Regex classifies an object based upon regular expressions, again found within the content of the object itself. It looks for a string of specific data or data patterns before associating a risk level:
These tables are probably familiar to you by now and follow the same pattern as the previous classifications. Again, Risk ranges from 1 to 10, and each regex can be enabled or disabled, and Macie can associate more than one regex with each object.
Much like the themes, you can select a specific regex name to gain additional information. The following is taken from the Cisco Router Config regex:
Through the five different types of object classification, Amazon Macie will collate and gather all risk scores from each to identify its overall risk factor. The result is defined by the highest risk found from any of the classification types. Let's work this out with the help of an example.
So let’s assume you had a document that returned the following values...