Amazon Linux AMI, the user name is ec2-user.
RHEL5 AMI, the user name is either root or ec2-user.
Ubuntu AMI, the user name is ubuntu.
Fedora AMI, the user name is either fedora or ec2-user.
SUSE Linux AMI, the user name is either root or ec2-user.
Otherwise, if ec2-user and root don’t work, check with the AMI provider.






Useful. Thank you