Microsoft is expanding the capabilities of Teams Phone with a new extensibility preview that allows organizations to build and integrate custom call workflows using Azure Communication Services (ACS).

The Matanbuchus malware loader has been seen being distributed through social engineering over Microsoft Teams calls impersonating IT helpdesk. Matanbuchus is a malware-as-a-service operation seen ...

Audio and video calls to others who are using MS Teams are available using the MS Teams Call app. Webex does not have Instant Messaging (IM) or chat room services. If you have a Jabber chat room you ...

Microsoft says it will add a new Teams call handler beginning in January 2026 to reduce launch times and boost call performance for the Windows desktop client. A new process, ms-teams_modulehost.exe, ...