CSM product serves both B2B (business-to-business) and B2C (business-to-consumer) business purpose. There can be many different possible relationships and directions of engagement required by our users. Therefore, to ensure the data access while maintaining data security for all types of business relationships, is a very challenging and complex topic in this product. This whitepaper is created to introduce the CSM security model and explain the technical details about its implementation. See more details in the attachment.