RFC 3709:Internet X.509 Public Key Infrastructure:...
RFC-Ref

certificate extension


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... the computed one-way hash function value does not match the one-way hash function value in the certificate extension. A MIME type ...


... CA includes in the certificate, including any certificate extensions. The client software can choose to make use of such information, or the client software ...


... Certificate extensions and attribute certificate extensions are identified by object identifiers ...



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