Enable and operationalise Microsoft 365 E3 + Microsoft 365 E5 Security Add-on - scoped configuration, validation, and handover so the add-on value is realised.
Microsoft 365 E3 + Microsoft 365 E5 Security Add-on is commonly purchased as an add-on to unlock additional capability, but the value is only realised when the features are enabled, configured, tuned, and embedded into day‑to‑day operations. If enablement stops at ‘turned on’, organisations typically see inconsistent coverage, limited adoption, and unclear ownership - leading to wasted spend.
LW IT Solutions delivers Microsoft 365 E3 + Microsoft 365 E5 Security Add-on Add‑On Enablement as a structured service. We confirm licensing and prerequisites, agree which capabilities are in scope, implement the configuration in phases, and validate results against acceptance criteria. We provide documentation and runbooks so the solution remains maintainable and can be extended safely.
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Service Overview
Highlights
- Scoped enablement aligned to Microsoft 365 E3 with the E5 Security Add-on
- Coverage across XDR, identity protection, email security, and cloud app governance
- Configuration validated against agreed success criteria and operational readiness
- Clear separation between enabled features and those deferred for later phases
- Documentation and runbooks designed to support long-term operation
Business Benefits
- Realise the value of the E5 Security Add-on without committing to full E5 licensing
- Improve detection and response capability across identity, endpoints, email, and cloud apps
- Reduce configuration drift by establishing a clear security baseline and ownership model
- Increase confidence in security posture through validated configuration and evidence
- Enable security teams to operate new controls with documented processes and runbooks
Typical use cases
- Organisations running Microsoft 365 E3 that want stronger security without full E5
- Security teams needing to uplift detection and response using Defender capabilities
- Tenants with E5 Security Add-on licences that are under-used or inconsistently configured
- Preparation for future E5 adoption by operationalising key security controls first
- Audit or assurance-driven requirement to evidence security control enablement
Objectives & deliverables
What Success Looks Like
- Confirm licensing, prerequisites, and scope boundaries
- Enable and configure Microsoft 365 E3 + Microsoft 365 E5 Security Add-on capabilities within agreed scope
- Tune settings to match your risk appetite and operational capacity
- Validate outcomes and capture evidence of completion
- Deliver documentation and operational handover to reduce drift
What You Get
- Enablement plan and scoped configuration notes
- Configured Microsoft 365 E3 + Microsoft 365 E5 Security Add-on capability set (within agreed scope)
- Tuning notes and operational baseline
- Validation summary and evidence notes
- Documentation and handover pack
How It Works
- Discover - confirm licensing position, prerequisites, and security objectives for the add-on
- Scope - agree which E5 Security capabilities are in scope and define acceptance criteria
- Design - define configuration approach aligned to risk appetite and operational capacity
- Implement - enable and configure the agreed capabilities in controlled phases
- Tune - adjust settings based on initial signals, noise levels, and operational feedback
- Validate - confirm outcomes, capture evidence, and complete documentation and handover
Engagement Options
- Baseline Enablement - enable and configure a core subset of E5 Security Add-on capabilities
- Security Uplift - phased rollout covering XDR, identity hardening, and email protection
- Focused Capability - enable and tune a specific control such as Defender for Identity or Defender for Cloud Apps
- Optimise & Extend - review existing configuration and extend coverage using the add-on
Common Bundles
Customers who use this service often bundle with these services
Secure Score Assessment & Remediation
Baseline Microsoft Secure Score, prioritise improvement actions, and deliver a staged remediation backlog that drives measurable security posture uplift.
Conditional Access Design & Rollout
Design and roll out Conditional Access policies with testing, pilot groups, break glass controls, and reporting that reduces risk without disrupting users.
Microsoft Entra ID Architecture & Health Check
Assess Microsoft Entra ID architecture and tenant health to identify risk areas, configuration drift and prioritised identity improvements.
Entra Private Access (ZTNA) Delivery
Deliver Microsoft Entra Private Access to replace VPNs with identity-centric ZTNA, per app access policies, and integrated Conditional Access controls.
Entra Internet Access (SSE) Delivery
Deploy Microsoft Entra Internet Access to enforce identity-aware web protection, traffic steering, and visibility for users and branch locations.
Entra ID Governance Enablement
Enable Microsoft Entra ID Governance with access reviews, entitlement management, and privileged access workflows, backed by adoption and operational handover.
Sentinel Deployment & Integration
Deploy Microsoft Sentinel with structured data onboarding, workspace design, RBAC, and detection content so your SOC operates effectively and predictably.
2nd–4th Line Support (On‑Demand or Retainer)
Senior escalation support for complex Microsoft cloud incidents, providing rapid diagnosis, safe remediation, and clear handover through on-demand or retainer models.
Frequently Asked Questions
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