Amazon Macie classifies data through a series of automatic content classification mechanisms. It performs its classification using the object-level API data events collated from CloudTrail logs.
There are currently five different levels of classification at the time of writing this book. Four of them can be seen from the Amazon Macie console from within the AWS Management Console, which can be enabled/disabled, and are shown as follows:
First, we will go over the fifth type, which cannot be managed from the console.