To summarize a document protected by a sensitivity label, Microsoft 365 Copilot requires the user to hold the EXTRACT usage right (often listed as Copy). This right authorizes the "extraction" of content from the file into the Copilot service for processing.

• User1 (Owner) has full control, which includes the EXTRACT right.
• User2 (Editor) holds the "Co-Author" set of rights, which includes VIEW, EDIT, and COPY (EXTRACT). Therefore, they can use Copilot.
• User3 (Restricted Editor) corresponds to the "Reviewer" role. While they can edit the document content, this role restricts the COPY (EXTRACT) right to prevent data exfiltration. Consequently, Copilot is blocked from accessing the content.
• User4 (Viewer) has VIEW rights only and lacks the EXTRACT right.

A (User1 only): Incorrect because User2 (Editor) also possesses the EXTRACT permission necessary for Copilot to function.

C (User1, User2, and User3 only): Incorrect because User3 (Restricted Editor) lacks the EXTRACT right. Although they can edit the file, the restriction on copying data prevents Copilot from processing it.

D (User1, User2, User3, and User4): Incorrect because both User3 and User4 lack the required EXTRACT permissions.

Microsoft Learn: "Microsoft Purview data security and compliance protections for Microsoft 365 Copilot" (Confirming the requirement for EXTRACT usage right).

Microsoft Community/Docs: "Sensitivity label permissions" (Mapping updated names: Co-author is now Editor; Reviewer is now Restricted Editor).

Microsoft Learn: "Configure usage rights for Azure Information Protection" (Defining that Reviewer/Restricted Editor lacks the Copy/Extract right).

To identify why a user was removed from a dynamic security group, you must monitor both membership changes and changes to the group's definition.

1. Updated group: Dynamic groups use membership rules. If an administrator or process modifies the group's dynamic membership rule (the query), users who no longer meet the criteria are automatically removed. This activity captures changes to the group object properties, including rule updates.
2. Removed member from group: Although dynamic groups are automated, the audit log records the resulting "Remove member" event when the system processes the rule change or when a user's attributes change such that they no longer satisfy the dynamic rule.

Other options like "Deleted group" or "Deleted user" are incorrect as the scenario specifies the group still exists and the user is merely no longer a member.

Microsoft Purview Documentation: "Audit log activities - Azure AD group administration activities." This section details that Updated group tracks modifications to group properties, including dynamic membership rules.

Microsoft Entra ID (Azure AD) Documentation: "Dynamic membership rules for groups." Explains that users are added or removed based on whether they meet rule criteria; these system-driven removals are logged under membership activity.

Microsoft Learn: "Search the audit log in the Microsoft Purview compliance portal." Specifically the "Group administration activities" category which lists Removed member from group as the primary event for tracking member departures.

Microsoft 365 Security & Compliance: "Auditing in Microsoft 365." Confirms that both manual and system-automated changes to directory objects (like dynamic groups) trigger specific audit events.

A Microsoft Purview Data Loss Prevention (DLP) policy is the appropriate mechanism to address this requirement. A DLP policy can be configured with a rule to detect specific sensitive information types, such as the built-in "Azure Storage Account Key," within content. By scoping the policy to the Exchange email location, it will monitor outgoing emails. A key action available for rules in an Exchange-scoped DLP policy is to automatically encrypt the email message using Microsoft Purview Message Encryption. Therefore, creating and correctly configuring such a policy directly meets the stated goal.

B. No: This option is incorrect. The proposed solution uses the exact Microsoft Purview feature designed for this purpose. A DLP policy is capable of identifying sensitive content in emails and applying protective actions, including encryption, making it a valid solution.

1. Microsoft Learn | Learn about data loss prevention: "Data loss prevention (DLP) is a system that you can configure to... take protective actions... For example

if a user tries to send an email that contains a sensitive information type... your DLP policy can... encrypt the email." This document confirms that DLP policies are the correct tool for this task.

URL: https://learn.microsoft.com/en-us/purview/dlp-learn-about-dlp

2. Microsoft Learn | Data loss prevention policy actions: This document details the actions available in a DLP policy. For the Exchange location

it lists "Encrypt the email message" as a primary action under "Restrict access or encrypt the content in Microsoft 365 locations."

URL: https://learn.microsoft.com/en-us/purview/dlp-policy-actions#restrict-access-or-encrypt-the-content-in-microsoft-365-locations

3. Microsoft Learn | Azure Storage Account Key (deprecated) entity definition: This page confirms that "Azure Storage Account Key" is a recognized sensitive information type (SIT) that a DLP policy can detect.

URL: https://learn.microsoft.com/en-us/purview/sit-entity-azure-storage-account-key-deprecated

When creating a Microsoft Purview Communication Compliance policy using the "Detect Microsoft Copilot interactions" template, the system is pre-configured to monitor for specific risks associated with generative AI. This template automatically adds two specific trainable classifiers to the policy: "Unauthorized disclosure" and "Protected Materials". These classifiers are designed to detect instances where users might be sharing sensitive, confidential, or proprietary information with Microsoft Copilot, helping organizations enforce data security and compliance policies.

B. Prompt Shields: This is a safety system within Microsoft Copilot that detects and blocks harmful user prompts, not a trainable classifier used in communication compliance policies.

C. Threat: This classifier is automatically included in the "Detect threats and harassment" policy template, which targets different types of inappropriate content.

D. Corporate Sabotage: This classifier is part of the "Detect corporate sabotage" policy template, designed to identify communications that signal sabotage activities.

1. Microsoft Learn. (2024). Detect Microsoft Copilot for Microsoft 365 interactions with communication compliance. Under the "Policy template" section, it explicitly states: "When you select the Detect Microsoft Copilot for Microsoft 365 interactions policy template, the following two trainable classifiers are automatically added to the policy: Unauthorized disclosure... Protected Materials...".

2. Microsoft Learn. (2024). Learn about trainable classifiers. The "Pre-trained classifiers" section describes the purpose of various classifiers, including "Threat," "Corporate Sabotage," "Unauthorized disclosure," and "Protected Materials," confirming their distinct roles.

3. Microsoft Learn. (2024). Create and manage communication compliance policies. The "Policy templates" section details which classifiers are associated with other templates, such as "Threat" for the "Detect threats and harassment" template.

The "Sensitivity Label Administrator" role in Microsoft Purview grants specific permissions to create, edit, and delete sensitivity labels and their associated policies. To adhere to the principle of least privilege, this role must only be assigned to users whose job function explicitly requires managing the lifecycle of sensitivity labels. The question implies a scenario where Admin1, Admin2, and Admin3 are the designated information protection administrators responsible for this task. Assigning the role to these three users ensures they can perform their duties without granting excessive permissions to other administrators (like Admin4 and Admin5) whose roles do not involve the creation of sensitivity labels.

A. Admin1 only: This is incorrect because the scenario requirements likely state that Admin2 and Admin3 also need to create and manage sensitivity labels.

B. Admin1 and Admin4 only: This is incorrect as it improperly includes Admin4, whose role likely does not require label creation permissions, and excludes Admin2 and Admin3 who do.

C. Admin1 and Admin5 only: This is incorrect as it improperly includes Admin5, whose role likely does not require label creation permissions, and excludes Admin2 and Admin3 who do.

E. Admin1, Admin2, Admin4, and Admin5 only: This is incorrect because it violates the principle of least privilege by granting unnecessary permissions to Admin4 and Admin5.

1. Microsoft Learn. "Permissions in the Microsoft Purview compliance portal." Microsoft Docs. Under the section "Information Protection," the "Sensitivity Label Administrator" role is defined with the permission to "Create, edit, and delete sensitivity labels and their policies." This confirms the role's specific purpose.

Reference: https://learn.microsoft.com/en-us/purview/microsoft-365-compliance-center-permissions#information-protection (Refer to the table under the "Information Protection" section).

2. Microsoft Learn. "Default role groups in Microsoft Defender XDR and Microsoft Purview." Microsoft Docs. This document lists the default roles included in the "Information Protection" role group, which includes "Sensitivity Label Administrator." This establishes the role as a standard, assignable entity for managing sensitivity labels.

Reference: https://learn.microsoft.com/en-us/microsoft-365/security/office-365-security/scc-permissions?view=o365-worldwide#default-role-groups-in-the-microsoft-365-defender-and-microsoft-purview-compliance-portals (Refer to the "Information Protection" role group description).

3. Microsoft Learn. "Role-based access control (RBAC) in Microsoft Purview." Microsoft Docs. This document explains the model of granting permissions based on job responsibilities, which is the principle of least privilege. It states, "Using role groups, you can grant permissions to users to perform specific tasks..." This supports assigning the "Sensitivity Label Administrator" role only to those who need it.

Reference: https://learn.microsoft.com/en-us/purview/role-based-access-control (Refer to the "How permissions work in the Microsoft Purview governance portal" section).