Learning from Recent Insider Data Breaches

Learning from Recent Insider Data Breaches

The security lessons organizations can take from insider attack trends were discussed by Neil Daswani, Co-Founder and Co-Director, Stanford Advanced Cybersecurity Program, during a RSAC 365 webcast.



Daswani, author of the recently published book Big Breaches: Cybersecurity Lessons for Everyone, began by outlining trends there have been in regard to the volume of insider data breaches. From the period 2005-2009, the average number per year was under 25, but this figure subsequently surged during 2010-2014, close to 100 per year. This was largely swelled by the Edward Snowden National Security Agency (NSA) leaks of 2013. Surprisingly, the number dropped significantly in the following years, and incredibly there were no reported insider data breaches in 2019. However, Daswani added that “if something is too good to be true it usually is, because in 2020 we saw insider data breaches picking up again.”



Daswani also highlighted significant variation in the prevalence of insider data breaches among different industries. By far the most affected is the healthcare industry, and as a result “if you work for one of these organizations, you should probably pay more attention to insider attacks than peers at other types of organizations.” The next most impacted was the financial sector, followed by retail and merchant and government and military.



Daswani then went on to an ..