● Push notifications from SNS ● GET/POST calls to API Gateway ● Headers modification at viewer or origin request/response in CloudFront ● Log entries in AWS Kinesis data stream ● Log history website and Lambda@Edge can be used to process the headers coming from viewer request, origin request, origin response and viewer response. The headers modification includes tasks such as modifying cookie Proto":"https","CloudFront-Is-Desktop-Viewer":"true","CloudFront-Is-Mobile- Viewer":"false","CloudFront-Is-SmartTV-Viewer":"false","CloudFront-Is-Tablet- Viewer":"false","CloudFront-Viewer-Country":"IN","Host":"nvbhfdojfg