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 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 ...
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2answers
241 views

Should I use a gpg subkey for work (not so secure) environment?

I'm trying to use gpg to encrypt and sign messages, but I use different computers (desktop, notebook, office) so I'm not sure how to manage private keys in those environments. Should I use a copy of ...
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3answers
350 views

How to encrypt files under linux for cloud storage

How to encrypt files under linux for cloud storage I am searching for a file based encryption tool, which I can use in Linux (Mint) to store files in google drive. I really like encfs. But since die ...
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1answer
259 views

BitLocker: Encrypt all hard drives

Since TrueCrypt is gone now, I'm planning in using BitLocker to encrypt my drives. I want to encrypt all hard drives. In my computer, I have an SSD and an HDD. At best, I want to turn on the ...
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92 views

Auto-Decrypt Windows Boot Drive With Truecrypt

Can I auto-decrypt an encrypted Windows 7 boot drive with Truecrypt? Basically, I want to be able to plug a USB flash drive in and have Truecrypt automatically decrypt and boot the Windows drive with ...
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62 views

Linux - Encrypt folder (no kernel modules allowed)

I'm trying to encrypt a folder on the fly on Debian Wheezy or create an encrypted container. The problem is: My VPS provider doesn't allow kernel modules. So far I tried EncFS, eCryptFS, dm-crypt and ...
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2answers
138 views

How do I create an encrypted mountable read/write disk image under windows?

I know that in linux and osx it's easy to create a disk image that is encrypted and (given you know the key) can be mounted and you can read/write its content. Under windows there are plenty of tools ...
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1answer
46 views

How to encrypt a file non-interactively (using a stored private key)

I do not want to run something like gpg -c as it prompts me for a passphrase. I will have cron job that backs-up and encypts some files. I want to pass in a location to a private key (via arguements) ...
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1answer
1k views

Unable to send pgp key to keyserver

Trying to follow the steps in http://packaging.ubuntu.com/singlehtml/ to create a deb package for some software... I had to start by generating a GPG key $ gpg --gen-key Then upload the public ...
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1k views

How do I decrypt a .XML file if I have the password?

It's a .zip.xml file that I believe to be a spreadsheet. When I open the file in XML editor it returns the name of the file and a long gibberish string. I was given the password key for it, but I'm ...
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74 views

True crypt container issue

I had created a true crypt container in my external HDD but stupidly ticked the "compress contents to save disk space" option from file properties. Now when I attempt to mount my container with true ...
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2answers
74 views

send encrypted archive from windows machine to a mac osx user

I want to send a file to a friend by email, password encrypted. On my windows machine I used 7zip and tried zip and bzip2 together with aes 256. My friend on Mac Osx cannot open it. A window shortly ...
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1answer
122 views

Password protecting SSD drive

I have three hard drives in my computer, one SSD and two traditional hard drives. I just upgraded the SSD, the previous SSD was using TrueCrypt to encrypt it... which worked great. But this new SSD (a ...
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35 views

Html File somehow got encrypted

So my html file that i created at school somehow got encrypted. I put it on my portable hard drive and now I am unable to even open the file up. It says i don't have permission and that it is ...
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1answer
64 views

When I bitlock non operating system drive, where does windows store the bitlocker password?

I enscrypt all of my computer hard drive. To descrypt the drive, windows will need the private key. Where does windows store the private key of those drives? On operating system drive? Can I move ...
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62 views

Does bitlocker on operating system drive requires password?

I used bitlocker on all of my drive. Usually there is password. If I want to unenscrypt data I will have password. I also enscrypt operating system drive in my laptop. However, I do not remember ...
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3answers
887 views

Why very few modern motherboards are equipped with TPM? [closed]

I've heard bitlocker will be so common that microsoft will require every computer to have TPM to run windows 9. Yet I just called gigabyte. Gigabyte says that not one of their motherboard is equipped ...
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1answer
362 views

Self-signed certs /keys stopped working with Thunderbird upgrade

A recent Thunderbird release (somewhere between 27 and 31) broke my self-signed CA's which were used to vouch for my self-signed keys. I use self-signed certificates for communicating with family. ...
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1answer
42 views

Truecrypt file RevoveryProblem

I faced a terrible thing,that is when I use virus software to scan my computer(at the same time,I mount my external drive,but I didn't type truecrypt password to open the drive),there is no virus in ...
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41 views

How to boot encrypted drive

i have a laptop installed with endpoint security disk encryption. I create a live usb to boot linux, but it doesn't work. Is there a way to boot a usb thumb drive from an encrypted disk? do i need to ...
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1answer
512 views

How are Ciphers, MACs and Key exchange algorithms negotiated by OpenSSH?

Looking at the man page for sshd_config I see the default list of algorithms for Ciphers, Key Exchange (KEX) and MACs. In my set up, I have selected a subset of these algorithms for use (i.e. I don't ...
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2answers
223 views

gpg2 - no option to select aes block cipher and outdated use agent?

With OpenSSL, I can select a what type of block cipher to use for encrypting a file. For example, if I want to encrypt a file with AES256 CBC block cipher mode: openssl aes-256-cbc -a -salt -pass ...
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1answer
58 views

Is it possible to to encypt a USB and not allow anyone to open any file without a password?

Is it possible for me to put any file that I want on a flash drive, without any keys, but have really long passwords, and no body can open any file without the password, even if the USB is unlocked ...
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1answer
77 views

what's the difference between public-key encryption and digital certificates?

I've been reading an article on IPsec and it continues to mention public key encryption and digital certificates to authenticate two networks (gateways) or hosts over a network. I know that public key ...
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1answer
32 views

Concerned about using a public key in a class to decrypt resources

I've created a program which stores decryption key in a file, but when I run it, the key is decrypted and stored in a public class where the program can use it in all instances, but I'm concerned ...
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1answer
35 views

Associate specific PGP subkeys with specific UIDs

It seems to me like PGP keys contain a "collection" of UIDs and also contain a collection of subkeys. Moreover, there doesn't seem to be a way to add comments to a subkey. Is there any way for me to ...
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41 views

Full drive encryption using usb mouse reciever as decryption key

The title says it all. Is there a way to have full drive encryption that would decrypt if my usb wireless mouse receiver was plugged in? Primarily using linux. Have a Windows partition.
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219 views

Unplugged external drive while Bitlocker encrypting it; now I can't access it

I was encrpyting my external 2TB hardrive using windows 7 bitlocker. While the progress was at 13.05% I accidently removed the cable of the drive. After replugging the cable the encryption process ...
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1answer
147 views

SFTP without tunneling?

I am using WinSCP 5.5.5, which gives the user the choice of FTP, SFTP, SCP protocols for remote access to website files. I chose to use SFTP. My questions (indicated in bold numbers): 1. My ...
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1answer
43 views

Kernel-level pass-through method to change file hashes

I'm searching for any kernel-level mechanism that is pass-through and will change file hashes by either encrypting file contents or appending data. The most obvious solution is encryption, but I can't ...
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0answers
81 views

Enigmail stopped working: KEYEXPIRED/SIGEXPIRED

Since a recent update I cant send encrypted mail with thunderbird and the enigmail plugin anymore. Whenever I try to send the mail, and enter the passphrase for my key, I get the following error ...
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100 views

Self Encrypting Drive (SED), partition modification?

I have been given a computer with a Win 7 on it and a Seagate ST500LT015 SED drive. I love the idea of have hardware based encryption eeven if having a TPM that does "whatever it wants" is kinda ...
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82 views

Encrypted connection in LAN

I want to established secure (encrypted) connection between four machines in local area network. I'm training on my notebook and virtual machine under VMWare Workstation control, both are with Windows ...
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1answer
196 views

Crashplan: Backing up locally encrypted files

I have a large number(>50GB) of files I want to back up in encrypted form, and I don't trust the crashplan provided encryption for these files. I'm using ecryptfs and doing this in my /etc/fstab: ...
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0answers
25 views

Ubuntu- encrypted folder for multiple users?

It's well documented how to create an encrypted home folder that is decrypted on login. I have a slightly different use case: I want a shared folder (specifically, code repositories) that is decrypted ...
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1answer
320 views

Accessing LUKS-encrypted exFAT partition with FreeOTFE

My computer is setup with dual boot Windows 8.1 and Arch Linux, with the windows partition encrypted with BitLocker and Arch encrypted with dm-crypt/LUKS. (I would have used Truecrypt, but they are on ...
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97 views

LVM2 Luks Encryption

I have set up LVM2 with Luks encryption on my drive and I have an issue. When I run disk usage analyzer, it shows that total filesystem capacity is 9.9GB and 9.7GB is used. I have a 250GB hard ...
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113 views

Why is the output of this zip file automatically encrypted?

I just downloaded a zip file and extracted it using Windows 7's built-in zip extraction (right-click on zip file --> "Extract All..."). Somehow it resulted in folders that are automatically encrypted ...
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105 views

Cannot see hard drive after failed Truecrypt decryption

I was decrypting Truecrypt external drive and at 25% it said there was a corrupt data so it replaced it with random data. After that the decryption failed completely. I deferred the decryption and ...
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1answer
97 views

How can I keep my gpg private key on removable media in Windows?

I use GPG through Cygwin on Windows. I don't want to store my key on my laptop as a convenient file for a casual tech-savvy thief to grab if they steal the machine, so I'd like to keep it on a USB ...
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0answers
308 views

Self Encrypting Drives - is it possible to bypass ATA password?

I am using TrueCrypt but I want to buy SSD with SED, it's Samsung 840 Evo. After firmware upgrade it "supports advanced data security features(TCG/Opal and IEEE 1667)". If I set ATA password, would ...
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2answers
31 views

Do I have to export public GnuPG keys as well when exporting the private ones?

I created my GnuPG keys. They show up in my keys repository. Now I want to export my secret key and import it into another computer so I could use it on that computer (for example my laptop). Do I ...
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1answer
25 views

Undo system encryption windows 7 [duplicate]

I have formatted my PC that had windows 7 on it. Before the formatting I have backed up my information. Now, when I try to access it I encountered a problem: I have encrypted the files using windows ...
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1answer
173 views

Why is the FSF's GnuPG bot “Edward” unable to decrypt my encrypted emails?

I am facing a problem when attempting to send an encrypted email via Enigmail (Thunderbird) in Ubuntu 14.04. I was following the Email Self-Defense guide https://emailselfdefense.fsf.org/en/ ...
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1answer
89 views

Why can`t we treat SSL Certs like Pgp keys instead of trusting CAs? [closed]

I am dumb and stupid and I do not know all the technical aspects of SSL and server/client side implications and implementations. However I understand them good enough from user point of view to use ...
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275 views

Crossplatform encrypted file containers [closed]

Since the sudden (and strange...) stop of TrueCrypt, I am looking in vain for a cross-platform (Windows/Linux essentially) encryption software that manage file containers (or equivalent) in a similar ...
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91 views

How do I know if the drive in my notebook is an eDrive and thus uses bitlocker with no performance drop

I have this Toshiba notebook and the specification only states the capacity of the SSD and says nothing about the type. It supports some hardware encryption via BIOS and via proprietary Toshiba ...
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1answer
299 views

automatic file encryption on NFS or RSYNC for remote incremental backup?

What solutions should I be looking at to allow an incremental backup via rsync over nfs4 to allow files to be encrypted on the backup host? I have zero control over the backup host's software so the ...
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1answer
510 views

Green files won't copy

I have a number of files in a folder that I want to back-up but Windows 7 won't let me. It says Access Denied. I was able to remove the green colour (encrypted) from the parent folder but trying the ...
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1answer
160 views

Make browser and server use the eNULL SSL/TLS cipher

Is it possible to make a browser and a web server use SSL/TLS (https) with eNULL cipher for debugging purposes in a development environment (e.g. wireshark capture without setting up SSL stream ...