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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7 views

How to send an encrypted message to a user with an expired PGP key?

I have a friend who has a PGP key and I was enjoying to have someone to write encrypted mails to. However, after 3 years his key just expired last month and now Thunderbird (with Enigmail plugin) does ...
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2answers
5k views

Paused BitLocker encryption because no longer want to encrypt the hard drive - how do I get out of encrypting?

I'm hoping someone can help. I'm not a techy and can't seem to find the same question already answered. I went to encrypt (using BitLocker) a Buffalo hard drive but after it took about 1 min to ...
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0answers
65 views

Why did iOS have an encrypted kernel? [on hold]

It was recently reported that the upcoming version of iOS has stopped storing the kernel encrypted on the device storage. The piece suggests that this might be a mistake, because it weakens the ...
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2answers
2k 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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1answer
3k views

Truecrypt password proble m, have recovery disk

I am trying to log in to a laptop that has not been used since the end of last year. The laptop has Truecrypt 7.1 along with Windows 7. I am 99% sure i am using the correct password. On entering the ...
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0answers
15 views

How to mount LUKS/EXT4 disk in Windows 7?

I used the defaults in cryptsetup to create an encrypted disk with EXT4: $ sudo cryptsetup luksDump /dev/sda # list property luks LUKS header information for /dev/sda Version: 1 Cipher name: ...
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0answers
11 views

What do I need to do in order to use Enigmail on more than one PC?

I've already imported my keys from pc1 to pc2, but on pc2 I always get this error message: Error - no matching private/secret key found to decrypt message; click on 'Details' button for more ...
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0answers
22 views

I downloaded a linux image from Sourceforge to run on my android device. How do I encrypt it like an hdd?

I was able to run backtrack 5 on my nook simple touch. I am currently in the process of trying to encrypt the "ubuntu.img" file as an hdd. My kernel is old and I can only be able to run outdated ...
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2answers
3k views

How to encrypt a dual boot system with Veracrypt?

I want to dual boot Windows 10 alongside Arch Linux on 1 SSD. The SSD is 465GB and I want to use Veracrypt to encrypt the hard drive and enable pre-boot authentication. I haven't attempted to do this ...
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0answers
6 views

Amazon encrypted connection

I am using a command like: aws s3 sync "$local_dir" "s3://$cloud_dir" --sse to sync files with my Amazon bucket ...Everything syncs properly. But I do not know if my connection to Amazon is ...
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0answers
34 views

Can windows 10 home read encrypted files by bitlocker

I want to make sure if pc that runs windows 10 home can read encrypted files by bitlocker. Initially I assume not. But after plug in a drive encrypted by bitlocker for first time, pc that runs windows ...
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1answer
21 views

Windows 10 upgrade while encrypted with VeraCrypt

I want to upgrade to Windows 10 but I don't want to decrypt my system partition because it takes 21 hours.. Is it possible to upgrade without decrypting?
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1answer
24 views

EFS and encrypting new files automatically

I have an issue where files are not always being encrypted. I did a right-click and set the folder to encrypt all sub-folders and files when they are dropped in. As of right now, new files are not ...
0
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0answers
14 views

Split and encrypt a folder before uploading online for backup

I'd like to try out BackBlaze B2 to back up 400 GB of files. However, I'd like to zip and encrypt before uploading. Requirements split a folder to multiple folders (folders contain videos and ...
1
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2answers
171 views

Our company claims that the DLP system can even monitor the contents of HTTPS traffic, how is this possible?

There is software installed on all client machines for DLP (Data Loss Prevention) and HIPAA compliance. Supposedly it can read HTTPS data clearly. I always thought that between the browser and the ...
2
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1answer
9 views

Disable cipher in ssh

I'm interested in getting SSH running over Amateur Radio, which has a strict ban against encryption for obscuring communications. Authentication (ie RSA signatures) is fine though. Reading ssh(1) and ...
0
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1answer
69 views

How to encrypt 3 drives on linux?

I have 3 x 3TB drives and a linux computer and i want to use the space as "one" drive for music, movies, and pictures (home server). In Addition the stored data should be encrypted. I do not want to ...
0
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0answers
13 views

Is it possible to access in a Guest OS (Windows 10) files in an Encrypted Data Volume in the Host OS X (El Capitan)?

What is a good method of accessing from Windows 10 (running in a virtual machine using Parallels Desktop 11) encrypted files (using Veracrypt) that are located in OS X El Capitan? My goals are: To ...
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3answers
161 views

Windows 10 does not recognize hardware encrypted bitlocker volume

I use Windows 10 Pro/Education on a self encrypting Samsung SSD Drive (Evo 850) and configured/installed it by following this guide [1]. I configured bitlocker to ask for a PIN before booting Windows ...
0
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1answer
18 views

encrypt password in putty session

how to encrypt the username & password in putty.i used the below command: start putty.exe -load script -ssh ipaddress -l username -pw Password -m commands.txt to access my device.
2
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2answers
4k views

7-Zip command line -p switch is not working according to the help page

I want to be able to automate the encryption of the file type .pcapng in a Windows batch script. My current problem is that I get an error when extracting the encrypted file saying something along the ...
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1answer
3k views

Can't unlock disks encrypted with Mavericks after upgrade to Yosemite?

I have 2 (microSD) disks encrypted under OS X Mavericks. I didn't use FileVault 2, I just used normal "Encrypted Logical Partition" from Finder with a complex password which was not saved in Keychain. ...
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0answers
37 views

Password reset with Live Account - What files are “encrypted files” in Windows 10

I have access to my account through live login and my Windows 10 pin but I need to log in from safe mode to reinstall my video drivers in a clean manner. To access this account in safe mode I would ...
3
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1answer
144 views

Why is my bitlocker data drive unlocked for a few seconds after boot?

To specify: why is the data on my bitlocker encrypted drive available for a few seconds after logging in? After a few seconds the system 'notices' the drives are bitlocker encrypted and need to be ...
2
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0answers
29 views

Print (cat) a vim encrypted file

I used -x option in vim to encrypt a file. I read this files much more times than I write to it, so I always use cat and then remember it is encrypted because of what it shows.. So then I have to ...
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5answers
161 views

How can I lock a file / store a password for a period of time?

I would like to lock a file so that it cannot be accessed for a period of time. At the end of the time, I should be able to access the file normally. Is this possible? Clarifying comment: I ...
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0answers
15 views

Encrypt Linux using Veracrypt dual-booted machine

My Hard-Disk is of 465 GB, I am running Linux at /dev/sd4 partition & Windows 8 on /dev/sd3 (C Drive) & /dev/sd1 (D Drive). I want to use veracrypt to crypt my Linux Section at /dev/sd4 which ...
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2answers
163 views

Linux as a hidden operating system in Truecrypt?

I know, for example, that you cannot encrypt a system partition with Linux on it, only with Windows, if you have only one OS. But I wonder if you can use the "Hidden OS" feature and make Windows your ...
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2answers
1k views

Windows 7 Bitlocker disabled but still prompting

My windows 7 bitlocker is disabled, but in the event log i am still getting errors on Bitlocker, and when I reboot I get "Back up your encryption key" prompts. Is there a setting in the registry or ...
1
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1answer
477 views

Encrypting GPT Windows 8.1 on a multi boot system?

I have setup LVM on LUKS for my Linux partitons which I am very happy with but I would also like to encrypt Windows 8.1. I had planned to use TrueCrypt until I learned it does not support GPT. I would ...
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1answer
122 views

Recover EFS Certificate from dead Motherboard

I created an encrypted file with Windows 7 32-bit on a NAS (mybooklive) and backed the file (not the certificate) up locally to the computer's hard drive. The original Win7 computer had a motherboard ...
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0answers
15 views

Is the EFS key of all accounts associated with the same Microsoft account the same?

My boot hard drive stopped working but I had backed up all the files on an external hard drive and encrypted it with EFS prior to this. I unfortunately did not make a backup of the key and so was ...
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7answers
34k views

How to list encrypted files in Windows 7?

I somehow encrypted some files without meaning to, and because of it I can't backup my user folder to Mozy. Is there a way to remove the encryption from all the files or at least find out which one ...
0
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0answers
15 views

Usage of gpgtar.exe on windows

i want to use gpgtar.exe from command line to pack some files in a archive and then encrypt them using gpg.I am using gpg4win 2.3.1 on windows server 2008 R2 and since this process is automated from a ...
1
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1answer
10 views

How can I get the symmetric encryption key used by SSH?

I'm looking into a Wireshark trace made by myself, and I wanted to see what the client sent to the server and what the server replied in the encrypted application data stream. While I see what method ...
2
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1answer
1k views

Can you defrag an encrypted file system

I just encrypted my entire hard drive with truecrypt and was wondering can I still defrag it? Or will that not work anymore or break something.
3
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1answer
34 views

Are OpenPGP-encrypted files vulnerable to data corruption?

I have used GnuPG to encrypt some long-term backups, but I am concerned whether over time data corruption might make it impossible to recover the archives. Can you decrypt partially corrupted OpenPGP ...
3
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1answer
716 views

Decrypt OS X Time Machine in Linux

Is is possible to decrypt an encrypted Time Machine backup with Ubuntu Linux? If so, how?
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1answer
37 views

Encrypt Filenames - I have no idea what it is and where to use it. Please explain

I saw in 7zip checkbox to Encrypt Filename and than someone told me to encrypt filename and encrypt the file. What does it mean filename encryption?
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0answers
20 views

A portable linux system with luks encryption can't boot on one of my machines

I installed opensuse on a portable SSD drive, which I can boot on several of my machines. The installation uses luks encryption on /home and /swap partitions (ext4 filesystem). But only when I use ...
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1answer
64 views

Can You Copy the RAM contents as-is to File-System on Windows [duplicate]

My question: Is it possible to copy the contents of RAM to the file-system? (Windows) Additionally, is it possible to copy the RAM contents for a specific process? Reason: This largely revolves ...
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0answers
37 views

How to mount a LUKS encrypted device with password prompt NOT at bootime?

I would like to automate the process of doing sudo cryptsetup luksOpen /dev/sdc sdc_crypt sudo mount /dev/mapper/sdc_crypt /mnt/data in one line with mount /mnt/data and only be prompted for the ...
1
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1answer
13 views

GnuPG keeps looking for my dead smart card

My smart card died (physically). I made offline backups of my keys, and those are successfully imported back into GnuPG. However, it keeps asking for the key whenever I try to decrypt using the keys. ...
1
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1answer
21 views

Access encrypted partition from Linux and Windows

Just to be clear, I'm a security noob. I have a Linux (openSUSE Leap 42.1) and Windows (10). I made the home partition of the Linux encrypted but now I cannot access it from Windows. The only ...
0
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1answer
23 views

Human readable SSL/TLS packets

If I have a protocol-analyzer/packet-sniffer, such as wireshark installed on a particular device.. (or in this case; tcpdump & tshark etc. on my smartphone..) ..should I be able to read ...
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3answers
507 views

Is there a way to revoke a GPG encryption key?

OK, so as I understand it, the key revocation mechanism is used to revoke a signing key in your web of trust: so you say to other GPG users that your previously-used identity has been compromised, and ...
0
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1answer
27 views

RSA public key encryption using pkcs padding mode

I have a public key (modulus and exponent) in Base64 encoded form: MIICIjANBgkqhkiG9w0B AQEFAAOCAg8AMIICCgKCAgEA4IJZLsjlx+o4RSvafaAcReoNnzrI0UXu7kZyXPe31ql32X9AvhC6QQIU... I want to encrypt a text ...
5
votes
3answers
134 views

How does public/private key cryptography work, who generates the key pair?

I have a requirement to encrypt a file, get it to an external partner who will then decrypt the file using a key. My "basic" understanding is that I can generate the public and private keys, encode ...
0
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1answer
30 views

GPG2 Encryption - No public key error

When I generate my keys using gpg2 --gen-key and then I try to try to encrypt the file using gpg2 --batch --yes -r myemail@test.com --always-trust --homedir . -e test.text I get an error "...
4
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2answers
228 views

When I encrypt a message with my public key, can I read it with the same public key?

On a process that is using asymmetric encryption(such as ssh), when I want to send a message to someone using my public key, can I decrypt and read this message with my public key (the same that I ...