Ssh to the instance public IP and login as 'cloudbldr' using the key specified at launch time. Use 'sudo su -' in order to get a root prompt. For more information please visit the links below:

• Connect to your Linux instance from Windows using PuTTY: https://docs.thinkwithwp.com/AWSEC2/latest/UserGuide/putty.html 
• Connect to your Linux instance using SSH: https://docs.thinkwithwp.com/AWSEC2/latest/UserGuide/AccessingInstancesLinux.html 

The configuration of the operating system does not by default store sensitive data nor does it have any pre-configure encryption. It is the responsibility of the customer to use an appropriate controls on data placed the operating system and encrypt any volumes on which customer data is stored.

The SSH configuration is setup to deny access by password, therefore SSH access to the instance can be achieved using the Keypair the customer defined during creation of the instance.

Alternatively the assuming the appropriate IAM role has been assigned at the point of instance creation then command line access to the instance can be gained through AWS System Manager Session manager: https://docs.thinkwithwp.com/systems-manager/latest/userguide/session-manager.html 

Troubleshooting: In the event the instance cannot be accessed Navigate to the EC2 management console for the region the instance was launched in. Select instances in the left hand menu then select Status checks tab at the bottom of the page and verify that both have passed. For more information please refer to the AWS guide: https://docs.thinkwithwp.com/AWSEC2/latest/UserGuide/monitoring-instances-status-check.html