I\'m working to set up Panda on an Amazon EC2 instance. I set up my account and tools last night and had no problem using SSH to interact with my own personal instance, but
On windows, Try using git bash and use your Linux commands there. Easy approach
chmod 400 *****.pem ssh -i "******.pem" ubuntu@ec2-11-111-111-111.us-east-2.compute.amazonaws.com