt encrypted drives using only AES vs disks that use a triple algorithm scheme like AES-Twofish-Serpent?
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Does Linux support self-Encrypted Disk API?

In this article it is shown how easy it is to bypass BIOS ATA passphrases, and it ends with that using the disks self-Encryption Disk (SED) API from within the OS would not give a performance hit. On ...
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Speeding up encryption during Debian install

I am installing Debian wheezy on some laptops. I have one large partition of about 750GB and a 4GB swap partition. I enabled encryption on both partitions and am now in the midst of the encryption ...
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Using a Unix terminal to encrypt a disk under OS X

I'm interested in knowing whether there are any native utilities (possibly under diskutil) to encrypt a disk via the command line in OS X 10.8.4. I can use FileVault or Mac OS's Disk Utility Erase ...
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Differences between encrypting an actual PC vs a virtual one?

Are there any differences between using for example TrueCrypt to encrypt the system drive of an actual PC and a virtual one running on ESXi? Are there any security advantages/differences?
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Reusing a USB flash drive with a hidden partition

I have a USB flash drive with a hidden encrypted partition on it. I'd like to reuse it, but so far I have been unsuccessful in wiping it. It is an SanDisk Cruzer 8GB with what I assume was with the ...
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How strong is ZFS encryption?

I've been playing with ZFS for quite a while, and was wondering how secure the disk encryption is for ZFS and how long it would hold up under a determined attack (I'm aware some of it has to do with ...
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Upgrading from loop-aes to cryptsetup

Once upon a time, I had an encrypted external disk that I would mount thus: # losetup -e AES128 /dev/loop1 /dev/sdb1 # fsck /dev/loop1 # mount /dev/loop1 /mnt/wd # ls /wd There are those that say ...
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How to prevent “evil maid” attacks? How to move /boot to a USB pendrive?

Apparently using full-disk encryption is not enough to secure a computer, because the /boot partition is not encrypted, and could be modified to include a keylogger. I have read about different ...
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Could disk encrypted with cryptsetup on Linux be read on Windows?

I need to encrypt my USB disk so it's accessible both in Ubuntu and Windows 7. I plan to use cryptsetup in linux and another one in Windows, if that's possible. Is it possible to use cryptsetup drives ...
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Hard Drive Encryption

I have a new HP laptop 2540p and was wondering how hard is it to encrypt the whole hard drive? Does it slow boot time? Does it make loading programs take longer? You have to enter a password at boot ...
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Linux bootloader on USB-stick, load different kernel depending on hardware

I'm experimenting with a setup where I keep my kernel and initrd on a USB stick, and thus I can keep everything on the actual computers fully encrypted. Nothing is stored in clear text, and nothing ...
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Create an auto-growing encrypted folder on linux?

I would like to create an encrypted folder on my ext4-data partition, where I can move some secret data into. how do I create such a folder? The drive is already more than half full, so is there a ...
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Win 7 full disk encryption with backup

I have a win 7 laptop that I would like to fully encrypt the hard drive and back up the encrypted hard drive routinely. Should I use TrueCrypt (not running Ultimate)? And how would I access the ...
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Full Disk Encryption with TPM, not subject to cold boot attack

Here's a passage from Wikipedia on BitLocker Once a BitLocker-protected machine is running, its keys are stored in memory where they may be susceptible to attack by a process that is able to ...
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How can I create an encrypted file on OSX for opening on Win7 w/out 3rd party software?

I do love PGP/GPG, but I have users who don't want to, or can't, install 3rd party binaries. Is there a way on OSX to create a (strongly) encrypted file on OSX which can be opened by Windows 7? With ...
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Why the results of Truecrypt and cryptsetup (LUKS) benchmarking are so different?

I want to encrypt a part of my HDD. But before that I wanted to benchmark the different algorithm available wondering if I should choose aes-xts-256 or aes-xts-512. Note: I don't have aes hardware ...
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How to autodetect device name in Linux

I have an encrypted USB dongue with cryptosetup, to mount it I have to execute a script that has hardcoded (or admits it as a parameter) the device name of that dongue that previously you had to ...
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Win7 --> Win8 = Bitlocker won't ask for password

I have a Dell E6520 laptop with a TPM. It had Windows 7 Enterprise x64. The C (boot) partition is encrypted with Bitlocker. Bitlocker would prompt me for a password after POST, and after I entered ...
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linux kernel mount filesystem from the encrypt partition when boot,how to?

my sd card have two partition,one is the boot,and another is the filesystem,now I use linux tool cryptsetup encrypt the filesystem partition,when boot on my board,the kernel can't mount the ...
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SSD Cache with FDE (TrueCrypt, BitLocker, etc) on Windows

I wanted to bring back an old question, but with a twist. It has been answered, how an SSD could be used as a caching drive for a larger, mechanical drive. What I am looking for is to have the same, ...
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251 views

PGP encrypted external Toshiba drive

I encrypted my external hard drive, a 350 GB Toshiba with PGP disk encryption and i forgot the password. Question: Is it possible to use a brute force attack (considering i know part of the password), ...
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Perfectdisk 12.5 and Truecrypt 7.1a with system drive encryption

Are these softwares compatible ? And performance hit level. Does it make my laptop slower I'm using HP pavilion g4.
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Can I access keyboard history without a keylogger?

By accident I wrongly typed a password (twice) that I completely forgot, when I was encrypting my external Toshiba drive with PGP Disk. I have no backup, nor *.krp files to repair my key, but I am ...
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Correct misaligned encrypted partitions

I have encrypted my SSD with dm-crypt/LUKS to install an Archlinux in an LVM container. Here's a graph of the structure (it's in French but should be understandable): Now I realised I should have ...
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How can I decrypt a bitlocker drive after startup automatically without encrypting the Windows drive?

I want to startup my Windows and then see a dialog box (or a commandline window) that prompts me for the drive password to decrypt it automatically after bootup. I tried to make a .bat "script" ...