Questions tagged [encryption]

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 do I fix access denied to encypted files after disabling ESF in the midst of decrypt

This is on windows 7 Lenovo W530. My whole drive is encrypted and been that way for a while. So I disabled ESF while decryption was running, then halted decryption and rebooted. Now, most of my docs ...
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Prove Private Key Encryption Backup is Safe

Cloud backup services such as iDrive and Acronis offer private key encryption. The important feature is that they offer this service before upload with the ability to store the encryption key ...
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Encrypted external drive accessible w/o password after backup/restore

I've got a 4TB LaCie Rugged drive that I want to use as my main encrypted backup drive for my Mac (Mojave). Previously I was using a 2TB WD My Passport drive and I wanted to transfer all content (Time ...
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Encrypt a dualboot-laptop HDD

Windows10 on an SSD has 3 sessions, me, admin rights + valuable datas onto an exFAT-formatted HDD admin, admin rights + nothing on that HDD (yet still a dedicated user folder) guest, nothing on that ...
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Why does cryptsetup fail with container 10M in size?

I'm trying to create an encrypted volume 10M in size. I know this is possible because I have tombs that are 10M in size. I've run the following commands. fallocate -l 10M container cryptsetup -y -v ...
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Setup Bitlocker on Solo VPS

I recently deployed my application to VPS. I've been interested in Windows Hardening. I have a VPS which does not provide a TPM. I want to implement drive encryption for my VPS. I enabled bitlocker ...
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Message Encryption failed is KeepassXC running

I am using KeepassXc 2.5.4 I am using Microsoft Edge Chromium based. Version 83.0.478.37 (Official build) (64-bit) OS is Windows 10.(1909) I have enabled browser integration in KeepassXC settings. ...
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Is Microsoft Forms adequately secure to collect personal health information?

I want to make a survey on a website using Microsoft Forms. Patients would input personal health information into this form, so I want it to be secure. The Microsoft website indicates that Microsoft ...
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How do I open a windows 10 bitlocked ssd with a pin on a windows 8.1 pro computer?

Drive was a boot drive with windows 10 and bitlocked (automatically? dont recall doing it) and was secured by a pin and fingerprint. This was from a thinkpad with a TPM module. Computer is not part of ...
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Windows has started encrypting all my newly created files and folders by default

For some reason, all my new files and folders are getting encrypted. I am able to access them but when I right-click on the folder or file and go to properties>general>advanced>compress or encrypt ...
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How to force password re-entry for gpg with OSX keychain?

I'm using gpg on an OSX machine and I saved the password on Keychain for a long time. I wanna re-enter the password to make sure it is the correct one, but I don't want to be locked out of gpg so I ...
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LUKS2 encrypt bootable UEFI USB drive - GRUB loads iso

Dears, Please help me with this: My scenario is to have a bootable UEFI USB drive what is encrypted, and once decryption password provided it loads an iso file (ubuntu live). So I presume I should ...
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(Closed) Is there a way to unlock a bitlocked hard drive using TPM in command prompt?

******************* Final Update at the bottom ******************* Long story short, I have made a really dumb mistake. I thought I backed up my recovery key, but apparently I only backed up the ...
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Encrypting folders on an sd card

I bought a webcam you can use to take photos and videos in the normal way with the help of a micro SD card. Can the individual folders of this SD card (or even the entire SD card) be encrypted, or ...
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How to access encrypted Linux user from Windows?

I'm trying to access my backup from an SSD with Linux Mint on it, but my user is password-protected and encrypted. I have tried numerous methods to try and input the password, but nothing has worked ...
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Prevent Access Windows System Drive from Another Windows Installation

I have a laptop with single SSD drive with 2 partitions. Each partition has a different Windows installation. Imagine that user1 which has Administrative rights on Windows Installation 1 can connect ...
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In veracrypt, what happens if you select “none” in file system options when formatting a volume?

hey guys i searched google reddit r/veracrypt and the veracrypt guide https://www.veracrypt.fr/en/Documentation.html and couldn't find an answer, but i wanted to ask, when you have the option to ...
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Unlock encrypted computer

I have an old HP Pavilion laptop with Ubuntu operating system installed. I haven't needed it for ages and just now tried to log in but have forgotten my password. The message is "please unlock disk ...
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How can I reinstall Ubuntu focal 20.04 on an existing LUKS encrypted system?

I'm a very long time Ubuntu user (over a decade) but have not been here as I've had no issues with Ubuntu. With the arrival of Ubuntu 20.04 LTS I decided to encrypt my data (or system if needed). I'm ...
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Removing Windows 7 file encryption pop-up

I've started receiving this pop-up a couple of days ago, and it's annoying. To the best of my knowledge, I have not installed anything recently, nor have I dealt with EFS in any manner. Following ...
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Signal: contact people, or have people contact me, without revealing phone number?

Is it possible to use Signal without revealing my phone number to others? I'm personally using the Signal app on Android, but of course it applies to all versions, desktop and mobile. With Telegram ...
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Is there a way To fix Windows 10 File: \Boot\BCD Error code: 0x000014c While the Os is Mounted externaly to a diffrent Os

I know ... i know backups... No need to tell me... Sadly the ones that have been made cannot currently be access due to the ongoing pandemic. This is not my System But i would love to fix it... It is ...
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Windows 10 update failed on VeraCrypt encrypted volume

I tried to update to the latest Windows feature update. After the first restart cycle my VeraCrypt password query didn't show up, the computer completely shut down. Upon restarting manually I couldn't ...
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how to return my damaged files on computer? [duplicate]

Something wrong happened to my files on computer and i found this message in text file ATTENTION! Don't worry, you can return all your files! All your files like photos, databases, documents and ...
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Is there a way to lock a partition or operating system for a set amount of time? (As opposed to password based)

We have all kinds of encryption technology now for password locking our hard drives or it's individual partitions. So lets say I want to lock myself out of one partition on my computer, like say my ...
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Alternatives to TAILS for anonimity on TOR unfriendly websites

I'm a happy TAILS user since a while. I've immeditaly fallen in love with the simplicity of the installation and user experience in general: no code, minimal competences required to get everything up ...
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Read another PC's NTFS encrypted files [duplicate]

I had an old desktop PC running Windows 10 Enterprise. That PC broke, and as it was very old I got rid of it. I took the hard drive and put it in an enclosure and transferred my files to my laptop PC, ...
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Computer infected by ransomware - Need to reverse PS command [duplicate]

My Windows 10 has been infected by Sodinokibi ransomware, and my files are all encrypted. http://id-ransomware.malwarehunterteam.com/ has diagnosed my case as seen here and on Bleeping Computer. It ...
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Why can't I add an elliptic curve certificate (smartcard, Yubikey, piv) as protector to a BitLocker protected partition?

Yubikey as SmartCard I have been using a SmartCard (Yubikey 4, PIV interface) with RSA certificate to unlock BitLocker protected drives. The certificates are self-signed and generated by the ...
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SSH password prompt even after configuring ssh key

I am trying to set up a passwordless ssh login to a remote host. For that I generated a public key wich I copied to /home/user/.ssh/authorized_keys As mentioned in various posts I checked that ...
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Unlocking encrypted MacBook Pro Admin user

Is it possible to unlock a MacBook Pro admin user if the computer is encrypted? If so will all data be lost when trying to change the password? How would I go about changing the admin user password ...
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When connecting via SSH, does the Diffie-Hellman key exchange take place over an unencrypted TCP session or does encryption occur before the exchange?

I'm a cybersecurity student and I'm eager to understand the basic processes of an SSH session. I wrote down the stages to the best of my ability, but need help understanding what happens right after ...
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Is it possible to find the password of a Zip file if you have all content that inside it on a separate folder?

I'm trying to find the password of a Zip file. I already have the content of the Zip file on a separate folder. But I want to find the password of the Zip. Would the files in the separate folder help? ...
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BitLocker drive got corrupted. Methods to restore data?

I'd like to ask for your help regarding a BitLocker drive corruption issue. I am going to write down the steps that caused the problem to help you understand what happened. I saved some data from a ...
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Dovecot and two types of password encryption in virtual user's DB field

I need to migrate from Courier IMAP to Dovecot IMAP. Can Dovecot IMAP use two types of encrypted passwords on a virtual user's database password field? I have database with a password field that is ...
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Browsers do not accept a valid encryption certificate

I used to import self signed certificates generated by me to the Windows' Root CA storage. It always did the trick. Now I encountered a self signed certificate generated by our company as a part of a ...
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How can I disable FileVault Encryption Process? (Mac OS)

I enabled FileVault on my Mac (MacOS High Sierra) in the Security and Privacy System Preferences. Now my computer is extremely slow, I can't even use it. FileVault is still in the process of ...
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Windows 10 with BitLocker: AutoUnlock second drive for data recovery

I have a BitLocker setup where C: is encrypted and D: as well using the same encryption setup. D: is set to auto unlock upon startup and that works well under normal circumstances. I am facing now a ...
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Windows 10 with Bitlocker: Data recovery unable to read files

I am trying to backup some data out of a bootlooping/non starting Windows 10 system. The drives are encrypted with BitLocker and unlocking with the recovery key worked. I can browse e.g. the C: ...
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Encrypting the hard drive without formatting

Is there a way to encrypt an hard drive in ubuntu after installation? I know we can encrypt while installing the OS but I dont want to re-install the OS. There are 300gb of files and applications ...
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gpg not listing secret key - key lost?

So I'm running kali linux in a vm. Until a couple of days ago, decrypting with my secret key worked just fine. But since then my key appears to suddenly have gone missing. Neither gpg --list-keys nor ...
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Does the 5TB Seagate Backup Plus external hard drive support hardware encryption?

In SeaTools, the Drive Information feature shows: Encryption Support: Self Encrypting Drive Security Mode: Supported I cannot find any encryption-related options in the relevant Seagate software (...
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How to verify lets encrypt certs with server? - OSCP error linux Strongswan

Goal I am attempting to build an IKEv2 VPN using the strongswan IPSEC implementation with Let's Encrypt certificates and RSA authentication. I successfully built it in the legacy ipsec.conf format, ...
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LUKS full disk encryptation + USB key

I go this setup working, but when the USB key is not present, Grub shows the message: Keyfile could not be opened, reverting to passphrase I don't want it to give the user this possibility, I want ...
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Benchmark an Truecrypt-encrypted HDD

I have a TrueCrypt encrypted Disk (Full Disk encryption of a non-system Partition), which looks like this while being mounted: Question is: What happens when I try to benchmark this HDD using HDTune? ...
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Are backed up files from an encrypted /home folder themselves encrypted?

I'm setting up my backup and restoration scripts on my Linux Mint machine to an external hard-drive using rsync. When I installed the system it was marked the option to encrypt the /home partition. ...
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How to find out symmetric encryption algorithm used in PGP encryption (with GPG)?

I would like to be able to check which (inner) symmetric algorithm was used to encrypt a file with GPG using a public key. Somewhere I've read this can be done with --list-packets, so I tried $ ...
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Avoid entering password twice when BitLocker is enabled

I used BitLocker to encrypt both my OS and data drive with a password, and enabled the Auto unlock setting to automatically unlock the data drive when the OS drive has been unlocked. However, this ...
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If I add a new partition into an encrypted LVM will that added space be unencrypted?

This is my HDD layout for now: /dev/sda /dev/sda1 - /boot/efi (512M) /dev/sda2 - /boot (1024M) /dev/sda3 - / encrypted LVM (700G) unallocated - 220G Now what I want to do is move that last 220G ...
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Can't format SSD drive

I have an SSD drive I bought some time ago for using in an old Mac laptop, replacing the slow, spining disk that was inside. Eventually I bought a new laptop and wanted to use this SSD with a case as ...

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