How do I SSH into a new EC2 instance?

Connect to your EC2 Instance

1. Open your terminal and change directory with command cd, where you downloaded your pem file.
2. Type the SSH command with this structure: ssh -i file.pem username@ip-address.
3. After pressing enter, a question will prompt to add the host to your known_hosts file.
4. And that’s it!

How do I SSH into an EC2 private key instance?

To connect to your instance using SSH In a terminal window, use the ssh command to connect to the instance. You specify the path and file name of the private key ( . pem ), the user name for your instance, and the public DNS name or IPv6 address for your instance.

How do I SSH into an EC2 private IP instance?

3 Answers

1. IGW and NAT in the VPC.
2. bastion host with public IP in the VPC’s public subnet.
3. security group on the bastion allowing inbound SSH from your laptop.
4. a default route from the private subnet to the NAT.
5. security group on the private EC2 instance that allows inbound SSH from the bastion.

How do I use SSH?

How to Connect via SSH

1. Open the SSH terminal on your machine and run the following command: ssh your_username@host_ip_address.
2. Type in your password and hit Enter.
3. When you are connecting to a server for the very first time, it will ask you if you want to continue connecting.

What does SSH agent do?

The ssh-agent is a helper program that keeps track of user’s identity keys and their passphrases. The agent can then use the keys to log into other servers without having the user type in a password or passphrase again. This implements a form of single sign-on (SSO).

What is SSH AWS?

Secure Shell (SSH) is a protocol for securely connecting to a virtual private server (or Lightsail instance). SSH works by creating a public key and a private key that match the remote server to an authorized user. Using that key pair, you can connect to your Lightsail instance using a browser-based SSH terminal.