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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Encryption and Decruption with GPG

A friend and I have a bunch of files that I encrypted stored on google drive. The issue comes up that he can't decrypt anything there. The steps I've taken thus far are 1.) Encrypt the ...
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10 views

Which tools can perform cross platform external disk encryption? [on hold]

With TrueCrypt headed out the door, which cross platform tools can one use to transparently encrypt a partition on an external disk? Personally I'm looking for both OS X and Linux support though I ...
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8 views

crypto kernel module not avialable on linux 3.18.11 on Raspberry Pi 2

I'm trying to use dm-crypt on my Raspberry Pi 2 with Raspbian (debian) to open a trueCrypt volume, but i get Required kernel crypto interface not available. Ensure you have algif_skcipher kernel ...
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1answer
19 views

Can DoxBox ( or FreeOTFE Encfs Truecrypt ) prompt and mount an encrypted file volume or encrypted disk partition before Windows boots to its GUI?

I would like to Encrypt a secondary drive (NOT the OS/boot drive) and have it mounted and drive letter mapped etc, before Windows 7 gui boots up. This is because I will have mapped some user data onto ...
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17 views

Why do some mac encrypted files crash ALL my windows apps?

Occasionally I get these 'evil files'. Attempting to open or otherwise interact with them (right click to rename for example) will crash whatever application I am using. Try to add as attachment in ...
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23 views

How to RC4 decryption in command line when encrypting using C program

I used the code Decrypt RC4 in Linux (by mr.spuratic) to encrypt a file. How is it possible to decrypt it using openssl command? for example- openssl enc -d -rc4 -in rc4.txt -out plain.txt -K ...
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18 views

How does tor exit node remain undetected?

I've just read about Tor and as i realized when I run tor and type some website(example.com) and hit enter this request is encrypted couple of times and goes to some computer, then it decrypts gets ...
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27 views

How to Enable Hard Drive Encryption with Seagate Constellation ES.3 SED Drive on AMI BIOS with TPM

I'm building up a new machine with a Supermicro MB equipped with a TPM and a Seagate Constellation ES.3 SED drive (ST200NM0053). The MB has the AMI BIOS which does see the TPM. I've installed ...
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23 views

Third party encryption tool for specific folder or files [closed]

I usually store some ansible permission key files which are used for local office servers. I need to use ansible online with all nodes. At the same time, I want those files available on dropbox so I ...
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38 views

Does connecting to a VPN always provide a secure environment over unencrypted WiFI connections?

Sometimes I have to use public WiFi connections. I always connect to a VPN thinking it will provide the security of encryption. However, I don't know any details about how the VPN I use is ...
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1answer
8 views

Can I use EFS to encrypt the user directory?

I want to know if doing so would prevent windows from logging in to the user or not, has anyone tried to encrypt the user profile folder or the windows folder?
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1answer
33 views

PowerShell script to decrypt file

Can some one help me with this command to decrypt files using powershell? echo YOURpassPHRASE | gpg --keyring "C:\directory\filepath" --secret-keyring "C:\directory\filepath" --batch --yes ...
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2answers
45 views

Credible sources to download TrueCrypt 7.1a [closed]

As the official developers of TrueCrypt discontinued the software and left the following messages on the official website WARNING: Using TrueCrypt is not secure as it may contain unfixed security ...
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0answers
9 views

Newly generated pgp keypair missing from Portable PGP

I have a USB drive with Portable PGP on it and have used it for quite some time with no issues. I generated a new key-pair the day before yesterday in order to secure a new account with 2FA ...
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2answers
44 views

LUKS partition automount fails at boot

I have an encrypted Ubuntu 14.04 Desktop setup. The encrypted root partition is created using the Ubuntu installer default parameters (choices "Erase disk and install Ubuntu" and "Encrypt the new ...
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1answer
18 views

How to format a Verbatim Execute Portable HDD 500 GB with Nero software encryption

I bought from an office closure a portable HDD, which seems to be encrypted with Nero software. Of the 500 GB it tells me, 40 GB are there. I cannot see the complete 500 GB. So, I do not care about ...
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1answer
68 views

Total, initial, hard drive encryption speed with VeraCrypt

Context: I decided to encrypt a 2TB Internal Sata II hard drive I use for personal files (photo collections, tax prep PDFs, hosting a synced Dropbox folder, some non-HD video files, driver install ...
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38 views

7-zip encrypted file corruption - How to recover file?

I have an uncompressed but encrypted 7z archive. If I manually corrupt a byte in there using a hex editor, 7zip will say that it can't decrypt the specific file containing the error (but it will ...
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2answers
46 views

Full Disk Encryption in existing Linux system without erasing any content from the drives

I am trying to achieve "Full Disk Encryption" in a already installed Linux system. I have come across with LUKS with dm-crypt, it can encrypt a drive/entire disk, but before encrypting it is ...
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2answers
34 views

removing sensitive data from laptop (ssd drive) before sending to support

Here is my problem. My computer has a screen problem and needs to be sent to the manufacturer's support desk. However I have some private files on the computer I dont want the support to (possibly) ...
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34 views

How to encrypt data in bitbucket without losing git diff tools?

Based on this question:encrypt files before sending them to cloud. considering openssl: For example when using openssl we can write the files fooenc.sh: #!/bin/sh openssl enc -bf -nopad -pass ...
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35 views

gpg --gen-key not working on “su -l”, but working on local terminal

When I try to use "gpg --gen-key" (v2.1.2 on archlinux) with an user I just created ("backtest"), it works when I open a terminal for that, but not when I'm logged in with another user and then "su -l ...
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1answer
65 views

What are the best wireless security settings for my router

I am using older SOHO router wl500gP (it is v1 but I think this is not important) with custom Oleg firmware which allows me to use one of the following "Authentication Method": Authentication Method: ...
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29 views

How to recover Windows 7's encrytion certificate (EFS) from formatted partitions?

I am a home user of Windows 7 ultimate. I am just a local admin for my computer. A standalone system. I am quite noob about computers. I formatted, Windows 7 installed(size 200gb) partition of 1tb ...
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1answer
22 views

Show the encryption method used on a Zip file in Linux?

I’d like to see what encryption method was used on a Zip file on Linux. How can I do this? See the following posts for reference: This question which shows the need to verify the encryption: 7-zip ...
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3answers
226 views

How to encrypt all—or part—of a USB hard drive that can be accessed by both Linux and Mac OS X?

I bought a new USB Hard Drive that I want to use as a back up for my Linux (Ubuntu 14.04 LTS at the moment) and my Mac Mini (running Mac OS X 10.9). I can do this perfectly at the moment, but I want ...
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23 views

How do I decrypt seczip AES256-encrypted files using 7-Zip?

Using 7za on SLES 11, how do I decrypt AES256 files? I have created these files on a mainframe using “seczip” with password protection and AES256 encryption. I want to decrypt them on an SLES 11 ...
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2answers
68 views

Is it possible to re-install an operating system over an encrypted system?

Scenario: I buy old PC/laptops, fix it and then resell them. I recently got a laptop at an auction with the whole system password encrypted McAfee Endpoint Encryption. Windows does not even load. I ...
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15 views

Encrypt single files easily [duplicate]

Right now I am using truecrypt to share files over dropbox but having the set container size is very annoying because dropbox has a limit to storage. I am looking for a way to encrypt individual files ...
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2answers
36 views

Is it possible to decrypt files which were encrypted by gpg with a very strong password?

I have encrypted my important files by gpg with a 32-length password, includeing upper-case characters, numbers and some special characters. I have stored them online so they can be download by ...
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13 views

Truecrypt - cannot resume encryption?

I started encrypting a 'non-system partition' and deferred it. I later initiated "create volume" a second time and encrypted a different drive. But now I am forced to format the previous drive and ...
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21 views

GRUB2 + encrypt. /boot: Load cryptkey from usb

Grub2 allows to encrypt the boot device with LUKS. Booting the system, it shows a prompt for entering the passphrase. In my case, the passphrase should be secure, so it is very long. Is it possible - ...
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92 views

Thunderbird GnuPG + Enigmail: encryption command failed

Yesterday Thunderbird complained that I used GnuPG 1.x and the next update of TB would not work with this version. So I upgraded my Mac (OSX 10.10 Yosemite) to GnuPG 2. Now I see that TB has a new ...
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17 views

Is it possible to encrypt full volumes post-boot?

I have a triple boot system with Windows 7 Ultimate, Kali Linux, and Ubuntu Linux. My bootloader is Grub2. Initially, I wanted full disk encryption covering all three installations but I've found that ...
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8 views

Properly setting up gpg4win to use Comod Email Certificate

I am looking to properly setup and import an email certificate from Comodo to use with GPG on Windows (gpg4win). I obtained my email certificate from Comodo, and successfully imported it into ...
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23 views

What kind of router specs do I need to run OpenVPN at full throttle?

I just updated my router firmware to the latest version of DD-WRT and configured OpenVPN for Private Internet Access. My download speeds dropped from 50 Mbps to about 6.5. I get pretty close to max ...
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1answer
328 views

Can Windows damage a mounted TrueCrypt drive on shutdown?

I have Windows 7, and I have one encrypted TrueCrypt drive which is auto mounted on Windows logon with a script. But on Windows shutdown I don't use a script to dismount the drive before shutting ...
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1answer
32 views

is there a gzip like tool with password protection for windows? [closed]

I want to encrypt some text files on a server that could be unencrypted on the fly when needed for searches (I would use it with cygwin). I was thinking of something like gzip and gunzip type of a a ...
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1answer
30 views

Apple Time Capsule as encrypted cross-plattform NAS

I would like to use my Apple Time Capsule as an encrypted NAS and the encryption system has to be supported on Linux, MacOsX and optionally Windows. It is important, that the encrypted file system can ...
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1answer
31 views

Seagate Expansion Drive problems

i was encrypting a 3.5TB Seagate Expansion Drive with diskcryptor, it didnt crash or anything and i confirmed many times the data is still there even tho the encryption is paused at 65% . Now the ...
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1answer
56 views

What exactly happens when you use SSH without generating a key pair?

This seems far too simple and I feel like I might have missed something glaringly obvious, but what is actually happening when you use SSH without generating a key pair? A variant on this question ...
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1answer
82 views

Bitlocker and Dropbox

Im looking to enable bitlocker on my laptop. I Use my laptop for work and I have it connected to a company shared dropbox folder. As there is sensitive data in this dropbox older, Id like to enable ...
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47 views

Sync with remote encrypted storage

I'm trying to keep a folder tree in sync between several computers. Currently, I'm using unison in a star topology, with a central remote server. I want the data on the server to be encrypted, so on ...
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0answers
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Can Enigmail automatically not encrypt email for multiple recipients?

I have Enigmail/Thunderbird set up to automatically encrypt email when I send it to a particular recipient. I have it choosing my keys "By Per-Recipient Rules" and "By Email Addresses according to the ...
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1answer
50 views

BitLocker protected VHD volume corrupted

Due to all the security hype about TrueCrypt I decided to try out VHD + BitLocker to create encrypted containers. This test went OK for a few days. I used this drive just yesterday with no issues. ...
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35 views

Why does KeePassX auto-type not work for Enigmail passphrase prompts?

Whenever encrypting/decrypting an email using the Enigmail extension for Thunderbird, the "Enter Passphase" popup doesn't allow switching windows or workspaces. Because my password is in KeePassX, I ...
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Does boxcryptor keep unencrypted copies of files on the hard drive?

I encrypted some of my OneDrive folders with boxcryptor. Now when I open boxcryptor virtual drive I can see those files without the .bc extension, apparently unencrypted, and when I look at those same ...
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1answer
62 views

Set up gpg to decrypt own local files without supplying passphrase

This is a question about gpg. When I log into a linux system as a particular user ("opsacc"), I can encrypt a file using gpg. I can then decrypt the file without supplying a passphrase. The gpg ...
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40 views

Remove SSD encryption from Windows 8.1

I have a Lenovo ThinkPad Edge E530 laptop with a Samsung Evo 840 SSD encrypted using the ata password (aka Class 0 in Samsung Magician). The laptop's screen is dead and connecting an external ...
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1answer
32 views

S/MIME with GMail in Browser

So I have a S/MIME Certificate at StartSSL now. I can now use it in my Thunderbird on Ubuntu and Windows 7. But how can I configure my Browser(Chrome) to use my certificate(which is already imported ...