name : create-security-group.rst **To create a security group for EC2-Classic** This example creates a security group named ``MySecurityGroup``. Command:: aws ec2 create-security-group --group-name MySecurityGroup --description "My security group" Output:: { "GroupId": "sg-903004f8" } **To create a security group for EC2-VPC** This example creates a security group named ``MySecurityGroup`` for the specified VPC. Command:: aws ec2 create-security-group --group-name MySecurityGroup --description "My security group" --vpc-id vpc-1a2b3c4d Output:: { "GroupId": "sg-903004f8" } For more information, see `Using Security Groups`_ in the *AWS Command Line Interface User Guide*. .. _`Using Security Groups`: http://docs.aws.amazon.com/cli/latest/userguide/cli-ec2-sg.html