* Built an inter-hospital network where each patient’s medical history is stored in an immutable form.
* Framed Access Control Rules based on every participant’s role by taking each hospital’s consent.
* A doctor can provide read access of a patient’s specific data to any other doctor in case of referrals.
* Researchers can also request for redacted version of a specific data.
* Technologies used: Hyperledger Composer, Hyperledger Fabric, Couch Db, JavaScript.