AWS Shield

AWS Shield is a managed Distributed Denial of Service (DDoS) protection service. It detects and automatically mitigates attacks that could potentially result in downtime for your application and might also increase latency for your applications running on EC2 instances.

A DDoS attack results in increased traffic for your EC2 instances, Elastic Load Balancer, Route 53, or CloudFront. As a result, these services would need to scale up resources to cope with the increased traffic. A DDoS attack usually happens when multiple systems are compromised or infected with a Trojan flooding a target system with an intention to deny a service to intended users by generating traffic and shutting down a resource so it cannot serve more requests.

AWS Shield has two tiers: Standard and Advanced. All protection under the AWS Shield Standard option is available to all AWS customers by default, without any additional charge. The AWS Shield Advanced option is available to customers with business and...