A RACI matrix is a tool that assigns the roles and responsibilities for each risk, such as who is responsible, accountable, consulted, and informed. A RACI matrix helps to clarify the expectations and accountabilities for each risk owner and stakeholder, and to ensure that the risk is managed and monitored effectively and efficiently.

A risk register is a document that records and tracks the identified risks, their likelihood, impact, and mitigation strategies. A risk register does not assign the accountability for each risk, but rather the ownership and response.

A risk catalog is a collection of risks that have been identified and categorized based on common attributes, such as source, type, or impact. A risk catalog does not assign the accountability for each risk, but rather the classification and description.

A risk scenario is a technique that simulates the possible outcomes of different risk events and assesses their impact on the enterprise’s objectives and operations. A risk scenario does not assign the accountability for each risk, but rather the analysis and evaluation.