Certizen Limited is the operator of Hongkong Post e-Cert services, providing comprehensive e-Cert solutions to support trusted digital transactions.
In addition, Certizen is also the operator of Hong Kong Certification Authority (HKCA) d-Cert services. HKCA is a leading and internationally recognised Certification Authority (CA), established by the Hong Kong Internet Registration Corporation Limited (HKIRC) with approval of Digital Policy Office, to deliver comprehensive digital trust services.
By combining Public Key Infrastructure (PKI) with blockchain technology, we provide integrated digital certificate solutions covering both e-Cert and d-Cert services for digital signing, information encryption, and electronic identity authentication.
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