![]() ![]() ![]() The S/MIME certificate used by Outlook for iOS and Android is calculated by comparing the user's primary SMTP address as defined in the account profile with the certificate's subject value or the subject alternative name value if these do not match, then Outlook for iOS and Android will report that a certificate is not available (see Figure 7) and will not allow the user to sign and/or encrypt messages. Outlook for iOS and Android leverages the user's primary SMTP address for mail flow activities, which is configured during account profile setup. If Exchange Online fails to locate a trusted root certificate or fails to contact the certificate revocation list for the certificate authority, that certificate is considered invalid and is not trusted. If Exchange Online locates a trusted root certificate and can query the certificate revocation list for the certificate authority, the digital certificate's chain for that digital certificate is considered valid and trusted and can be used. ![]() Intermediate certificates can also be included with digitally signed email messages. This verification is done by obtaining the intermediate certificates through the authority information access attribute in the certificate until a trusted root certificate is located. Exchange Online validates the certificate by validating each certificate in the certificate chain until it reaches a trusted root certificate. Trust verification is performed on all digital certificates. In manual and automated certificate delivery solutions, it's expected that the certificate's trusted root chain is available and discoverable within your Exchange Online tenant's virtual certificate collection. Publishing the certificate revocation list to the internet.Setting up the virtual certificate collection.S/MIME prerequisitesĮnsure S/MIME has been properly configured in Exchange Online by following the steps outlined in Configure S/MIME in Exchange Online. This article describes how to configure Exchange Online for S/MIME using Outlook for iOS and Android, and how to use S/MIME in Outlook for iOS and Android. After you have completed those steps, you can deploy S/MIME certificates to Outlook for iOS and Android using the following methods: To leverage S/MIME in Outlook for iOS and Android, you need to configure specific S/MIME prerequisite in Exchange Online. For more information, see S/MIME for message signing and encryption in Exchange Online. (Free during beta, 9.1 MB, release notes, macOS 10.S/MIME (Secure/Multipurpose Internet Mail Extensions) is a widely accepted protocol for sending digitally signed and encrypted messages. The release also overhauls the sync error user interface for Drafts, speeds up addressing and search suggestions, enables you to connect multiple services at once when signing in, fixes a bug in macOS 12 Monterey where Gmail shortcuts didn’t work for non-US keyboard layouts, resolves an issue in macOS 12.3 where messages would flash white when loading in Dark mode, resolves an issue that caused some messages to render too wide (e.g., a recent TidBITS newsletter), and ensures that profile photos from a Google/Apple Contact should trump Other Contact and Directory photos.Īfter the release of Mimestream 0.33.3, Mimestream 0.33.5 and 0.33.6 appeared in quick succession, with additional bug fixes and improvements like putting Category Inboxes under a separate side section again, removing the “Inbox:” prefix from Category Inboxes, and fixing a crash when using Go menu shortcuts. Other new additions include a configurable Favorites section in the sidebar, support for the Important label and account-wide Category labels, and the capability to include original attachments when replying. Mimestream updated its beta macOS client for Gmail to version 0.33.3, adding support for accepting and declining invitations in Google Calendar. #1684: OS bug fix releases, Finder tag poll results, Messages identity verification, blocking spambots, which Apple services do you use?.#1685: Hidden secrets of the Fn key, Emergency SOS via satellite free access extended, RCS support in Messages, Rogue Amoeba icon evolution.#1686: Please support TidBITS, OS security updates, Apple services poll results, biking with an iPhone.#1687: Feature-rich OS updates, recovering from a crashing bug in Contacts, Zoom for Apple TV, how much do you use widgets?. ![]() #1688: Former Apple engineer on watchOS 10, Apple hardware testing tool, Stolen Device Protection, Apple Watch sales halted, smart TV privacy abuses. ![]()
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