I've written an overview of the Acxiom Data Breaches. This is an attempt to discover if the often reported 1.6 billion records compromised is an accurate representation of the scope of the breach.
The following are some of the court documents related to the Acxiom data breaches. I retrieved and referenced these during my research. The documents are presented here in case they are of use to anyone doing research about the Acxiom breaches.