Billon launches a Verifiable Certificate platform on distributed ledger, a milestone for the rollout of coronavirus immunization certificates Share Article The platform for COVID-19 immunization verification via distributed ledger technology is now available for businesses to build end-user solutions LONDON, and WARSAW, Poland (PRWEB) December 23, 2020 Enterprise DLT creator Billon Group has achieved a milestone in supporting the need for privacy in COVID-19 vaccinations, with the launch of a new form of GDPR compliant distributed ledger technology. The platform immutably stores any type of verifiable immunity certificate in a distributed ledger (DLT) where only the parties involved are aware of a citizen’s status. This database capability allows businesses and agencies to tailor end-user journeys to meet their needs.