Christine Bejerasco has been in the cyber security industry for 20 years. She started during the reign of network worms and has seen the threat landscape evolve with the technologies that have been introduced as well as changes in regulations and user behaviour. From doing hands-on researcher work to leading teams of diverse skills and background, she has helped build capabilities and technologies that defend against various forms of cyber threats. She has also trained and mentored leaders and practitioners both in a formal office setting and in an informal capacity. In 2021, she became the Chief Technology Officer of WithSecure and is currently the Chief Information Security Officer of the same organisation. She regularly speaks at events and conferences on cyber security topics.