Supply chain management (SCM) and logistics are often used interchangeably, with SCM encompassing a broader range of activities aimed at managing the flow of goods from raw materials to final consumers. Logistics focuses specifically on the transportation, storage, and delivery of products, while SCM includes logistics along with stock control, demand fulfillment, and supplier collaboration. The document also discusses the role of blockchain technology in enhancing supply chain transparency and security by providing an immutable transaction history.