“The United Kingdom’s Open University has developed a COVID-19 proof-of-immunity app that combines blockchain with a privacy-preserving data solution from web inventor Tim Berners-Lee.
The prototype app, undergoing testing as of April 29, would support the proof and verification of tamper-resistant test results for COVID-19 antigen tests and vaccination coverage.
The solution could ostensibly be used to provide frontline workers, healthcare professionals and the wider public with reliable immunity certificates that would be stored on a distributed, immutable and trusted blockchain-based registry…”
