Do yourself a favor and stop using a deprecated web browser and / or platform. I’m talking to you, Windows XP pre-sp3 clients with Internet Explorer without TLSv1 or AES.
This feature is n0w available in preview mode with Microsoft mobile Outlook apps and it will be supported with Exchange ActiveSync (EAS).
Certificate-based authentication (CBA) primary audience is organizations that already…
Cryptech – An open source Hardware Security Module (HSM)