https://www.theregister.co.uk/2017/10/18/dominos_pizza_australia_data_breach/

Domino's Pizza's Australian outpost has blamed a partner for a security breach, after angry customers went online complaining about finding themselves on spam lists.

The company owned up to the breach after Redditor “Pinchie McPinch” complained about receiving e-mails from “Sarah” and “Jess”.