Method and System for Providing a Plurality of Tamperproof Digital Certificates for a Plurality of Public Keys of a Device

摘要

A method and system for providing a plurality of tamperproof digital certificates for a plurality of public keys of a device by a certification authority wherein a respective signing request for requesting a digital certificate is initially created for each of a plurality of public keys, where the signing request for the ith public key is signed using the jth private key in accordance with a signing rule, the jth private key being dissimilar to the ith private key belonging to the ith public key, and wherein all signing requests are transmitted to the same certification authority in each case, and each signing request is verified in the certification authority, in which case a check is performed to determine whether the ith signing request has been signed using the jth private key in accordance with the signing rule.

主权项

1. A method for providing a plurality of tamperproof digital certificates for a plurality of public keys of a device by a certification authority, comprising:
creating a respective signing request for requesting a digital certificate for each of a plurality of public keys; signing the signing request for the ith public key using the jth private key for all M public keys in accordance with a signing rule, the jth private key being dissimilar to the ith private key belonging to the ith public key; transmitting all signing requests to the same certification authority in each case; and verifying each signing request in the certification authority, in which case a check is performed to determine whether each signing request has been signed in accordance with the signing rule.