To start with the following tools need to be downloaded : 1. PuTTY 2. PuTTYGen 3. Pageant If you are a Windows user & trying to connect to (SSH into) an AWS EC2 instance then you need to use PuTTY. During the process of provisioning an EC2 instance, you would have created/downloaded a key pair file which would be in a .pem format. But PuTTY doesn't support the .pem format and it needs the key pair file to be in .ppk file format. That's where PuTTYGen comes into play. PuTTYGen helps in converting a .pem file into a .ppk file with a click of a button. Connecting to an EC2 instance in a public subnet: 1. Open PuTTyGen 2. Load >> Choose the .pem which you want to convert 2.1 [Optional] Provide a key passphrase & confirm passphrase. For simplicity sake, I skip it for now. 3. Click on "Save private key" 4. Open Putty 5. Enter the hostname / IP - For ex: ec2-user@35.154.74.77 6. Copy paste that into Saved Sessions textbox as well 7. ...
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