Tenable founder invests in fast-growing...

http://baltimorecheckbook.tumblr.com/post/148751926317/tenable-founder-invests-in-fast-growing#_=_

Greenbelt-based cyber education website Cybrary is on a roll with a rapidly growing user base, an expansion of its workforce and a new infusion of $1.3 million in venture funding. The funding comes in part from investors Arthur Ventures and Ron Gula, the founder and chairman of Tenable Network Security, the rapidly expanding Columbia-based cybersecurity firm that raised close to $250 million in November. The raise is a vote of confidence for the massive open-online course provider, which launched…