The document discusses Industrial Dataspaces and the International Data Spaces Alliance (IDSA) standards for enabling data sharing among companies. It introduces IDSA, which aims to establish a cooperative approach and non-opportunistic view of data sharing through an open reference architecture. The architecture ensures data sovereignty and allows companies to securely exchange data without using centralized platforms. The document also briefly discusses how blockchain could be applied in IDSA use cases like brokering, tracking data provenance, and clearing transactions.