Microsoft Defender for Office 365 Tenant Allow Block List limits
Soon, customers with Microsoft Defender for Office 365 plan 2 can create 10,000 block entries and 5,000 allow entries (via admin submissions) in the Tenant Allow Block List for each category (Domains & addresses, Files, and URLs). Customers with Microsoft Defender for Office 365 plan 1 can create 1,000 block entries and 1,000 allow entries (via admin submissions) in the Tenant Allow Block List for each category. Customers with Exchange Online Protection will remain at 500 block entries and 500 allow entries (via admin submissions) in Tenant Allow Block List for each category. The limit for spoofed senders will remain at 1,024 total entries (block entries and allow entries combined) for all service plans.
This message is associated with Microsoft 365 Roadmap ID 98185


HANDS ON tek
M365 Admin




