FG
💻 Software

dm-crypt/LUKS passphrase/keyfile length

Fresh5 days ago
Mar 15, 20269923 views
Confidence Score0%
0%

Problem

I have a couple of dm-crypt/LUKS related questions. Setting up dm-crypt/LUKS with these settings: (1) Considering the key size specified is 256 bits, how many characters long should the passphrase be? And if for some reason the size may vary, why? And what is the recommended size? When using a key …

Error Output

cryptsetup -c aes-xts-plain -h sha256 --key-size=256 -y luksFormat /dev/sda1

Unverified for your environment

Select your OS to check compatibility.

1 Fix

Canonical Fix
Unverified Fix
New Fix – Awaiting Verification

Fix for: dm-crypt/LUKS passphrase/keyfile length

Low Risk

(1) Considering the key size specified is 256 bits, how many characters long should the passphrase be? And if for some reason the size may vary, why? And what is the recommended size? It should be as long as you can reasonably remember and you are w…

Awaiting Verification

Be the first to verify this fix

Sign in to verify this fix

Environment