Providing temporary use of non-downloadable software tools to design and manage data privacy and to develop secure environments for data and data sharing; Providing temporary use of non-downloadable software to enable individuals, teams, companies and other entities to share and validate data across computer networks and environments in conformance with regulatory and governance controls; Providing temporary use of non-downloadable software for facilitating secure data-sharing via computer and communication networks; Providing temporary use of non-downloadable software for enhancing security and privacy in online transactions and exchanges; Providing temporary use of non-downloadable software for managing secure network traffic for use in data transfers and contracting; Providing temporary use of non-downloadable software for deploying and managing applications; Providing temporary use of non-downloadable software for security; Providing temporary use of non-downloadable software for safeguarding access to digital content; Providing temporary use of non-downloadable software for enterprise blockchain implementation, execution and management of secure data transactions, management of data escrow, and provisioning of shared and/or distributed ledgers; providing temporary use of non-downloadable software for the creation and implementation of smart contracts; Providing temporary use of online non-downloadable software, all for the creation and implementation of smart contracts and to facilitate the use of smart contracts-related computer protocols; Providing temporary use of non-downloadable software for use in development of information technology systems relating to computer security, identity management, secure real-time communications, anonymity, and privacy