Providing temporary use of on-line non-downloadable computer software platform for providing privacy-enhancing technologies; providing temporary use of on-line non-downloadable computer software platform that provides protection for data while being processed and allow users to perform computations, including but not limited to, secure analytics or machine learning, on sensitive and encrypted data; providing temporary use of on-line non-downloadable computer software for providing analytics or machine learning on encrypted data transmitted and stored on the cloud; providing temporary use of on-line non-downloadable computer software for performing manipulations and analysis of encrypted and unencrypted data; providing temporary use of on-line non-downloadable secure computer software for use in data processing to perform computations and analytics on encrypted data without compromising security or privacy; providing temporary use of on-line non-downloadable computer software for the protection and analysis of sensitive data and encrypted data in cloud computing environments