NASA civil service employees who worked there between July 2006 and October 2018 are impacted.

"Identifying threats contained within encrypted network traffic poses a unique set of challenges," said two Cisco researchers.

Jeanette Hanna-Ruiz's departure comes nearly nine months after she took the position.

All IT has a "dark side" that must be contained, NASA CIO Renee Wynn told the FedScoop IT Modernization Summit.