![Ciaran Martin](https://images.prismic.io/red-sift/e15fa522-d224-466f-b82d-ac428202ca64_Ciaran+Martin.jpg?auto=compress,format)
Ciaran Martin
Special Advisor
Founder and former CEO of the National Cyber Security Centre and Special Advisor to Red Sift.
![](https://images.prismic.io/red-sift/dc4d50d8-4aca-4a51-9b4a-e65e00cee96f_resized+Ivan.png?auto=compress,format)
Ivan Ristic
Chief Scientist
Red Sift’s Chief Scientist, Hardenize founder, SSL Labs creator, and acclaimed security author.
![](https://images.prismic.io/red-sift/bffe571f-e537-457f-9472-3800ad2c448c_Mike+Hedger+bg.png?auto=compress,format)
Mike Hedger
Chairman
Chairman at Red Sift, former Chairman of internet security company AVG and email management company Mimecast.
![Michel Van der Bel](https://images.prismic.io/red-sift/a327b804-c857-4648-bd28-7ea83046781e_Michel+Van+der+Bel.jpg?auto=compress,format)
Michel van der Bel
Non-Executive Director
Non-Executive Director at Red Sift and former CEO of Microsoft UK.
![Homaira Akbari](https://images.prismic.io/red-sift/baa76a5e-29d6-411a-bca5-3c7b8f4793ad_Homaira+Akbari.jpg?auto=compress,format)
Homaira Akbari
Special Advisor
Award-winning thought leader, founder of AKnowledge Partners, and Special Advisor to Red Sift.
![](https://images.prismic.io/red-sift/bfc52d0c-3d4d-4daa-8911-a3bffb31ea41_Gary+McGraw.jpg?auto=compress,format)
Gary McGraw
Special Advisor
Co-founder of the Berryville Institute of Machine Learning and Special Advisor to Red Sift.
![](https://images.prismic.io/red-sift/5ce906d7-57a7-47c6-b50b-695997888ae7_John_N_Stewart.jpg?auto=compress,format)
John N. Stewart
Special Advisor
Former SVP/CSTO at Cisco, Angel Investor at Talons Ventures, and Special Advisor to Red Sift.
![](https://images.prismic.io/red-sift/12a6af50-683e-47b0-8163-14cb848fb72d_resized+John+Levine.jpg?auto=compress,format)
John R. Levine
Special Advisor
Author of The Internet For Dummies, Consultant, and Special Advisor to Red Sift.
![](https://images.prismic.io/red-sift/6cb9940d-f9f4-4242-b77f-5b6d04b36b5c_mark_mcgovern_headshot.jpeg?auto=compress,format)
Mark McGovern
Special Advisor
Former engineer for the CIA, former VP of Technology at In-Q-Tel, and Special Advisor to Red Sift.
![](https://images.prismic.io/red-sift/2e9cc67f-f6df-49d5-9834-33af87fd0624_Sean+Costigan.png?auto=compress,format)
Sean Costigan
Managing Director, Resilience Strategy
Expert in emerging security challenges and lead for NATO’s cybersecurity curriculum.
![](https://images.prismic.io/red-sift/e221ad2e-f25f-4472-9a4c-2c705f344d5e_Brad_Arkin.jpg?auto=compress,format&rect=0,0,1000,1000&w=500&h=500)
Brad Arkin
Special Advisor
SVP and Chief Security and Trust Officer at Cisco, and Special Advisor to Red Sift.
![](https://images.prismic.io/red-sift/7fb28adf-069e-4470-aa8c-b56966efa6cc__DSC1696.jpg?auto=compress,format&rect=555,0,2937,2937&w=500&h=500)
Markus Schumacher
Special Advisor
Software security expert, author, and Special Advisor to Red Sift.