Encryption is the process of transforming information using an algorithm to make it unreadable to anyone except those possessing special knowledge.

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116 views

How to change the passphrase of a duplicity backup?

How to change the passphrase of a duplicity backup? I tried to just provide a new one when doing a backup but was faced with an error. GPGError: GPG Failed How should I proceed to change the ...
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21 views

Unable to log into encrypted root drive after running virtual machine

I am unable to log into my encrypted hard drive on the host which is Ubuntu 14.04 LTS desktop. This all happened after I did the following. Ran VirtualBox Created a VDI drive Installed Kali Linux ...
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23 views

Create BitLocker container and save the password for user not computer

I can create a BitLocker container and connect it as a drive. Then I can encrypt that container with BitLocker and then I have the possibility to save the password for a computer. So that means ...
2
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34 views

How to boot encrypted drive

i have a laptop installed with endpoint security disk encryption. I create a live usb to boot linux, but it doesn't work. Is there a way to boot a usb thumb drive from an encrypted disk? do i need to ...
2
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116 views

Files were encrypted by virus, and old (win 7) OS is gone - What Do?

So for the past few weeks I have been planning on switching from windows 7 to Ubuntu (14.04) with windows running in a VM for whenever I need it. 2 days ago my antivirus complained to me that I had a ...
2
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167 views

How to mount encrypted rootfs using uboot without entering password on beaglebone black

I am using Beaglebone Black as my board. I want to encrypt internal eMMC of BBB.(rootfs) I am using debian. there is two partition on eMMC. 1st for boot :vfat 16 (which include MLO and u-boot.img ) ...
2
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170 views

Debian shutdown takes a long time (RAID/crypt related)

I'm running Debian Jessie and recently my shutdown has been taking a long time. When I sudo shutdown -h now I'm sent to a blank screen except for a blinking cursor which sits for ~1 minute. It then ...
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96 views

Is there a tool like dm-crypt/luks using RSA encryption?

Is there a library/tool available for linux, similar to dm-crypt/LUKS using RSA encryption instead of symmetric ciphers? I want the "public side" to only be able to create these volumes, and the ...
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138 views

How do I determine what ciphers & cipher modes I can use in dm-crypt/LUKS?

I'm using an Ubuntu-based system, and I'm having difficulty determining what ciphers and cipher modes are available to me. The cryptsetup man page says: "See /proc/crypto for a list of available ...
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30 views

How can sensitive data written in a custom Outlook Form be protected?

We have an outlook form that is installed on some users machines, for use with their Exchange email account. All the emails sent using that form go to an internal functional/shared mailbox that is ...
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34 views

encfs mysql datadir: Errcode: 13

I'm using encfs to encode the /var/lib/mysql data directory, but mysql returns Errcode: 13 at any attemp of create tables or databases. To do so, I moved all files to a temporary dir, created the ...
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264 views

Poor write performance on ecryptfs

I did a bit of benchmarking with ecryptfs and dm-crypt, and got some interesting results. All the following were done with a Btrfs filesystem, using dd to copy a ~700MB file to/from a ramdisk with the ...
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713 views

gpg-agent fails with “command get_passphrase failed: End of file” on pinentry

I'm trying to use Enigmail with Thunderbird on Linux. GPG itself is set up, keys imported and I already can use the key management functions (including signing of keys) from kgpg. But Mail encryption ...
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456 views

TrueCrypt system encrypted drive fails to load Windows

I have full system encryption on my Win 7 Pro/64 hdd. I boot the machine and enter the TrueCrypt password, and Windows starts to load but fails with the error message "The boot selection failed ...
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777 views

Speed constraints of encrypted USB drives - Where are the bottlenecks?

I would like to keep my 1.5TB USB 2.0 external drive that I use for backups encrypted. I'm using TrueCrypt and have created a fully encrypted volume. This took 18 hours. My question is: Does ...
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137 views

How can I encrypt my whole personal user folder on Windows?

I share my computer with other people who also have administrative rights on this PV. To avoid giving them access to my personal data, like recent history, Dropbox content, and so on, I'd like to ...
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101 views

Turning Computer into Router,Network Address Translation encryption.?

I have windows seven and am using connectify. but when i try to connect to the interner through my ethernet court in my dorm room the comp0uter doesnt recognize the ethernet cord. I belive that the ...
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108 views

Do there exist any published security audits of FreeOTFE?

I see that http://www.freeotfe.org offers FOSS encryption software for Windows. This software also has a Wikipedia article devoted to it. However, it appears to have received less scrutiny than its ...
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1k views

Is it possible to open encrypted sparseimage files from MacOS X on Windows?

Windows programs MacDrive Pro and TransMac are capable to open MacOS X .sparseimage files. Does it include encrypted sparseimage files ? Are there other programs to open such files ?
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382 views

Troubleshooting TrueCrypt AES pretest errors

Every time I try full system encryption with truecrypt (AES) I'm getting a 'pretest failed' message after my test reboot. The thing is, nothing actually fails, I get a password prompt from the boot ...
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81 views

Photoshop with Bitlocker

I found this entry (Photoshop's activation software overwrites fixed drive adresses) in the TrueCrypt documentation that scares me quite a bit. How does Bitlocker handle this issue? Similarly, how ...
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327 views

Multi-Truecrypt, One unencrypted

My goal is to create a multi-boot system in which I have an unencrypted Windows XP\7 for guests and and an encrypted Windows 7 for me with WUBI installed on this partition if possible. Truecrypt ...
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431 views

Automatically Encrypt And Forward An E-mail

I'm looking for some mechanism to receive e-mail, automatically encrypt it and forward to another e-mail address. Essentially, I want to this new e-mail address to be an 'off-site backup' of all my ...
2
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626 views

Interrupted encryption using Windows 7 BitLocker

Can anyone help me please? While I was encrypting my hard drive with Windows 7's BitLocker, I accidentally pressed the "Cancel" button, and now my hard drive won't accept my password. Is there any ...
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597 views

How to customize Seahorse plugin behavior in Nautilus?

I use Fedora 14. The seahorse-plugins package adds a nifty context menu option in Nautilus that allows you to encrypt/decrypt files easily with your GPG key. But is it possible to customize its ...
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453 views

Windows 7 created a Encrypting File System key for me. How can I tell if it's in use?

I never knowingly created an encrypted file system, or encrypted files. This similar question proposes that it might have been Office 2010, which is a possibility. (Though it's irritating that some ...
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29 views

Using OpenSSL to generate encryption key for Outlook users

A private web application needs to receive encrypted email from perhaps 20 known users. How can I use OpenSSL to generate a valid encryption certificate that Outlook users can import and use to ...
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21 views

Using batch to automate manage-bde

We would like to encrypt C (full disk) specifying a startup password (we are ok with this in plain text, it's temporary) and simply backup the recovery key to the desktop. So far what's working is ...
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36 views

TrueCrypt disk encryption causes extremely slow Windows startup

I have a Windows desktop that was fast on startup until I encrypted the hard disk with TrueCrypt. Now it takes maybe around 3 minutes to startup after I type in my key. Then when my desktop appears, ...
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31 views

7-Zip: Opening image from 7z archive produces error code 0x8000000a

I've tried encrypting a folder containing a text file and an image with AES encryption using the .7z format. When I enter the password to open the encrypted folder the two files are displayed. I can ...
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44 views

What causes the files in Program Files to be inaccessible?

I have got strange problems on my notebook for months. I finally tracked down the problem to unusual situation in C:\Program Files, so now I ask this question here. I have got two user accounts - ...
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29 views

Decrypted Trucrypt drive won't mount in another computer

I am upgrading computers and will use Bitlocker on the new machine. I decrypted my system drive on the old machine that was encrypted with TC so that I can more easily transfer my old data across. TC ...
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35 views

Why is my bitlocker data drive unlocked for a few seconds after boot?

To specify: why is the data on my bitlocker encrypted drive available for a few seconds after logging in? After a few seconds the system 'notices' the drives are bitlocker encrypted and need to be ...
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24 views

Decrypting a Windows MIG file

I was wondering if anyone has any experience with decrypting an MIG file created by Windows 7 easy transfer. We have a client that has 15 years of genetic research and never wrote down her password ...
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31 views

Pairing of logitec Unifying devices uses a “secret algorithm”?

I'm considering buying a Logitec M570 wireless trackball. This device uses Logitec's "Unifying" wireless technology: a single tiny USB insert supports multiple logitec devices. This thread ...
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22 views

Encrypt Lightning event invite mails with pgp

I use Thunderbirds/Icedoves Lightning add-on to manage my calendar, tasks and notes. When creating an event I can add attendees and send invitations to them, but they won't use their public pgp keys ...
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118 views

“Unable to decrypt password” in Remote Desktop Connection Manager v2.2

I can log in as the administrator and access the servers just fine but the problem shows when I try to log as a user - then I get that message: Unable to decrypt password How can I fix it? Doing as ...
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64 views

Auto-Decrypt Windows Boot Drive With Truecrypt

Can I auto-decrypt an encrypted Windows 7 boot drive with Truecrypt? Basically, I want to be able to plug a USB flash drive in and have Truecrypt automatically decrypt and boot the Windows drive with ...
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61 views

Self Encrypting Drive (SED), partition modification?

I have been given a computer with a Win 7 on it and a Seagate ST500LT015 SED drive. I love the idea of have hardware based encryption eeven if having a TPM that does "whatever it wants" is kinda ...
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24 views

Ubuntu- encrypted folder for multiple users?

It's well documented how to create an encrypted home folder that is decrypted on login. I have a slightly different use case: I want a shared folder (specifically, code repositories) that is decrypted ...
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78 views

Cannot see hard drive after failed Truecrypt decryption

I was decrypting Truecrypt external drive and at 25% it said there was a corrupt data so it replaced it with random data. After that the decryption failed completely. I deferred the decryption and ...
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181 views

Self Encrypting Drives - is it possible to bypass ATA password?

I am using TrueCrypt but I want to buy SSD with SED, it's Samsung 840 Evo. After firmware upgrade it "supports advanced data security features(TCG/Opal and IEEE 1667)". If I set ATA password, would ...
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68 views

Make ecryptfs work on kerberos secured nfs4-share

I have a working single-signe-on setup using Kerberos and openLDAP. I have setup NFS4 to use this infrastructure to control access to the shared folders. This works perfectly fine. The NFS4 sever ...
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66 views

Multi-boot encrypted operating systems on EFI

I'm getting ready to "redo" my desktop computer, encrypting all of my partitions as I install the operating systems. I currently boot with EFI. I'm looking to install both Ubuntu 12.04 (really ...
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150 views

Bitlocker decryption not starting

I was about to do a fresh install of Windows 7 64bit on a laptop currently running Windows 7 32 bit with a Bitlocker encrypted 232GB hard-drive with 1.54GB free. I have already backed up all the data ...
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87 views

Is there a way to use a “hardware fingerprint” to automatically mount an eCryptFS directory on boot?

I would like to have an eCryptfs directory "securely" automatically mounted on boot without logging in. My scenario is this: I have an embedded ArchLinux server (ARM-based) that uses a removable ...
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36 views

Possible to make a switchless install from a password protected archive?

I am using 7-zip to make a switchless install (method for doing so here and here). I would like to use a password protected archive to make said install to help prevent the average user from simply ...
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51 views

Emacs Gnus email decrypt smime without openssl

I use gnus for my email. Every once in a while, I receive an encrypted email; when I answer "yes" to Gnus offer to decrypt it, it responds smime-verify-region: No CA configured. Now, my workplace ...
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366 views

Bitlocker with 2 SSDs in RAID 0 - Does TRIM function?

I've found that in Windows 7 and 8 if you have one of the newer versions of Intel Rapid Storage Technology the TRIM command is passed to SSDs in a RAID configuration (see here for example ...
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41 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 ...