RFC5280: Internet X.509 PKIC and CRL Profile
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* May 2008
* NIST, Microsoft, Trinity College Dublin, Entrust, Vigil Security
* Obsoletes: 3280, 4325, 4630 
* Category: Standards Track


* PKIC: Public Key Infrastructure Certificate
* CRL: Certificate Revocation List









参考
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* https://www.rfc-editor.org/rfc/rfc5280.html