s3 Bucket - S3 is the only object storage service that allows you to block public access to all of your objects at the bucket or the account level with S3 Block Public Access.
EC2 Instance - An EC2 instance is nothing but a virtual server in Amazon Web services terminology. It stands for Elastic Compute Cloud. It is a web service where an AWS subscriber can request and provision a compute server in AWS cloud.
AWS Workspace - Amazon WorkSpaces is a managed, secure Desktop-as-a-Service (DaaS) solution.