Provision of software as a service (SAAS), namely, hosting data manipulation and data management software for use by others for use in the fields of computer security, data exchange, data sharing, data management, data correlation, data enrichment, data integrity, data linking, data matching, data protection, data validation, data verification, data exchange, data attribute monitoring, management of data exchanges, identity management, identity correlation, identity enrichment, identity integrity, identity linking, identity matching, identity protection, identity validation, identity verification, identity attribute exchange, identity attribute monitoring, identity attribute verification, management of identity attribute exchanges, management of data exchanges containing identity attributes, information exchange, information sharing, risk management, reputation measurement, trusted transactions, trusted supply chain, and trust measurement