Questions tagged [encryption]
encoding information in a way so that it can only be decoded if a secret is known; used to prevent exposure of data to other parties
917 questions
3 votes
1 answer
58 views
Resizing encrypted system partition on Linux Ubuntu
How can I resize an LUKS encrypted system partition? Is it as simple as resizing (shrinking more specifically) using a tool such as Gparted? I found some guides, but they all assumed a LVM layer, ...
- 31
4 votes
1 answer
597 views
Hardware encryption on Samsung SSD using Debian
I want to benefit from HW encryption on a Samsung SSD, meaning I want the SSD controller to handle decryption/encryption. I have 2 SSDs that i want to use, one with Windows, one with Debian. Steps I ...
- 43
0 votes
0 answers
34 views
Difficulties with auto-mount LUKS encrypted partition
I have a LUKS-encrypted partition (not the root partition, which by default is encrypted by default with ecryptfs, generally deprecated, so I'm told) and I'm just trying to get it to be mounted at ...
- 1,226
4 votes
1 answer
586 views
Is encrypting the login keyring necessary if you have full disk encryption?
For laptops with fingerprint sensors, logging in using fingerprints does not unlock the login keyring because it needs the password (usually set to be the same as the user password). I am considering ...
- 831
6 votes
3 answers
706 views
Does systemd-cryptenroll encryption with a TPM bind decryption to that TPM?
I've been trying to find information about how systemd-cryptenroll performs full-drive encryption with LUKS. I understand that the LUKS header allows multiple keyslots, and that using the TPM as a ...
- 202
-2 votes
1 answer
135 views
What things can i do with a gpu? [closed]
Is there a way to use a NVidia GPU for: Compress/Decompress a .rar Archive? Create and open a LUKS Device? Compile Code with GCC? Or for what computationally intensive tasks can i use a gpu with linux?...
- 241
5 votes
4 answers
952 views
Disk Encryption for a Linux File Server Used by Multiple Devices
I have a Linux server that uses Samba to share a 2TB NTFS drive (which was formerly in an old Windows server) on my home network. It acts as a file server, and the files are accessed by three home PCs ...
- 53
3 votes
3 answers
669 views
cryptsetup block size preventing from using it
I used cryptsetup to encrypt a disk. I followed this tutorial, which uses the default values. Afterwards I used the disk with no issues and backed up my data. Now I connect it again and returns error ...
- 41
2 votes
2 answers
333 views
Encrypted swap not initialised on fresh debian install
I have recently installed Debian 13 with encryption for both my main drive and swap. My root (sda3) LUKS volume unlocks fine and mounts. My swap (sda4) was set up as encrypted swap with random key (...
1 vote
0 answers
66 views
Extract Chromium passwords stored via Kwallet
So I have Chromium (137), and Kwallet, and they work ok, Chromium saves and offers passwords on sites, and they are correct. But I want to backup my passwords to external drive (and there are another ...
-1 votes
1 answer
102 views
Is the following way of encrypting hard drive using file encryption safe?
Assuming that I want to encrypt/decrypt a hard drive corresponding to /dev/sdX, the following is the procedure I have for doing so: Encryption: Write the hard drive's data into a file (e.g. ./tmp), ...
- 71
0 votes
0 answers
63 views
How to automount eCryptfs volume at boot (without login)?
We have two servers. Application sever A and NFS file server B. Server B is shared among multiple various applications and it's generic NFS storage host that we don't have access to and it's corporate ...
- 1,363
0 votes
1 answer
179 views
Journal or Diary App thats both secure and customizable
Looking for a private journal app that is customizable in font size and style and similar functions to Libra writer. Why you ask? I am a Tinkerer, and a Philosopher of sorts, and am looking for that &...
0 votes
1 answer
71 views
When do you have to check the fingerprint of a PGP key in an independent way during initial contact?
For brevity I talk about PGP, but GnuPG or OpenPGP are meant as well and gpg is the OpenPGP encryption and signing tool for it. When initially establishing an email connection with someone, both ...
- 303
1 vote
0 answers
42 views
Updating macsec key on two Linux hosts using 'ip macsec' commands
I'm trying to do a simple task with no luck so far. I have two linux hosts communicating using macsec interfaces: Host1: [Expert@jaguar_macsec-s01-01:0]# ip macsec show 11: Sync: protect on validate ...
- 11