SSH key authentication

wizard security

Set up SSH key-based authentication for a user

Required Packages

sudo apt install -y openssh-server

Steps

Step 1 of 4 25%

Target username *

User to set up SSH key authentication for

Show all steps

Target username *

User to set up SSH key authentication for

Public key content *

Paste the full public key (ssh-ed25519 AAAA... user@host)

Disable password authentication in sshd_config Disable password authentication in sshd_config

Recommended for production — ensure key works first!

Restart SSH daemon Restart SSH daemon

Generated Output

sudo mkdir -p /home//.ssh && echo '' | sudo tee -a /home//.ssh/authorized_keys && sudo chmod 700 /home//.ssh && sudo chmod 600 /home//.ssh/authorized_keys && sudo chown -R : /home//.ssh && sudo systemctl restart sshd

ssh-keygen sshd_config

SSH key authentication

Steps

Generated Output

Related