Proton Cloud is a platform offering secure, encrypted cloud storage solutions, designed to prioritize user privacy and data protection. By leveraging end-to-end encryption, Proton Cloud ensures that user data remains confidential and inaccessible to unauthorized parties. The service is part of the broader Proton ecosystem, which includes various privacy-focused tools and services. Proton Cloud is particularly suited for individuals and organizations seeking a secure option for storing and sharing sensitive information.