How do I quickly encrypt a file with AES? - Ask Ubuntu
Sep 9, 2011 · I want to encrypt a file using AES-256. How can I do that quickly and easily, and how can I - or someone else -decrypt it again?
Create encrypted (password protected) zip file - Ask Ubuntu
Dec 15, 2010 · Modern ZIP files support at least two encryption methods and the AES-256 encryption is safe when you use long enough passphrase. However, as ZIP files do not support modern password …
7z command line with highest encryption: AES-256 - Ask Ubuntu
Jun 23, 2017 · It is possible to get AES 256 encryption with 7z and make the archive and filenames only visible with the use of a passphrase. I note that the vital 'passphrase' option is missing from your own …
How should I change encryption according to - Ask Ubuntu
Nov 17, 2018 · -aes-256-cbc is what you should use for maximum protection or the 128-bit version; the 3DES (Triple DES) got abandoned some time ago, see Triple DES has been deprecated by NIST in …
How can I make an encrypted file / directory? (Ubuntu 20.04 LTS)
May 16, 2021 · @C.S.Cameron "Any encryption that can stop the FBI and is used by banks means VERY VERY SECURE to me." That is a very peculiar definition indeed. So the thread model is "I …
How secure is an encrypted LUKS filesystem? - Ask Ubuntu
Jan 20, 2012 · Ubuntu uses AES-256 to encrypt the disk volume and has a cypher feedback to help protect it from frequency attacks and others attacks that target statically encrypted data. As an …
Problem with encryption algorithm 'aes256' - Ask Ubuntu
Oct 1, 2015 · LUKS1: aes-xts-plain64, Key: 256 bits, LUKS header hashing: sha256, RNG: /dev/urandom The instructions you linked were written for a Ubuntu version released in 2010. …
Is there a tool to encrypt a file or directory? - Ask Ubuntu
Feb 23, 2011 · @Lucio aes-256 is an alias for aes-256-cbc, there is no difference. CBC is a mode of operation for block ciphers. See the manual page of enc(1) for a list of supported ciphers.
Attempting to Decrypt an AES-256-CBC Encrypted File but Decryption ...
Mar 3, 2020 · I am trying to decrypt a password protected file that was encrypted using AES-256-CBC, but the password to decrypt the file has been forgotten. In this simulation, I do know the password is …
qpdf encryption of a pdf file - Ask Ubuntu
Feb 23, 2025 · 6 QPDF is capable of encrypting a file with 256-bit encryption keys and AES (or the default RC4 with 40, 128 or 256 bit key lengths). The relevant information and command line options …