"Leaders must oversee the cyber risk management strategy." "A" (Generic Example)
Use the indefinite article when treating it as one of many possible programs or as a general requirement. Cyber Risk Management
Use the definite article when referring to a specific instance, a defined framework, or a particular organization's process. "Leaders must oversee the cyber risk management strategy
"Companies use a cyber risk management program to reduce threats." a defined framework
When referring to the field, academic subject, or general practice, omit the article.