© The Author(s), under exclusive license to APress Media, LLC, part of Springer Nature 2022
L. E. HughesPro Active Directory Certificate Serviceshttps://doi.org/10.1007/978-1-4842-7486-6_16

16. Issue and Manage S/MIME Secure Email Certificates

Lawrence E. Hughes1  
(1)
Frisco, TX, USA
 

S/MIME is an IETF open standard (currently specified in RFC 8551, “Secure/Multipurpose Internet Mail Extensions (S/MIME) Version 4.0 Message Specification,” April 2019). It is based on S/MIME personal digital certificates created by a trusted Public Key Infrastructure (PKI). Each participant must obtain a unique S/MIME Certificate that identifies themselves. That cert must be trusted by all other parties that they will be communicating with. S/MIME allows adding a digital ...

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