Payment card data is the primary target; the vast majority of incidents are still a result of human error. Several of the major breaches were reported by the news media before forensics were complete. Michael Bruemmer is Vice President, Experian. Data Breach Resolution at Experian Consumer Services. The number one issue for data breach response is still rebuilding the trust with your consumers, your patients, employees, or shareholders, he says. The most information that was exposed from a sensitive standpoint was credit card user name and password.”]
Source: https://www.govinfosecurity.com/data-breaches-lessons-learned-a-7077