Enable Password Authentication on AWS EC2 Linux Instance | Step-by-Step SSH Access Guide

Published: 27 May 2025
on channel: Ashok IT
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Learn how to enable password-based SSH authentication on your AWS EC2 Linux instance. By default, EC2 instances use key pair authentication, but in this tutorial, we'll guide you through the process of configuring your instance to allow password logins.

What You'll Learn:

Setting a password for your EC2 user

Modifying the sshd_config file to enable password authentication

Restarting the SSH service to apply changes

Best practices and security considerations

✅ What You’ll Learn:

Editing the /etc/ssh/sshd_config file
Enabling PasswordAuthentication yes
Restarting the SSH service
Checking firewall & SSH port
Fixing common SSH login issues
Live demo on Ubuntu/CentOS

📌 Works for AWS EC2, DigitalOcean, GCP, and all Linux servers.

👍 Perfect for DevOps engineers, Linux admins, or beginners setting up their first server.

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