Abstract: Systems and methods for using a shared platform to transmit cryptocurrency to a zero knowledge recipient are described herein. A transferor can transmit crypto-assets to a transferee via a zero knowledge blockchain platform without having without requiring both the transferor and the transferee to have knowledge of the underlying mechanisms for enabling the transaction.

Abstract: Examples provided herein are directed to deploying personalized educational content to student devices. In example implementations, a computing system may communicate with student devices corresponding to students in a classroom setting. The computing system may cause the student devices to obtain educational content from content providers. As a student progresses through a lesson plan by interacting with a student device, the computing system may intelligently deploy educational content that is personalized to the student's academic abilities and needs.

Abstract: Collecting contact information for a plurality of contact entities from various sources and ranking the contact information based at least on the sources. The ranking of the contact information is determined based on the reliability of the sources. The ranked contact information is shared with users subject to privacy settings. The privacy setting allows the users or the contact entity to share certain contact information with others while keeping certain contact information privately or sharing the contact information with a limited number of users. After a change in the contact information from a reliable source is detected, the change may be propagated to other sources or client devices of the users.