The article discusses the challenges and considerations associated with data sharing in the evolving landscape of supply chain constellations. It emphasizes the importance of understanding why data is being shared and categorizes data into three types $($Category I$-$III$)$ based on sensitivity and purpose. The discussion encompasses issues such as data protection, governance policies, and compliance with privacy laws, including GDPR and CPRA. It also highlights the need for secure data$-$sharing practices within digital supply chains, addressing aspects like access control, confidentiality, and international data transfers. The content is relevant to the 'Supply Information Systems Technology' section $($pages $105115)$ from Chapter $4,$ as it delves into the intricacies of managing and securing data within the context of supply chain technologies and systems. reword this