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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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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73 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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597 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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25 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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727 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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131 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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202 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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141 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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103 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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49 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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99 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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2k 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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58 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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307 views

How do I enable a self-encrypting drive (SED) on Windows 7?

I recently purchased a HP laptop with Windows 7 Pro and a MTFDDAK256MAM-1K12 (https://www.micron.com/parts/solid-state-storage/ssd/mtfddak256mam-1k12) self-encrypting SSD drive (SED). However, I ...
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258 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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59 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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548 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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645 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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156 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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284 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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115 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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218 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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485 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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115 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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82 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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130 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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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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617 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 ...
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130 views

Is there any way to block all unencrypted connections?

I'm in the United States and I really don't think what I do is any of my ISP's business. No, I'm not doing anything illegal, I would just rather they not be watching everything. I tried TOR a few ...
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123 views

If a passphrase for a luks container is discovered, can that reveal another passphrase?

I've been looking for an answer for this scenario - say I've got a volume encrypted with a long passphrase. something like a skeleton key passphrase thats used for a number of volumes. This volume ...
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352 views

How can I make an encrypted email message into a .p7m file?

This is a bit complicated, so I'll explain what I'm really trying to do here: I have a Debian server, and I want to automatically email myself certain logs every week. I'm going to use cron and a bash ...
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109 views

Setup new Mac from encrypted timemachine

I was setting up my new Mac from encrypted timemachine, to my surprise, Lion start importing the files from timemachine without asking for the encrypted key. I couldn't find any documentation about ...
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127 views

aescrypt doesn't function with pv in pipeline

I am writing a bash script that pipes a file through pipe viewer to watch encryption progress. However, whenever I use aescrypt in the pipeline with pv, I get an error about not matching passwords. If ...
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112 views

Why do I have some “encrypted” files on my Win7 Pro drive

For reasons I can't fathom I appear to have a lot of files on my drive that are considered as encrypted (I just tried to xcopy /s /c /y /d a_dropbox_folder\*.* \\somewhere_on_my_nas_drive\ and got ...
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163 views

using zfone in practice - how do i force gtalk to use SIP?

Recently i got a need for a fully encrypted and safe communications. Believe it or not - there is no simple solution. Criteria for needed software include: 1. Encrypted 1 to 1 chats (text). 2. ...
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113 views

Windows live messenger video encryption

I was searching for an alternative for Skype video chatting and I found a super user question which recommends windows live messenger. I used it couple of times, and then I was worried about the ...
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169 views

How to install SafeGuard Easy on a Macbook running Windows 7

When I install SafeGuard Easy 5.6 on a Macbook running Windows the Installer stops at some point and rolls back. I am aware, that this is not offically supported ...
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403 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 ...
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11 views

Cannot remove a file

I used Cryptonite to encrypt a file then my device was shutdowned suddenly. Well, I cannot decrypt the file anymore. This's what I catched in the logcat when I try to encrypt the file once again: ...
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8 views

Cannot enable bitlocker after wiping computer and reinstalling windows 8 then 8.1 (Do not have TPM)

To start things off I have a Asus UX31A laptop and it does not have a TPM. Previously I took all of the correct steps to installing Bitlocker without a TPM. I downloaded the reg files to make it work ...
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16 views

Can I use a virtual smart card with Bitlocker without a TPM module to unlock a non OS drive automatically at boot?

When you encrypt a non OS drive with Bitlocker, the only option to automatically unlock it when the OS drive isn't encrypted is to use a smartcard. But I don't want to spend money on a smartcard + ...
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15 views

Encryption similar to the one done on OSX?

I moved on windows for some work, and I have the need to encrypt files. Problem: Windows does not allow to simply encrypt a folder, on external drive, connect it to another Windows machine and ...
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49 views

How to sniff passwords remembered by applications?

Suppose someone forgets their password for a web application such as gmail, facebook or some other application installed on the system such as skype, but the web browser or skype still remembers the ...
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26 views

Mounting a thumb drive encrypted o OS X yosemite on Debian

I recently encrypted a thumb drive on mac OS X Yosemite, by right-clicking on it and choosing "encrypt volume". Now I want to mount it on Debian jessie (read only access is sufficient). However, I ...
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23 views

how to recover bitlocker encrypted partition

I had formatted my laptop and installed windows 8.1; it was previously Windows 8. After completion of installation, three drives were missing. I successfully recovered two drives but the third one, ...
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21 views

How to copy EFS encrypted files to a remote computer keeping them encrypted

Is there windows command line or some free tool that will allow files to be copied to a remote location (such as FTP) and yet continue to be encrypted. I specifically don't want anyone to be able to ...
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20 views

Encrypting a bootable (Windows Portable) USB drive

I know it's possible to install Windows on a USB flash drive and in theory any PC you plug it into will boot the said Windows install, provided Windows will have suitable drivers for the hardware. ...
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27 views

google-drive-ocamlfuse does not upload encfs directory content

I am trying to setup automatic upload of an encrypted directory structure to google drive. To do that I use google-drive-ocamlfuse (grive keeps crashing and is never done), and encfs. First I create ...
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30 views

Truecrypt not enough space for hidden volume error

So I have tried this multiple times with different drives and keep getting this same error. "Not enough free space for the hidden volume! Volume creation cannot continue." I am getting this when ...
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94 views

DiskCryptor error. Can it be fixed? or what equivalent disc encryption software should be installed? Thanks

DiskCryptor is giving me the error: "Not enough space after partitions to install bootloader. Install bootloader to first HDD track?". Then after clicking YES, I get "Error code: 20" then upon ...