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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Changing encryption settings for Microsoft Office 2010/2013

Although there are Office 2013 settings to change how encryption is performed, when you encrypt Open XML Format files (.docx, .xslx, .pptx, and so on) the default values — AES (Advanced Encryption ...
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172 views

How to encrypt rsync communication? (rsyncd + stunnel, vs rsync over SSH, etc)

I don't know much about the specifics of rsync, SSH, stunnel, etc, but I'm looking for a way to make rsync backups, but the transfer of data over the network must be encrypted (the credentials, and ...
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256 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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465 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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108 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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94 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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230 views

Trouble shooting true crypt

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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72 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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311 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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485 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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536 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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406 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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13 views

Folder Encryption in a network

I am using Windows 7 and I want to put a password in my folder in a LAN. Example: The \192.168.1.1 address is the Server of File sharing in a LAN (in my case). So all of the PC's that are connected ...
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22 views

After Bitlocker Decrypt Disk is Write Protected

I have an internal HDD that was previously a Win7 boot disk and was encrypted with Bitlocker. I replaced the old computer with a new one with a new HDD. I moved the old Bitlocker encrypted HDD to ...
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22 views

What does hardware encryption mean on external HDDs?

While shopping for an external HDD I've noticed some models have this feature (hardware encryption). Being a type of fella who only uses HDDs in general for storing data, with some hopes he will still ...
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30 views

Why is there used space in empty TrueCrypt file containers?

I'm new to Truecrypt so I didn't quite get the hang of it yet. So, I started experimenting by creating a "standard", not "dynamic" 5MB file container and another one 10MB both are NTFS filesystem, AES ...
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39 views

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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20 views

Truecrypt has marked my C: Drive as a “TrueCrypt Traveler Disk”

So i am no expert in TrueCrypt or encrypting (sorry) but i needed to encrypt my USB with a password and i was suggested to use TrueCrypt. So after long hours of try to find out how to add a password i ...
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53 views

Backup EFS encryption key generated, but no encrypted files? Track what caused the key creation

In I started getting a weird message "Encrypting file system - Back up your file encryption key" a user experiences a prompt that I also experienced yesterday for the first time. Now the ...
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58 views

Why does Twitter Bootstrap look like it's encrypted in Windows explorer?

I'm a little perplexed, I run Windows 7 Professional N 64-bit and just downloaded the precompiled Twitter Bootstrap library from their homepage. On extracting, I was given a prompt to backup my ...
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40 views

Encryption software that allows for password OR keyfile

My requirement is that my Windows 8 laptop should be encrypted (whole system drive) and ask for password on boot, except when it is docked in a specific docking station. If docked, it should boot ...
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62 views

S/MIME email Public Certificate?

Is there a way to create a public certificate for a S/MIME email certificate? I would like to share the public key on my website so people can send me encrypted emails. However I can only find ...
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43 views

how to ensure large encrypted files are not corrupted over time?

I created a 20GB truecrypt container file. I use it to store videos. I store it on an external drive that is always connected to my Win7 daily PC, and only occasionally mount this container file with ...
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147 views

Automatically mounting an encrypted USB disk at boot

I've followed these steps to set up an encrypted USB hard disk on Lubuntu 13.10, and these to unlock it with a keyfile instead of a passphrase. I now have a disk ...
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19 views

Damn Small Linux: aes module not working

I try to get losetup with aes encryption working on a Damn Small Linux 4.11 rc2, but without success: # modprobe aes $ dd if=/dev/random ibs=512 count=256 of=crypt.img # losetup -e aes /dev/loop0 ...
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158 views

EFS not available on Windows 7 Home Premium: workarounds?

This may well be an easy question to answer. I am running Windows 7 Home Premium and my hard disk's file system is set to NTFS which in theory should support EFS. However I've read that EFS is only ...
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70 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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113 views

permanently decrypt messages in outlook (S/MIME)

I have messages encrypted with S/MIME in Microsoft Outook. These can only be decrypted with the certificate installed on the client. Encryption stays even when saving the messagesto disk (as .msg) or ...
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69 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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38 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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70 views

How secure is PasswordBox?

There is a fairly recent newcomer called PasswordBox on the market as a password manager. I've read through their documentation, and although it sounds like it should be secure, I have been unable to ...
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38 views

Encrypt all disk and decrypt it depending on the sytem hardware

Is there any tool that can encrypt a whole disk and use a decrypt key based on the hardware of the machine? My goal is to create anti-copy OS that can only run on a specific machine, if i change the ...
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82 views

Backing up private git repos to a normal (non-root) ssh account?

It's nice that with github and similar services, I can backup my open-source projects (using 'git push'). With private data, I have some reservations though. I'd prefer that my repos are encrypted on ...
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129 views

Multiple encrypted LVM volumes with one password

I found a similar question here but it's only partially connected with my question. Currently I have one primary /boot partition and a single LVG1 group with 2 logical encrypted volumes - LV1 and LV2. ...
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966 views

7-zip command line -p switch not working according to help page [Solution Found]

I want to be able to automate the encryption of the file type .pcapng in a windows batch script. My current problem is that I get an error when extracting the encrypted file saying something along the ...
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43 views

Exactly how does Thunderbird encrypt usernames and passwords?

The more specific the better. I'm wondering exactly what algorithms Mozilla uses to encrypt usernames and passwords for Thunderbird accounts. (located in the 'signons.sqlite' file in the 'moz_logins' ...
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197 views

Move /home to a new HDD encrypt it with luks

as I'm getting more into linux, I'd like to make a few changes to my setup which seem pretty advanced to me. But first of all let me explain my setup so you know with what you are dealing with. This ...
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51 views

win7 changed password and encrypted files are not accessible

I did a reinstall of windows after I was having some issue with updates not working and the winsxs folder was getting huge and eating up about 14gb of my 80gb ssd. I thought I decrypted all the files ...
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328 views

Trigger Recoverable BitLocker Lockout

My team is about to provide our traveling colleagues with new Windows 8 laptops. Part of our security solution depends on the use of BitLocker. Every laptop will have two partitions configured like ...
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430 views

Open an .EPM file on a Mac

I have an a CD from work encrypted with Check Point End Point encryption software for windows. If I was trying to open this on a Windows computer I would just open the included .exe file on the CD and ...
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100 views

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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212 views

Where do the log files of TrueCrypt stored?

I want to develop a software probe which communicates with the log files of the open source truecrypt tool. Could anyone help me out in figuring where these logfiles are stored. Thank you a lot in ...
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86 views

Encrypting or protecting my ID for all applications

Problem I work in an environment where I have to use my LDAP ID+pass for running various applications as admin, sending emails, or for letting the application access the internet and so on.. A ...
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167 views

If I send an encrypted message using Apple Mail, are the attachments also encrypted?

A while ago, I'd tested this by sending myself an email with a file attached, then opening it in a web-based client. What I saw was a blank message with a single smime.p7m attachment. I assumed this ...
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364 views

Why “not a valid LUKS device”?

During installing Debian Squeeze I created partitions on a VPS (/dev/vda): vda1 = /boot vda2 = encrypted LVM (not using a standard way of Debian installer, but with the help of cryptsetup switching ...
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99 views

Encrypt Excel file on Windows for use on Mac

I have an Excel file open using Excel 2007 on a Vista PC. I wish to encrypt this file, and send it to someone to open on a Mac running Excel 11.6.6 (Office 2004). Is this easily achievable? I ...
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81 views

Cannot open an encrypted file on OS X

I cannot decrypt files on OS X (10.6.8 and 10.8.2) which I have encrypted on Ubuntu (10.04) using ccrypt. As a similar problem, I have a password file created with KeePassX. I just cannot open it on ...
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82 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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127 views

Can't find second partition on encrypted drive with two partitions

I have a drive with two partitions, a system partition (Windows 7) and a partition just for data. Both are encrypted with the same password. I didn't had any problems, but yesterday my laptop gets ...
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554 views

Truecrypt - Mount with command line options through GUI

I'm trying to mount a Truecrypt volume with the "Preserve modification timestamp" setting disabled. However, I only want the setting disabled for just this volumen, not all volumes. The only way I've ...