Microsoft Allows 365 Admins To Accept ARC Forwarders

Back in October 2019, Microsoft included ARC support in their Microsoft 365 Roadmap, stating that “[ARC] is now enabled for Office 365 hosted mailboxes.” But at that time it could only be used between Office 365 tenants, or from Microsoft’s in-house services. However in June of 2022 they made it possible for each tenant to […]

ARC Interoperability Testing Day: February 19th

The interoperability testing event mentioned when ARC was announced in October (see this press release) has been scheduled for Friday, February 19th, 2016 in San Francisco. Parties implementing the ARC protocol in their product or service by that date should consider participating in the event. Those parties should join the arc-discuss mailing list if they […]