Setting Up SSH Key Authentication on Linux

Learn how to configure passwordless SSH login using public key authentication.

Fatima Al-Rashid

Python developer and data scientist

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SSH Key Authentication Guide

SSH keys provide a more secure way to log into servers than passwords.

ssh-keygen -t ed25519 -C "your_email@example.com"

ssh-copy-id user@server

# Edit /etc/ssh/sshd_config
PasswordAuthentication no
PubkeyAuthentication yes
sudo systemctl restart sshd

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