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Microsoft 365 Copilot Technical Readiness Checklist

A structured technical resource for Enterprise IT Directors, Security Officers, and M365 Administrators to evaluate readiness prior to deploying Microsoft 365 Copilot licenses.

Your Tenant Readiness Progress 0% Complete

Check off the controls below to calculate your enterprise deployment readiness.

1 Prerequisites, Identity & Licensing

2 Permissions & Oversharing Remediation (CRITICAL)

3 Microsoft Purview Sensitivity & Encryption

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Enterprise Microsoft 365 Copilot Technical Readiness Deep Dive

Deploying Copilot without remediation creates severe security vulnerabilities by indexing overshared internal documents. Follow this architectural guide to secure your tenant prior to license assignment.

1. Semantic Oversharing Discovery

Run automated discovery scripts to identify document libraries shared with "Everyone except external users". Isolate HR salary sheets, executive merger plans, and performance appraisals into restricted site collections with strict access controls.

2. Purview Information Protection (MIP)

Apply encryption-backed Sensitivity Labels to corporate intellectual property. Files labeled "Strictly Confidential" are restricted from Copilot indexing across unauthorized user queries, preventing accidental data exposure in chat responses.

3. Copilot Studio & Custom Knowledge Agents

Build governed Copilot Studio agents that connect to enterprise Dataverse tables and Azure SQL databases. Enforce strict content moderation guardrails, source attribution citations, and query logging for regulatory compliance.

4. Adoption & Prompt Engineering Enablement

Establish a departmental Champion Network with standardized prompt template libraries. Monitor user adoption, sentiment, and time savings via the Copilot Dashboard in Viva Insights and Power BI telemetry.

Copilot Studio Agent Governance & Dataverse Grounding

Custom Agent Security: Custom Copilot Studio bots must utilize Entra ID user authentication rather than shared service credentials. This ensures every query executed against Dataverse or SharePoint respects the end user's individual security role.

Prompt Injection Defense: Configure Microsoft Purview AI Hub safety filters to monitor and block adversarial prompt injection attempts, system prompt leakage, and automated extraction of internal confidential policies.