Digital transformation is the use of digital technology to create new or modify existing business processes, culture, and customer experiences to meet changing market needs and expectations. An organization that has utilized digital technology to make significant improvements to business processes that have contributed to the achievement of its strategic objectives has undergone a digital transformation. Reference: ITIL 4 Leader: Digital and IT Strategy, page 5

Cyber security risk is the most likely type of risk to be identified by modeling and test reviews. Modeling and test reviews are methods of assessing risks by simulating or testing different scenarios, outcomes, or impacts. Cyber security risk is the risk of unauthorized access, use, disclosure, modification, or destruction of data or systems. Modeling and test reviews can help identify cyber security risks by exposing vulnerabilities, weaknesses, or flaws in the data or systems. Reference: ITIL 4 Leader: Digital and IT Strategy, page 60-61