Sibusiso is a former professional athlete that has represented his country at the highest sporting level, the Olympic games. After retiring from the athletics he transitioned into cyber security and has been doing penetration testing for the past five years. Sibusiso co-founded a majority black owned cyber security company called Ironsky Pty Ltd in South Africa where he serves as a technical director and penetration tester. Sibusiso has always had an interest for passwords and how users create and use passwords within the organisation.