Most companies only learn about network data breaches <A HREF="http://www.infoworld.com/article/08/06/11/Most_data_breaches_discovered_too_late_study_says_1.html?source=rss&url=http://www.infoworld.com/article/08/06/11/Most_data_breaches_discovered_too_late_study_says_1.html">in the months after their data has already been compromised,</A> according to a new study.

The study, conducted by Verizon Business, looks at data breaches in a wide variety of industries, such as retail, food and beverage, technology services, and financial services, and examines more than 500 forensics investigations comprising roughly 230 million records over a period of four years.