Steve Purser was born in the UK and currently has joint UK and Belgian nationality. He attended the universities of Bristol and East Anglia where he obtained a BSc. in Chemistry and a PhD in Chemical Physics respectively. He started work in 1985 in the area of software development and systems integration, subsequently progressing to project management and consultancy roles. From 1993 to 2008, he occupied the role of Chief Information Security Officer for a number of financial institutions. He joined ENISA in December 2008 and is currently responsible for all operational activities of the Agency.

Steve is currently a member of several Steering Boards and Advisory Committees, including notably the Steering Board of the CERT EU, the Programme Board of the EU Cyber Crime Centre and the Euro Cyber Resilience Board. In the area of standards, he is the ENISA representative on the ISO SC 27 working group. As Head of Core Operations, he regularly represents ENISA in international conferences on information security.