digital certificate

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digital certificate

Digital ID Informatics An official electronic identity document based on public/private key encryption and obtained through a certificate authority; includes user's name and registered serial number, user's public key and expiration date. See HIPAA. Cf Digital signature.

digital certificate

A unique identifier assigned to a single computer user for use during secure electronic transactions, e.g., when gaining access to private health information or ordering laboratory tests for patients. Synonym: electronic certificate
References in periodicals archive ?
National 'Public Key Certificate' system in Korea was introduced by 'Electronic Signature Act of 1999' which systemized the issuance and management of public key certificate.
4, by 2012, a total of 24.1 million public key certificates have been issued in Korea which exceed the economically active population in Korea(2,550 in 2012) now use public key certificate [13].
At the begging, users chose and installed either ActiveX control or NSplugin based on their Web browser (Internet Explorer of Netscape) for the SEED plugin, which was then tied to public key certificate issued by Korean government certificate authorities.
Among the considerations, public key certificate provides " Encryption for confidentiality" and "Server/user authentication".
In PKI (Public Key Infrastructure), provable data possession protocol needs public key certificates, distributions and management.
Related article: Public Key Certificates: The X.509 Way
* no mechanism for public key certificates has been proposed.
Third, NIST has not specified how one might create public key certificates which are necessary in almost all applications of public key cryptography.
The biggest merit of identity-based cryptography is that it eliminates the need for public key certificates. However, identity-based cryptography inevitably suffers from the key escrow problem since all the users' private keys are known to the PKG.

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