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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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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1answer
20 views

Decrypting XML Encrypted File

I've been sent a series of files that I need access to, along with a password. Unfortunately, I haven't been told how the files were encrypted. I can see that the encryption process has added the ...
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Encrypting Outlook 2013 PST files

I've done a little research on Outlook PST files, and it's my understanding that the messages in them can be read by anyone with access to the file itself, no password needed to decrypt. Microsoft's ...
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1answer
7 views

Local file encryption and Cloud Services

Been looking at doing encryption of files with bitlocker on Windows 7 but want to have offsite backup. Currently just using Google drive as offsite storage but want to be safer with what is online. ...
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1answer
16 views

What happens if i move a file from a Bitlocker drive?

If I move a file from a bitlocker enabled drive/partition to a non bitlocker drive/partition what happens to the file? Does it stay encrypted but unreadable? Does encryption disappear?
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1answer
17 views

Read-only, encrypted flash drive [on hold]

Is there any hardware or software way to make a flash drive encrypted and read-only? I want to give this flash drive to someone, have them be able to open and read files, but not able to copy the file ...
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1answer
20 views

How to get GPG working with Outlook 2013?

My OS is Windows 8.1 Update 1 x64. I have Outlook 2013 and just installed GPG4Win (latest, 2.2.2, full version). When I now launch Outlook 2013, I still don't see any UI/options to setup certificates ...
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1answer
22 views

Disable extract from archive

I want to compress a file with encryption; but would also like to prevent extraction/saving of the file from archive. In other words, user can only print the file. This is for added security. ...
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15 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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1answer
36 views

Can a device that has wifi that does not support WPA connect to an access point configured for WPA via WPS-PBC?

I'm having trouble finding results for the internal workings of WiFi Protected Setup. All I can find is that the PIN method is broken, evil and cracked, and that you should turn off WPS PIN or WPS ...
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0answers
20 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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1answer
20 views

Is there an AES 256 LUKS encryption option in Fedora?

it was suggested that my post (http://security.stackexchange.com/questions/73140/is-there-an-aes-256-luks-encryption-option-in-fedora?noredirect=1#comment120019_73140) would be better if I asked it ...
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23 views

Is there an AES 256 LUKS encryption option in Fedora? [on hold]

I have certain information on my drive that I don't want anyone (not even me ;) ) to gain access to. I read recently that Fedora only offers EAS 256 LUKS encryption. This just isn't secure enough ...
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1answer
39 views

How to demonstrate disk encryption?

I'm having security classes and in one of the works I need to create a fictitious Company and demonstrate one security tool/improvement. I've chose to encrypt one Windows VM with TrueCrypt (AES) and ...
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1answer
22 views

how to strip a subkey from a gpg key?

I am trying to remove the subkey from my OpenPGP key. Here is the current state: gpg> uid 1 pub 3072R/C08D1F4B created: 2014-01-05 expires: never usage: SCEA trust: ...
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0answers
5 views

Enforce encryption in Outlook 2010 for specific E-Mail addresses

There is a specific E-Mail address which I have to send data always encrypted and signed. I already configured everything, such that the E-Mails get encrypted and signed, but I often forget to turn on ...
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14 views

How can I verify whether a cloud-based service uses client-side encryption?

I'm thinking of using a fairly new online journalling website (http://www.monkkee.com) for my personal journal. Given the nature of the data being highly personal, I'm extremely concerned about ...
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1answer
12 views

pgp: using subkey to sign, but should I publicize the fingerprints of both my master key and subkey?

I used gpg to create a key pair. I understand that a master key for signing only and a sub key for encryption only are generated. Following the Debian Wiki, I created a sub key for signing for better ...
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1answer
18 views

GPG Symmetric Encryption: No Secret Key

Using gpg 2.0.22 I do the following as user A: A@~: touch tmp A@~: gpg -c --cipher-algo AES256 tmp A@~: chmod 777 tmp.gpg A@~: su -l root -c 'mv tmp.gpg /' Then, as user B: B@~: gpg /tmp.gpg Now ...
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1answer
11 views

Import public key (plain text) into Outlook 2010

I have a public key: -----BEGIN PGP PUBLIC KEY BLOCK----- ... -----END PGP PUBLIC KEY BLOCK----- Is there any possibility to use this public key in Outlook 2010, without any add-ins? I know about ...
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0answers
57 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 ...
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2answers
145 views

Unlock External HD after locker has been deleted

I used lockMyDrive software in order to lock my external hard drive. The software locates the interface, where the user should insert the password, in the external hard drive itself. Everything was ...
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3answers
33 views

How is TLS enforced on the receiving client of an email

I am writing an application that must send encrypted email to recipients. The state agency I work for recently installed a feature for outgoing email. If #secure# appears anywhere in the subject, the ...
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0answers
30 views

File Format cross platform able to handle large files (more than 100 gig)

I have two 1-Terabyte (1 usb 2.0 and 1 usb 3.0) external drives. Can anyone please help me know what to do, I need to know the file Format which is cross platform can read and write in Windows, Mac ...
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Locking Arch Linux with keyfile on USB

I'm currently preparing to install reinstall Arch Linux on my HDD and was going to encrypt the whole disk and then I saw this https://wiki.archlinux.org/index.php/Dm-crypt/Device_encryption#Keyfiles ...
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19 views

I Need to provide encryption at rest for a 50GB MySQL instance running on Centos 6.5

I can't use GusterFS because they don't recommend it and Ceph because it's clear they can't guarantee performance. I can't just encrypt certain database objects because it will take too much ...
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1answer
45 views

Verify that connection to Cygwin SFTP Server is encrypted

I must ensure that my flow is encrypted. I am on a Windows machine and I have installed a SFTP server via Cygwin.. I am using WinSCP as client. And I am developing another client in C#. Everything ...
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2answers
35 views

Encrypt data flows via SFTP protocol

I have a problem and I am neither a system engineer nor an expert about certificates. I have to transfer some file from a client to a SFTP server via SFTP protocol. I have installed a SFTP server on ...
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1answer
15 views

Putty - how to tell which encryption algorithm is actually being used

I know how to configure which algorithms I'm willing to use. But the actual algorithm used is based on negotiation between putty and the server. So how do I tell which algorithm is actually being ...
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0answers
21 views

Enable AES encryption via ATA password on Samsung Evo 840 with data already on the drive?

Does the Evo 840 support changing the AES key (more or less) on the fly (in my case from "no key" to "my key")? I don't mind if it takes an hour to encipher the data as long as I don't have to ...
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28 views

How can I safely store my home directory on a cloud storage drive?

Here's what I want: All contents of my /home directory synched to a cloud storage drive. Seamless access: I want to use my home directory as normal, and for it to automatically be synched to the ...
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1answer
70 views

Unlock locked drive with Bitlocker using Password?

I have a Bitlocker encrypted drive and when I encrypted the drive, I saved the Recovery Key to my USB. Then I changed my system windows from 8.1 to 7 (because of some reasons) and suddenly lost my ...
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12 views

Just how fast is VIA's Padlock?

CPU manufacturer VIA has added AES acceleration to their C7 line of CPUs (I suppose Intel/AMD have with their newer CPUs as well). I'm wanting to build a matched pair of routers connected over a ...
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1answer
96 views

Cryptolocker: Derive Key Mathematically From A Decrypted Copy of a File?

Would it be possible to derive the key, if you have a decrypted version of a file, let's say this file, as an example: "C:\Windows\ehome\en-US\epgtos.txt" Or do cryptolocker and it's class of virus ...
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2answers
35 views

How can I encrypt plain text with a password on Linux?

http://www.unreadable.de/ takes a plaintext message + password input and encrypts the plaintext. I want to do this locally on Linux. Is there a one-line command that will compute an encrypted version ...
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2answers
36 views

Receive files securely over the Internet [closed]

Presently, I receive e-mail attachments from many different senders. Due to the contents of the file attachments, I want them to be protected (i.e. encrypted) while in transit to me. How can the ...
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0answers
20 views

Reinstalling linux without Re-Encrypting

I kinda crashed my system today by apt-get removing sensitive libraries with dependencies (for example pre-installed gnome-core and iceweasel were removed too)... I could successfully restore most of ...
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1answer
21 views

Verify signed file using GPG by passing in signature hosted online rather than stored locally (i.e. in keyring)?

Is it possible to pass the URL of a GnuPG signature when executing a verify query against a signed file? For example, instead of: gpg --verify file.txt Is there a variation of something like: gpg ...
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1answer
877 views

OS X 10.10 Apple Mail not recognizing S/MIME certificate

After upgrading to Yosemite, Apple Mail no longer recognizes my S/MIME certificate. This was working in Mavericks. I've checked Keychain and the certificate is valid, even evaluated it as S/MIME for ...
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0answers
26 views

Establish IPSEC Tunnel between two Ubuntu 12.04 PCs over LAN

I have two ubuntu 12.04 32 Bit PCs between which I want IPSec Tunnel to be setup. I have setup ipsec in both systems and ipsec verify runs fine on both. Since I have no prior experience of openswan, I ...
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2answers
36 views

Splitting a file provides some sort of encryption?

I was wondering if splitting a file with tools like HJsplit provides some sort of encryption. Imagine I split an image or a pdf in various parts, if someone manage to get just 1 or more parts, could ...
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1answer
39 views

Encrypting boot SSD and data drive

I use a 120GB SSD as my boot/system drive, and I have a 1TB SSHD that I use as a data drive. Many of my applications are stored on the SSHD, and Windows does not function properly if the data drive is ...
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40 views

accessing TrueCrypt container contents without root privileges on Linux

Is there a (free/open source) software which can decrypt the contents of a TrueCrypt volume without root privileges? (This excludes any use of sudo or similar mechanisms to increase user privileges.) ...
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0answers
16 views

Why do double quotes fail in GNU Privacy Guard?

I'm having some trouble with using full paths in GNU Privacy Guard (1.4.16 on 32-bit Xubuntu 14.04). While gpg -c /home/me/my\ stuff/test.txt and gpg -c '/home/me/my stuff/test.txt' work ...
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1answer
60 views

Lenovo Ideapad U310 encrypted w/ PGP WDE can't get to BIOS or boot menu

The Lenovo U310 Touch with Windows 7 was encrypted using PGP Symantec Encryption Desktop 10.3.2. Everything seemed to work fine until I used a windows 7 repair CD to restore an older system image back ...
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2answers
48 views

Is encrypting the password legal? Not using any hash methods [closed]

I tried to login to my college social network site but I forgot my password so I clicked the "Forgot Password" link then an email has been sent. It stated in that email my username and the super duper ...
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1answer
36 views

Integrated Full Disk Encryption for laptops?

I'm interested in a hardware based full disk encryption solution for a laptop. I've never really researched them before, so I'm not sure what to expect. (This is not a shopping list question). I'm ...
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1answer
178 views

BitLocker vs. Encrypting File System (EFS) on Windows 7

So BitLocker encrypts the entire hard drive, while EFS encrypts individual files. Is there any difference in the way that they implement the encryption? Do they both use your user account password as ...
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1answer
41 views

How do I tell if mysql replication is occurring over SSL

We have a SQL server replication in place. I'm trying to ensure that the replication is occurring over secure channels. Given that MASTER_SSL_Allowed is true ("Yes"), does this suggest things are ...
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243 views

How can I use Decryptolocker to decrypt all files in a directory?

I have downloaded Decryptolocker and have the key required to decrypt files. The instructions state to use it as: Decryptolocker.exe --key "<key>" <Lockedfile.doc> How can I use it on a ...