name : set-security-groups.rst **To associate a security group with a load balancer** This example associates the specified security group with the specified load balancer. Command:: aws elbv2 set-security-groups --load-balancer-arn arn:aws:elasticloadbalancing:us-west-2:123456789012:loadbalancer/app/my-load-balancer/50dc6c495c0c9188 --security-groups sg-5943793c Output:: { "SecurityGroupIds": [ "sg-5943793c" ] }