Web Application Firewall (WAF)

Overview

AWS WAF is a web application firewall that helps protect your web applications from common web exploits that could affect application availability, compromise security, or consume excessive resources.

Setup

Installation

If you haven’t already, first set up the AWS CloudWatch integration. No additional steps are needed for installation.

Configuration

On the AWS CloudWatch integration page, ensure that the WAF service is selected for metric collection.

Metrics

Name Description
AllowedRequests
(count)
The number of allowed web requests.
BlockedRequests
(count)
The number of blocked web requests.
CountedRequests
(count)
The number of counted web requests.

Available Tags

Name Description
awsaccount AWS account associated with the metrics
region Name of the region
rule The name of the rule, all rules (ALL), or the default rule (Default_Action)
webacl The CloudWatch metric name