How do I set up SSH for my EC2 instance?

How do I set up SSH for my EC2 instance?

To set up SSH for your EC2 instance, you'll need to follow these steps: 1. Launch your EC2 instance. 2. Create or use an existing key pair. 3. Download the private key file (.pem). 4. Change the permissions of the key file using chmod 400 your-key.pem. 5. Connect to your instance using the command: ssh -i your-key.pem ec2-user@your-instance-public-dns.

What if I lose my private key?

If you lose your private key, you won't be able to access your EC2 instance. You can either create a new key pair and associate it with your instance or use EC2 Instance Connect if it's enabled.

Can I connect using a different user?

Yes, you can connect using different users depending on the AMI. For example, for Ubuntu, you would use ubuntu instead of ec2-user.

Is it safe to use SSH?

Yes, SSH is generally safe if you follow best practices, such as using strong passwords, disabling root login, and keeping your software updated.