How big is a data breach of 1 million records?
Data breaches that expose 1 million or more records aren't really that rare. There have been over 50 of these since 2006, or almost one per month. And if you look at how much data has been exposed by data breaches, 1 million records doesn't really look like that many. Here's a graph that shows this. The single highlighted breach exposed 1 million records.