Platform as a service (PAAS) featuring computer software platforms for providing privacy-enhancing technologies; Platform as a service (PAAS) featuring computer software platforms for providing 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 online non-downloadable software for providing analytics or machine learning on encrypted data transmitted and stored on the cloud; providing online non-downloadable computer software for performing manipulations and analysis of encrypted and unencrypted data; providing online non-downloadable secure computer software for use in data processing to perform computations and analytics on encrypted data without compromising security or privacy; providing online non-downloadable computer software for the protection and analysis of sensitive data and encrypted data in cloud computing environments