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HashCash Builds Blockchain-Powered Vaccine Passport Prototype

HashCash Builds Blockchain-Powered Vaccine Passport Prototype

The covid-19 pandemic has indeed caused a major reshuffle of priorities with respect to health and hygiene concerns. That being said, one can hardly dismiss the need for a mechanism of efficient handling of data, health or otherwise. While immunization records in their portable format are no new concept, digitizing the same for automated verification requires substantial thought investment.








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