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Arttu Lehmuskallio has extensive experience in the field of cybersecurity and incident management, currently serving as the Head of Development and Head of Incident Management at the National Cyber Security Centre (NCSC-FI) since January 2017. Prior to this role, Arttu held multiple positions at Telia Company from January 2000 to December 2016, including Chief Security Specialist, Security Manager, and Security Specialist. This comprehensive background reflects a deep expertise in security operations and incident response within both public and private sectors.