Cyber security threatens vital elements of enterprises such as network, information, application, operational, sustainability, education, and trade secret. Digital transformation and widespread use of IoT caused by the pandemic reveal the importance of cybersecurity vulnerabilities. This study is prepared by a systematic review method for cybersecurity. The inspiration of this chapter is the cyberattacks that threaten the global economy and enterprises and the effects of cybercrime on management and strategy. The cybersecurity problem, which continues to increase with the pandemic in the manufacturing and service sector, is current and becoming a serious threat. This study reveals strategy development against cybersecurity threats; sustainability elements in management; measures to be taken against cybercrime, cyberattack, and cyberterrorism; and organizational and business culture management in digital transformation.