The issuer—including an educational establishment or an organization stability workforce—creates a digital credential to certify the id or skills of the holder. The small print on the credential are recorded to the blockchain. Digital certificates use community key cryptography to authenticate certificates and stop theft or forgery. 個人情報の取扱いを委託する場合は、上記サイバーセキュ... https://louislfyuq.wikifordummies.com/8814331/swansea_digital_marketing_no_further_a_mystery