To touch this milepost , the computer architecture of Outlook Mobile suffer to commute . In October 2018 , official from Microsoft enjoin the keep company was on its path to attain the superlative enigma in the USA . As of December 2018 , it utilization Microsoft ’s indigene synchronize engineering rather of its proprietary API and repose API . Microsoft functionary pronounce that the Microsoft synchronise communications protocol is plan to quash latent period and offer access code to lineament like S / MIME as they swan out to the Modern architecture “ over the fall month . official did not Call Outlook Mobile authentication for JEDI , but coming together every political science - particular checkbox is not a unfit matter at this charge . authentication for the first of all quartern of 2019 of classified ad data point ( Defense Information Systems Agency Impact Level 6 ) . To Host the nearly spiritualist and assort data , this certification is essential . Microsoft finally programme to migrate all Outlook Mobile drug user to this fresh Microsoft sync engineering .