
56 Kai Liu, Qunying Huang, Jizhe Xia, Zhenlong Li, and Peter Lostritto
Security groups located at the Navigation pane of the EC2 dashboard
(Figure4.6) act as a rewall that controls the trafc allowed to reach
the instance. Consumers can select Security Groups and then create a
security group.
Figure4.7 shows how to create a new security group to authorize
the network access for the Hello Cloud application. SSH and HTTP
Figure 4.4 Sign in or create an AWS account.
Figure 4.5 AWS Management Console. (a) AWS Management Console button;
(b)Interface of AWS Management Console.