# ADVREL09-BP01 Implement redundant ad-verification systems with automated failover mechanisms
<a name="advrel09-bp01"></a>

 Implement redundant ad-verification systems with automated failover capabilities. Use multiple verification providers and automated monitoring for continuous, reliable advertising measurement and validation. 

## Implementation guidance
<a name="implementation-guidance-advrel09-bp01"></a>
+  Deploy multiple third-party verification providers for cross-validation 
+  Implement automated failover mechanisms for measurement systems 
+  Use data quality checks and anomaly detection 
+  Maintain backup measurement methodologies 
+  Configure automated retry mechanisms for failed measurements 
+  Implement circuit breakers for degraded third-party services 
+  Set up monitoring and alerting for measurement system health 

## Key AWS services
<a name="aws-key-services-3"></a>
+  Amazon CloudWatch 
+  AWS Lambda 
+  Amazon EventBridge 
+  AWS Step Functions 
+  Amazon DynamoDB