Before implementing an information architecture that restricts access to data based on sensitivity, the enterprise must establish the classification and ownership of the data. Classification is the process of tagging data according to its type, sensitivity, and value to the organization if altered, stolen, or destroyed. It helps the organization understand the risk and impact of data breaches and comply with relevant regulations. Ownership is the process of assigning roles and responsibilities for data creation, maintenance, protection, and disposal. It helps the organization ensure accountability and governance of data throughout its lifecycle