What evidence of cyber effectiveness do senior managers expect to see?

Theoretical audits and self-assessments are no longer enough; senior executives are demanding proof of cyber effectiveness. What tangible evidence can be used to measure the effectiveness of a organisation’s cyber defences? How can organisations face up to the reality of cyber attacks? On 12 October 2023, Arnaud Le Men, CEO of Erium, led a workshop at the 2023 Cybersecurity Conference on the topic of proving cyber effectiveness.