Previously, users could send IBM Notes Traveler SMIME signed non-encrypted mail to BlackBerry 10.1.x devices without any difficulty. However, after upgrading to BlackBerry OS version 10.2.x, they will now find that this mail cannot be opened.

This article updates a popular piece I wrote ten years ago about Lotus Notes and SMIME. It gives detailed instructions for setting up the Domino Certificate Authority (CA) and Verisign digital IDs for secure email between a Notes organization and outside Internet email accounts.