Legacy TLS cipher suites will be deprecated in M365 services on October 20, 2025 [MC1155427]

Legacy TLS cipher suites will be deprecated in M365 services on October 20, 2025 [MC1155427]

Message ID: MC1155427 [Introduction] To strengthen encryption standards and uphold customer trust, Microsoft is deprecating support for legacy TLS cipher suites that do not offer forward secrecy. This change aligns with our ongoing commitment to security and data protection across…
Microsoft Teams: Private channels increased limits and transition to group compliance [MC1134737]

Microsoft Teams: Private channels increased limits and transition to group compliance [MC1134737]

Message ID: MC1134737 (Updated) Updated September 18, 2025: We have updated the timing and content below with additional information. Thank you for your patience. In response to customer feedback, we are introducing enhanced flexibility, greater scalability, and streamlined compliance management…
(Updated) Microsoft Teams | Know Your Customer (KYC) onboarding required for new phone number requests [MC1117815]

(Updated) Microsoft Teams | Know Your Customer (KYC) onboarding required for new phone number requests [MC1117815]

Message ID: MC1117815 (Updated) Updated September 18, 2025: We have updated the timeline. Thank you for your patience. IntroductionWe’re streamlining the Know Your Customer (KYC) requirements for acquiring Microsoft telephone numbers in all markets. Teams administrators will need to submit…
(Updated) Microsoft Teams: Rule-based enablement of Microsoft 365 third-party apps in the Teams admin center [MC1085133]

(Updated) Microsoft Teams: Rule-based enablement of Microsoft 365 third-party apps in the Teams admin center [MC1085133]

Message ID: MC1085133 (Updated) Updated September 18, 2025: We have updated the timeline. Thank you for your patience. This feature will empower administrators to manage the availability of trusted Microsoft Teams apps based on rules, for enhanced security. Admins will…
Introducing Knowledge Agent (preview): AI-powered content optimization for SharePoint and Copilot [MC1155312]

Introducing Knowledge Agent (preview): AI-powered content optimization for SharePoint and Copilot [MC1155312]

Message ID: MC1155312 [Introduction] We’re introducing Knowledge Agent, a built-in SharePoint capability that helps organizations prepare content for AI at scale. It unifies fragmented AI features into a single, context-aware interface that adapts to user roles and surfaces intelligent actions…
(Updated) Teams app versions 1.12 and earlier will no longer appear in Microsoft 365 admin center [MC1134169]

(Updated) Teams app versions 1.12 and earlier will no longer appear in Microsoft 365 admin center [MC1134169]

Message ID: MC1134169 (Updated) Updated September 18, 2025: We have updated the timeline. Thank you for your patience.Introduction To streamline app management and reduce clutter, Teams apps with version numbers below 1.12 will be removed from the Integrated apps view…