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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413 views

Bitlocker: hardware or software encryption without a TPM?

I'm about to setup a Samsung 840 EVO SSD as the system drive with Windows 8.1 Pro, attached to an Asus P8Z68-V Pro mobo (which doesn't have a TPM). I'll also attach a Western Digital Black HDD for ...
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68 views

Linux Has Become Very Slow Dealing With Large Data

Last year I bought a computer, for around $1,800, so it is relatively high-end. When I first got it I was particularly pleased at how quick it dealt with large MySQL queries, imports and exports. But ...
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37 views

What is the default symmetric algorithm for encrypting the secret key in GnuPG 1.4.11?

When generating a GPG key, you are asked for a pass-phrase that will correspond to the private key (or keys to be exact). My question is what is the default crypto algorithm for encrypting your key ...
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1answer
95 views

Encryption on SDD without encryption support

I have a SanDisk Extreme II SSD. Despite using Marvell 88SS9187 controller, the drive does not support hardware encryption of any kind. I read around a bit and found that most software does encryption ...
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1answer
48 views

Canceling File Encryption Windows 7

I was trying to encrypt a single file, large file container of 100GB. I clicked on the Properties --> Advanced --> Encrypt contents to secure data. However, realizing that this would not allow for ...
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35 views

View hidden contents of usb device

I have a USB with the following contents on ls -lah total 8.0K drwx------ 1 srikanth srikanth 4.0K May 27 22:54 . drwxr-xr-x 4 root root 4.0K May 28 19:37 .. -rw------- 2 srikanth srikanth ...
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1answer
137 views

Truecrypt Drive appears empty?

I have a 2TB storage drive which I have been using with full-volume encryption via Truecrypt. Truecrypt normally attempts to mount the drive at login, and I simply enter the pw, and the new volume ...
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1answer
56 views

Ubuntu Full Disk Encryption unlocked via TFTP/NFS?

I'm setting up some secure Ubuntu servers with full disk encryption. They have a small boot partition, and a large LUKS-encrypted disk with LVM to provide the rest of the partitions. Currently, they ...
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1answer
487 views

How to use PGP private key with K-9 Mail on Android 4.x

Where do I copy which file from my OpenPGP installation on Ubuntu 14.04 on my Android 4.0 device to be able to import it into APG which is the en-/decryption provider I use in the K-9 Mail client?
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549 views

Intel Rapid Start Technology Incompatible with Whole-Disk Encryption?

I have a brand new Dell XPS 15 laptop, and I'm getting the following message popping up from time to time. Searching around, I see that Windows 8.1 is supposed to have whole disk encryption enabled ...
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452 views

Programmatically determining who signed a file

I want to programmatically determine who has signed a GPG clear sign file. Running gpg --verify will tell me this, but it does so in a human-readable format. Is it possible to get this result in a ...
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2answers
403 views

How to encrypt an external hard drive so a password is required only on computers other than my own?

I want to encrypt my external hard drive but I only want it to require a password if being accessed by a PC other than mine. This is because I have Backblaze set-up on my own PC and if Backblaze ...
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1answer
41 views

Need to decrypt KeePass database on Linux

I was finally getting to switching my new laptop from Windows 8 over to Linux. I had only one important file on that I needed to keep, and that was my dogecoin wallet file. It had a really weird ...
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2answers
835 views

Cannot convert ssh.com key to ppk format using Puttygen

I am having issues converting a private key from ssh.com format to putty format. Upon importing of the private key, I am met with the following error. Couldn't load private key (key does not begin ...
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2answers
87 views

Full disk encryption configuration

I'm buying a new Windows computer and I want to configure it to be secure. I want to use full disk encryption. My question is will my SSD work on a different computer in case my computer breaks. Also, ...
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2answers
126 views

How can I test whether a Mobile Application uses TLS?

For instance, how would I check that YouTube for Android uses transport layer security TLS encryption? Is there a network tool I can use to verify that encryption is used?
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46 views

CryptoLocker Ransomware. Can you recover files? [duplicate]

Today one of our PCs got infected with nasty CryptoLocker trojan crap. The PC was a Windows XP machine with up-to-date NOD32 a/v. As you probably know the virus encrypts your file with an 2048 bit ...
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2answers
123 views

Sector by sector backup from encrypted hdd to ssd

I have a 500gb encrypted (LUKS) hdd with linux installed (only 50gb used) and I want to migrate to a 250gb ssd. Installing from scratch to the new drive is something that I want to avoid since I have ...
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1answer
101 views

Decrypting Windows Encrypted Files

Friend of mine sent me on this little project to save his dad's files. Is there a way to decrypt files from a Windows XP system that was encrypted? I have the drive pulled and would like to access ...
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1answer
699 views

VPN with Encryption gives twice the download speed?

I am currently paying for internet through SuddenLink which has offered me 50Mb download and 3MB upload. I have also bought a VPN through PrivateInternetAccess, which has pretty much doubled my ...
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1answer
56 views

Disk encryption stratagy [closed]

I just ordered a new machine. The old one is not encrypted, but before I now receive the new one I wanted to ask about a strategy for the new encryption. My main fear is loosing the password and ...
0
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1answer
172 views

How do I erase a Samsung Magician encrypted solid-state drive (SSD)?

I need to securely wipe a Samsung 840 solid-state drive (SSD) of a co-worker that's leaving the company. My colleague ran into a problem he can't find the answer to. The drive is encrypted with ...
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0answers
125 views

BISS encrypted channels

I want to receive a BISS encrypted channel on my Linux, and I have the keys from provider. I use mumudvb for streaming this channel but I donnt know how to use "oscam" or other available software to ...
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39 views

Issue in Using Truecrypt

I have encrypted my external HDD using true crypt and the functionalities of Truecrypt seems to be working fine. I have configured a traveler's disk setup so as to run truecrypt from within the HDD ...
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88 views

TrueCrypt not resuming previously deferred tasks

After using TrueCrypt to encrypt my laptop's internal drive, I decided to try encrypting my external backup drive as well. 37 hours later, I deferred the task — an action I've had no issue with ...
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109 views

Encrypt a 3 TB hard disk with Truecrypt

I just bought a WD Elements 3 TB hard disk and wanted to encrypt the entire thing with Truecrypt (7.1a - Mac), using AES-Twofish-Serpent, Whirlpool as Hash Algorithm and Mac OS Extended as the ...
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1answer
254 views

What is the role of cakey.pem and cacert.pem in addition to .key and .crt based encryption

I have .key file which holds the private key data, .crt file which would be certificate with public key and, to my knowledge, that's it for public key encryption, right? Not exactly. In order to ...
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1answer
550 views

Restoring a SSD locked with HDD password

Seeing that my Samsung 840 SSD has hardware encryption using the HDD-password from BIOS, I decided to try it out. Since there was no password before, I entered my password in the HDD password field in ...
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27 views

When using Folder Lock the computer prompts This operation has been canceled due to restrictions

I got some problem because earlier I installed a software Folder Lock then I tried to encrypt a folder and created a locker. At first it works but the second time I created a locker it prompts "This ...
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23 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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1answer
62 views

Same certificate for encryption for different To:-addresses

When I write a mail and click on encrypt in message options, how can I tell outlook to use the same certificate when writing to two different mail addresses of the same person? In my case, the ...
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1answer
46 views

Unable to boot into Windows install disk on a Kubuntu machine with full disk encryption

The machine I'm working on is an Asus N81V laptop, Core 2 Duo, 4GB of RAM, SSD. It currently has Kubuntu 13.10 with full disk encryption. I am trying to repurpose this machine with Windows 7. I have ...
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2answers
57 views

Is there a way to encrypt the files on an SSD that needs to boot unattended?

My company is developing a product that is basically a Linux PC with custom software in a fancy box. Since it uses a commercial SSD for the filesystem, I'm worried that an unscrupulous customer ...
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1answer
123 views

GPG fails to retrieve passphrase

When trying to do gpg (version 1) keygen on archlinux I get the following errors after details (other than passphrase) have been entered: You need a Passphrase to protect your secret key. pinentry: ...
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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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1answer
65 views

Benefits of using a VPN for personal Internet browsing [closed]

I can understand a VPN is good in this scenarios: For a company network, to allow encrypted connection among company computers and with the comany server. If you are connected to a public Wi-Fi, ...
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1answer
42 views

Importing GPG Key

I am trying to import a GPG key to verify a download. I have never done this before, so bare with me. The Key ID is 4203454C. Let me know if you need any more information. What is the process for GPG ...
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33 views

How to protect Adobe Acrobat XI files?

I want to protect the content of some PDF files (copy, edit, print). I tried to use password protection but it can be broken easily using tools like this. Looks like they use standard encryption ...
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1answer
168 views

SSHD + full encryption: performance boost?

SSHD on itself as I heard is pretty nice. But what if I would full encrypt the SSHD with Truecrypt or whatever? Do I get still some performance boost? I'm just asking because as I understood SSHD is ...
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244 views

Can an administrator of a Windows domain see a user's password?

I'm in a corporate domain. My computer has Windows 7 and Office 2007, so I guess that the server is running Windows Server 2008 or something similar. I am allowed to change the password of my computer ...
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1answer
237 views

OSX Encrypted Sparsebundle Image keeps making small file changes

I've created an encrypted sparsebundle image to store some files that I want to keep safe in my Google Drive. However, I noticed, that even when just mounting this image and reading files (simple text ...
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139 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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2answers
41 views

SSH Encryption - AES-128?

I have a requirement for a minimum of AES-128 for SSH on my server. When I run ssh -v I get: debug1: match: OpenSSH_5.3 pat OpenSSH* debug1: Local version string SSH-2.0-OpenSSH_5.9p1 ...
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2answers
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How to encrypt traffic from my laptop so that i can't be monitored over Wifi by any other on that network [closed]

I would like to know what is the mechanism or tool to encrypt all traffic going or coming to my laptop which is connected to the wifi network so that i can't be monitored by anyone and no one on that ...
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2answers
70 views

How to encrypt a folder such that you can decrypt it on an unknown windows target system

I have to encrypt some files (from a linux system) and want to put them on a usb-stick and then be able to decrypt it on a windows system where I don't have admin-privileges and where I don't know ...
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3answers
88 views

Is there a reason why people don't secure public hotspots? [closed]

It seems like a network is considered to be secure by OS(or at least Windows) when the network has a password. By secure, it seems to mean the data gets encrypted. Can't public places just put WPA2 ...
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2answers
275 views

Is it safe to use Truecrypt to encrypt a raid 5 array?

I have a raid 5 array(software in windows server 2008). I have encrypted it using truecrypt, and it seams to be working fine, however, I am worried what will happen when i lose a drive. Will truecrypt ...
2
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1answer
116 views

Command-line Decrypting of PDF, given a document open password

I've been given a PDF that is password-protected. I have the document-open password, which is enough to decrypt the contents and allow PDF readers to load the content correctly. Is there a ...
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1answer
57 views

Do the Bitlocker Keys Clear from Physical Memory after Shutdown?

It is claimed that Passware Kit Forensic can recover passwords or keys of drives encrypted by Bitlocker. This needs an image of the encrypted drive plus a so-called Physical Memory image of the target ...
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1answer
353 views

Is windows remote desktop secure?

Is windows built-in Remote Desktop secure? I mean, does it use any encryption methods? or someone can hijack the data that have been transferred between two system?