Merge branch 'main' into 1c4245c1-ab45-4c2b-bb00-c5e57dc43c42_39

Author: padmagit77

defender-office-365/quarantine-policies.md

@@ -16,7 +16,7 @@ ms.collection:
 ms.custom:
 description: Admins can learn how to use quarantine policies to control what users are able to do to quarantined messages.
 ms.service: defender-office-365
-ms.date: 05/29/2025
+ms.date: 06/02/2025
 appliesto:
   - ✅ <a href="https://learn.microsoft.com/defender-office-365/eop-about" target="_blank">Exchange Online Protection</a>
   - ✅ <a href="https://learn.microsoft.com/defender-office-365/mdo-about#defender-for-office-365-plan-1-vs-plan-2-cheat-sheet" target="_blank">Microsoft Defender for Office 365 Plan 1 and Plan 2</a>
@@ -751,10 +751,12 @@ The effect of **No access** permissions (admin only access) on user capabilities
   - **In quarantine notifications**: Users receive quarantine notifications, but the only available action is **Review message**.
 
 > [!TIP]
-> To enable quarantine notifications while maintaining restricted access, [create a custom quarantine policy](#step-1-create-quarantine-policies-in-the-microsoft-defender-portal) with the following settings:
 >
-> - **Recipient message access** page: Select **Set specific access (Advanced)**, but leave **Select release action preference** and **Select additional actions recipients can take on quarantined messages** blank/unselected (equivalent to the value 0 for the _EndUserQuarantinePermissionsValue_ parameter on the **New-QuarantinePolicy** cmdlet [in Powershell](#create-quarantine-policies-in-powershell)).
-> - **Quarantine notification** page: Select **Enable** and then select **Don't include quarantined messages from blocked sender addresses** (default) or **Include quarantined messages from blocked sender addresses**.
+> - To enable quarantine notifications while maintaining restricted access, [create a custom quarantine policy](#step-1-create-quarantine-policies-in-the-microsoft-defender-portal) with the following settings:
+>   - **Recipient message access** page: Select **Set specific access (Advanced)**, but leave **Select release action preference** and **Select additional actions recipients can take on quarantined messages** blank/unselected (equivalent to the value 0 for the _EndUserQuarantinePermissionsValue_ parameter on the **New-QuarantinePolicy** cmdlet [in Powershell](#create-quarantine-policies-in-powershell)).
+>   - **Quarantine notification** page: Select **Enable** and then select **Don't include quarantined messages from blocked sender addresses** (default) or **Include quarantined messages from blocked sender addresses**.
+>
+> - If a sender is blocked and **Don't show blocked senders** is selected (default), messages from those senders are shown on the **Quarantine** page and are included in quarantine notifications when the **Sender address override reason** value is **None**. This behavior occurs because the messages were blocked due to reasons other than sender address overrides.
 
 ##### Limited access
 

defender-office-365/tenant-allow-block-list-email-spoof-configure.md

@@ -47,14 +47,19 @@ This article describes how admins can manage entries for email senders in the Mi
 
 - For blocking inbound and outbound email from a domain, any subdomains in that domain, and any email addresses in that domain, create the block entry using the syntax: `*.TLD`, where `TLD` can be any top-level domain, internal domain, or email address domain.
 
-- For blocking inbound and outbound email from a sudomain in a domain and any email addresses in that subdomain, create the block entry using the syntax: `*.SD1.TLD`, `*.SD2.SD1.TLD`, `*.SD3.SD2.SD1.TLD`, etc. for internal domains and email address domains.
+- For blocking inbound and outbound email from a subdomain in a domain and any email addresses in that subdomain, create the block entry using the syntax: `*.SD1.TLD`, `*.SD2.SD1.TLD`, `*.SD3.SD2.SD1.TLD`, etc. for internal domains and email address domains.
 
 - For details about the syntax for spoofed sender entries, see the [Domain pair syntax for spoofed sender entries](#domain-pair-syntax-for-spoofed-sender-entries) section later in this article.
 
 - An entry should be active within 5 minutes.
 
 - You need to be assigned permissions before you can do the procedures in this article. You have the following options:
-  - [Microsoft Defender XDR Unified role based access control (RBAC)](/defender-xdr/manage-rbac) (If **Email & collaboration** \> **Defender for Office 365** permissions is :::image type="icon" source="media/scc-toggle-on.png" border="false"::: **Active**. Affects the Defender portal only, not PowerShell): **Authorization and settings/Security settings/Detection tuning (manage)** or **Authorization and settings/Security settings/Core security settings (read)**.
+  - [Microsoft Defender XDR Unified role based access control (RBAC)](/defender-xdr/manage-rbac) (If **Email & collaboration** \> **Defender for Office 365** permissions is :::image type="icon" source="media/scc-toggle-on.png" border="false"::: **Active**. Affects the Defender portal only, not PowerShell): 
+    - *Add and remove entries from the Tenant Allow/Block List*: Membership assigned with the following permissions:
+      - **Authorization and settings/Security settings/Detection tuning (manage)**
+    - *Read-only access to the Tenant Allow/Block List*: 
+      - **Authorization and settings/Security settings/Read-only**.
+      - **Authorization and settings/Security settings/Core Security settings (read)**.
   - [Exchange Online permissions](/exchange/permissions-exo/permissions-exo):
     - *Add and remove entries from the Tenant Allow/Block List*: Membership in one of the following role groups:
       - **Organization Management** or **Security Administrator** (Security admin role).

defender-office-365/tenant-allow-block-list-files-configure.md

@@ -54,7 +54,12 @@ This article describes how admins can manage entries for files in the Microsoft
 - An entry should be active within 5 minutes.
 
 - You need to be assigned permissions before you can do the procedures in this article. You have the following options:
-  - [Microsoft Defender XDR Unified role based access control (RBAC)](/defender-xdr/manage-rbac) (If **Email & collaboration** \> **Exchange Online permissions** permissions is :::image type="icon" source="media/scc-toggle-on.png" border="false"::: **Active**. Affects the Defender portal only, not PowerShell): **Authorization and settings/Security settings/Detection tuning (manage)** or **Authorization and settings/Security settings/Core security settings (read)**.
+  - [Microsoft Defender XDR Unified role based access control (RBAC)](/defender-xdr/manage-rbac) (If **Email & collaboration** \> **Defender for Office 365** permissions is :::image type="icon" source="media/scc-toggle-on.png" border="false"::: **Active**. Affects the Defender portal only, not PowerShell): 
+    - *Add and remove entries from the Tenant Allow/Block List*: Membership assigned with the following permissions:
+      - **Authorization and settings/Security settings/Detection tuning (manage)**
+    - *Read-only access to the Tenant Allow/Block List*: 
+      - **Authorization and settings/Security settings/Read-only**.
+      - **Authorization and settings/Security settings/Core Security settings (read)**.
   - [Exchange Online permissions](/exchange/permissions-exo/permissions-exo):
     - _Add and remove entries from the Tenant Allow/Block List_: Membership in one of the following role groups:
       - **Organization Management** or **Security Administrator** (Security admin role).

defender-office-365/tenant-allow-block-list-ip-addresses-configure.md

@@ -52,7 +52,12 @@ This article describes how admins can manage entries for IPv6 addresses in the M
 - An entry should be active within 5 minutes.
 
 - You need to be assigned permissions before you can do the procedures in this article. You have the following options:
-  - [Microsoft Defender XDR Unified role based access control (RBAC)](/defender-xdr/manage-rbac) (If **Email & collaboration** \> **Exchange Online permissions** permissions is :::image type="icon" source="media/scc-toggle-on.png" border="false"::: **Active**. Affects the Defender portal only, not PowerShell): **Authorization and settings/Security settings/Detection tuning (manage)** or **Authorization and settings/Security settings/Core security settings (read)**.
+  - [Microsoft Defender XDR Unified role based access control (RBAC)](/defender-xdr/manage-rbac) (If **Email & collaboration** \> **Defender for Office 365** permissions is :::image type="icon" source="media/scc-toggle-on.png" border="false"::: **Active**. Affects the Defender portal only, not PowerShell): 
+    - *Add and remove entries from the Tenant Allow/Block List*: Membership assigned with the following permissions:
+      - **Authorization and settings/Security settings/Detection tuning (manage)**
+    - *Read-only access to the Tenant Allow/Block List*: 
+      - **Authorization and settings/Security settings/Read-only**.
+      - **Authorization and settings/Security settings/Core Security settings (read)**.
   - [Exchange Online permissions](/exchange/permissions-exo/permissions-exo):
     - _Add and remove entries from the Tenant Allow/Block List_: Membership in one of the following role groups:
       - **Organization Management** or **Security Administrator** (Security admin role).