Amit Yoran, the esteemed CEO and chairman of Tenable Holdings and a prominent figure in the cybersecurity community, has passed away at the age of 54 after a courageous battle with cancer. The news of Yoran’s untimely death was confirmed by Tenable in a statement released on Jan. 4. Yoran had taken a medical leave of absence starting on Dec. 5, but unfortunately, his health condition took a turn for the worse, leading to his passing.
Upon Yoran’s leave of absence, Tenable made the decision to appoint CFO Steve Vintz and COO Mark Thurmond as co-CEOs in order to ensure the continuity of the company’s operations. The board of directors of Tenable will be initiating a search for a new CEO while Art Coviello, the lead independent director at Tenable, will step in as chairman of the board.
Throughout his illustrious career spanning nearly three decades, Yoran made significant contributions to the field of cybersecurity both in the private and public sectors. Notably, he served as the national cybersecurity director at the U.S. Department of Homeland Security from 2003 to 2004. In 2006, he founded NetWitness, a renowned network security and threat detection company that was later acquired by RSA Security in 2011.
Yoran went on to join RSA Security, where he held the positions of senior vice president of product and president from 2014 to 2016. During his time at RSA, he actively advocated for robust encryption practices and opposed attempts by the U.S. government to weaken encryption technologies for law enforcement purposes.
In 2016, Yoran brought his wealth of experience and expertise to Tenable as its CEO, steering the company through a period of significant growth that culminated in a successful initial public offering in 2018. Tenable lauded Yoran’s leadership in its statement, attributing the company’s success to his visionary approach and unwavering dedication to innovation.
Yoran was also known for his advocacy of transparency in cybersecurity, particularly in the realm of cloud vulnerabilities. In 2023, he publicly criticized Microsoft for its handling of a zero-day vulnerability in Azure that Tenable had discovered. He urged for greater transparency from Microsoft in addressing cloud vulnerabilities, a call to which Microsoft responded by launching its Secure Future Initiative to address such issues.
In reflecting on Yoran’s legacy, Art Coviello described him as an exceptional leader, colleague, and friend whose passion for cybersecurity, strategic vision, and ability to inspire others have left an indelible mark on Tenable’s culture and mission. Yoran’s legacy will continue to shape the future direction of the company as it moves forward without his guidance.
The cybersecurity community has lost a trailblazer and visionary in the passing of Amit Yoran, but his impact and contributions to the industry will endure for years to come. Alexander Culafi, a senior information security news writer and podcast host for Informa TechTarget, pays tribute to Yoran’s remarkable legacy and the indelible mark he has left on the cybersecurity landscape.

