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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How to setup File valult2 and Gemalto token

I would like to setup File Vault2. So, I'm researching for setup preboot authentication with Gemalto tokens. Based on that, I have several questions. Environment: Mavericks Does File Vault2 support ...
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199 views

fglrx drivers cause blank luks encryption password screen on boot, on Linux Mint Petra 16

I recently did a new install of Linux Mint 16 Petra on my main desktop, and used the full disk encryption option from the installer. The installation went smoothly, and the encryption password prompt ...
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1answer
82 views

Encrypted mail is rejected by mailserver

I started sending mail encrypted with openPGP (Thunderbird + Enigmail) this month and it has worked perfectly for several weeks. Today I attempted to send an encrypted message, but received this ...
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1answer
80 views

How do I find my public key on my Mac?

I'm using an OS X machine, and I've noticed that in the process of setting up an automated backup a long time ago, I must have also installed a Mac implementation of OpenPGP (though I unfortunately ...
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1answer
760 views

Is OPAL eDrive (Full-Disk Encryption) composable with Intel Smart Response Techonology?

I've just ordered a Haswell laptop with a 2.5" SATA hard disk. According to the service manual it has an mSATA slot (there are also Ultrabooks where a 24GB SSD is pre-installed and pre-configured as ...
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80 views

TrueCrypt encrypted my hard drive and THEN warned that the drive letter will change

My laptop is broken, and I have to give it to a service tech soon. Unfortunately, I can not easily take off the hard drive with this model, it's deep inside. So I am frantically looking for ways to ...
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1answer
116 views

How to encrypt my everchaging files for Dropbox while keeping them decrypted locally? [closed]

I would like to encrypt my files for outside use (e.g. for Dropbox), but keep them unencrypted on my hard drive (for instance, to be accessible by indexing and other 3rd party software). Similar to ...
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15 views

Program or website to show multiple symmetric cryptography algorithm output? [closed]

I am looking at some completely undocumented code that implements some kind of symmetric encryption and at a loss as to how to identify what exactly it does. The person who wrote it is not available ...
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158 views

BitLocker Error “The filename, directory name, or volume label syntax is incorrect”

I am trying to enable BitLocker on my Windows 8.1 Pro x64 machine. Since it doesn't have a TPM chip, I also had to enable the group policy option to Allow BitLocker without a compatible TPM. Now when ...
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78 views

OpenSUSE, encrypt root filesystem (or full disk) in running system [duplicate]

I would love to (actually I have to..) encrypt disk in my laptop. I have OpenSUSE 13.1, I'm very satisfied with it, I love it, but ... There is a need for disk encryption in my company and I am not ...
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94 views

Prevent TrueCrypt dismount when sleeping

I have full system encryption set up with TrueCrypt across an internal SSD and a 7200rpm drive, as well as two external hard drives (both Western Digital, the drive in question is a WD Elements 3TB). ...
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148 views

Computer randomly shuts down during Bitlocker prompt?

Recently I encrypted my main Windows drive with Bitlocker (no TPM, just password), but during the boot prompt to 'enter your Bitlocker password' the computer will shut down at a seemingly random time. ...
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1answer
55 views

RDP ceases due to encryption error, but only over wifi

So I'm trying to figure out some problems I'm having with RDP. It fails repeatedly over wifi due with the message "Because of an error in data encryption, this session will end" It does not do ...
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2answers
238 views

Truecrypt And SpiderOak

I use SpiderOak for cloud backups... I like how they encrypt everything on their servers. I also want to use Truecrypt on my computer to encrypt sensitive info. Would I be able to upload these as ...
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2answers
53 views

Security-wise, is encrypting the partition containing the data as safe as encrypting the whole HDD?

I only have data on one partition. The only other existing partition on the hard drive is that 100 MB system reserved. My doubt is whether, leaving the drive itself decrypted and only encrypting the ...
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1answer
485 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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2answers
82 views

Encrypt my Ubuntu fileshare

I want to setup a simple Ubuntu fileserver and have the Samba share encrypted. The trick is that I want to be able to simply power the server on and have the Samba shared files accessible to the ...
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1answer
62 views

How can I determine what encryption algorithm someone used if I have their PGP Key ID and Fingerprint?

I just learned how to lookup a user's info on pgp.mit.edu. Is there some way to determine what algorithm the user is using?
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64 views

EFS encryption not available on removable NTFS drives

I have a Windows 7 machine and would like use EFS to encrypt some files on my external disk. The disk is formatted as NTFS, but when I go to the advanced properties of any file system object, the ...
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30 views

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

I'm no expert in TrueCrypt or encryption, but I needed to encrypt my USB with a password and it was suggested to me to use TrueCrypt. So after long hours of trying to find out how to add a password, I ...
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1answer
254 views

Import PGP key to windows user for SSIS

I have used Kleopatra to generate a pgp key. In SQL Server I am running an SSIS package that should decrypt files using the above key. The SSIS packages runs as ImportFiles which has the identity of ...
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3answers
317 views

Laptop won't work with WPA encryption

I bought a new router (Linksys E2500) because the old router (Linksys E1200) WiFi would keep cutting out. I setup the new router using the same settings as the old router (WPA/WPA2 encryption, same ...
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84 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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34 views

How to avoid having users enroll for multiple certificates?

I am the domain administrator of my company. Recently one of my clients has re-installed his Windows and received a new certificate from CA, but the key pair of certificate is not same with previous ...
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2answers
262 views

Encrypt file using PGP/GPG having multiple recipients [duplicate]

I have used GPG for some time and know a little about the inner workings. For example I know how to encrypt a file with your public key so only you can open it with your private key, neat. But ...
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2answers
158 views

SQL Server Database Encryption [closed]

Let's say two programmers are working on a website for a store. They've created a small database for an online store. Users would have to register and provide a username(e-mail address) password,home ...
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20 views

Mount encrypted volume before / during login

To reduce impact of possible computer theft, I would like to have my user profile protected using a robust encryption, so that even if someone can get a physical access to my computer, he will not be ...
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1answer
106 views

Is my data gone after unplugging my external hard drive while formatting with TrueCrypt?

I unplugged my external hard drive while it was being formatted 30 seconds in, using TrueCrypt's Volume Creation Wizard. I unplugged the external while it was actively being formatted because I ...
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1answer
28 views

GnuPG: Get Public Key/Fingeprint from Encrypted mail

I have received a GnuPG encrypted mail which i cant decrypt: -----BEGIN PGP MESSAGE----- Charset: ISO-8859-15 Version: GnuPG v2.0.20 (MingW32) Comment: Using GnuPG with Thunderbird - ...
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101 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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117 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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1answer
133 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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504 views

Why can't SSH tunneling be used for SIP VOIP encryption?

On http://www.voip-info.org/wiki/index.php?page_id=2716 it says "Note that SSH tunneling is not a viable method for VoIP media path encryption." Why can't SSH tunneling (as opposed to a VPN) be used ...
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50 views

Incremental backup of unmounted encrypted hard drive / container

I am setting up my system from scratch and want to do everything right from the start. Since my computer contains documents from work, I need to encrypt. So far, I always encrypted my entire ...
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47 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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1answer
40 views

pgp semaphores management on linux

I've an issue with pgp semaphores management. As far as I see pgp (version 6.5.8) creates 4 semaphores while starting to encrypt the file but only 2 of them are then destroyed at the end. To ...
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35 views

Green Encrypted Files and Folders for No Reason

Recently i upgraded my XP to Windows 7 (Clean Installation) now i have problem to access my files and folders in my hard. It's All greened and encrypted for no reasson! I didn't change anything before ...
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1answer
82 views

TOR and Unencrypted HTTP Traffic [closed]

If the NSA has pinpointed certain people using TOR, is there a way to encrypt unencrypted web traffic? I suppose this is kind of a dumb question that answers itself, as once it leaves the exit node, ...
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2answers
112 views

How can I get Dropbox not to sync a particular folder that doesn't have read permissions?

I am using Dropbox 2.4.10 on OS X. I use Spotlight with an encfs-encrypted folder inside my Dropbox, which is mounted with the -o local option to get it to work on OS X 10.9 (see here). As a result, ...
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33 views

Installed #! Linux with encryption; computer no longer boots

I am rather stumped as to what to do at this point. I installed #! Linux with the encryption option (using whole disk). Afterwards it installed grub as well. The computer no longer boots at all ...
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24 views

Cloud encryption - offline usage in mobile

I really apreciate the benefit of cloud storage, but I'm considering to put an dditional layer of encryption between me and my provider. I want to sync a directory between a tablet(ipad), a ...
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2answers
54 views

Will TrueCrypt cause problems on a CrashPlan backup destination?

I recently began using my home computer as a remote backup destination for my "server" at work. I'm using CrashPlan, which is working quite nicely. I also have my personal files on the same drive, ...
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1answer
74 views

Is anybody aware of an application that does what FreeMyPDF.com does (frees 'secured' PDFs) [closed]

The site works smooth, but I have so many PDFs I want to break that batch processing would be truly ideal. I already tried Free PDF Unlocker and it didn't work.
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0answers
117 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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1answer
274 views

Truecrypt Rescue disk unique for each system?

I want to decrypt an external USB harddrive wich I have encrypted using Truecrypt system encryption. I want to use a laptop for this which harddrive is also system encrypted using Truecrypt. Both are ...
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1answer
24 views

Client files need encryption

I store client files in my office computers and the staff need to have access to these files. The client files have to be kept completely confidential due to personal data. So far, I have used ...
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1answer
36 views

D-link router interupting Internet connection

This message appeared on a wireless connected PC, then on the host Mac computer: Authentication Required A user name and password are being requested by .... The site says: RE1000 Was ...
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1answer
382 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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1answer
61 views

Do any one way encryption schemes exist?

I want to use services such as Boxcryptor and Spideroak, but I don't trust the clients not to send the key to the NSA. Is there any way I can provide a key that cannot be used for decryption? I ...
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59 views

How to verify a digital signature in pgp?

I am very inexperienced with cryptography, please answer using minimum technical terms. I encountered this site. The person claiming to be the owner of this site published his signature in pgp to ...