Chester Wisniewski leads the Field CTO team at Sophos. With more than 25 years of professional experience, his interest in security and privacy first peaked while learning to hack from bulletin board text files in the 1980s, and has since been a lifelong pursuit. 

Currently Chester spends most of his time analyzing the data gathered by Sophos through their Labs, AI and Rapid Response teams to tease out attacker and malware trends to share with defenders globally.