In the second of a series of reports focusing on insider threats to information systems and data, the United States Secret Service and Carnegie Mellon Software Engineering Institute’s Computer Emergency Response Team found that the majority of insiders who committed attacks were former, disgruntled employees.

“The power of a terminated employee with system administrator access should not be underestimated,” said Dawn Cappelli, senior member of the technical staff with CERT. “Some organizations completely neglect disabling access upon termination. Others go through the steps to disable access, but the insider is able to find that one access control gap that was overlooked.”

Want to continue reading?
Become a Free
PropertyCasualty360 Digital Reader.


  • All news coverage, best practices, and in-depth analysis.
  • Educational webcasts, resources from industry leaders, and informative newsletters.
  • Other award-winning websites including and

Already have an account?



Join PropertyCasualty360

Don’t miss crucial news and insights you need to make informed decisions for your P&C insurance business. Join now!

  • Unlimited access to - your roadmap to thriving in a disrupted environment
  • Access to other award-winning ALM websites including, and
  • Exclusive discounts on PropertyCasualty360, National Underwriter, Claims and ALM events

Already have an account? Sign In Now
Join PropertyCasualty360

Copyright © 2022 ALM Global, LLC. All Rights Reserved.