Microsoft is retiring Sentinel in the Azure portal. We move you to the Defender portal without losing a single detection.
After 31 March 2027, Microsoft Sentinel will no longer be supported in the Azure portal and will run only in the Microsoft Defender portal, the unified security operations platform. Every new Sentinel capability already lands in the Defender portal first. We plan and execute the transition for Indian organisations so your detections, automations, watchlists, and incident history arrive intact, delivered remote-first from Gachibowli, Hyderabad.
- 31 Mar 2027Azure portal support ends
- ZeroDetections lost in transition
- One queueUnified SIEM and XDR incidents
- Remote-firstDelivered across India
Eight differences between the two portals, and what each means for your SOC.
The retirement date removes the debate
Microsoft states that after 31 March 2027 Sentinel will no longer be supported in the Azure portal, and that every remaining customer will be redirected to the Defender portal. This is not deprecation-someday language, it is a published date. Organisations that plan now transition on their own schedule with parallel running and rehearsal. Organisations that wait transition on Microsoft's schedule, in the same crowded quarter as everyone else who waited.
One incident queue instead of two
In the Azure portal, Sentinel incidents live in a queue separate from Defender. In the unified platform there is a single incident queue for SIEM and XDR where incidents are automatically enriched with Defender signals and correlated across domains using machine learning. For a SOC that currently swivel-chairs between two consoles and joins alerts by hand, this is the largest day-to-day change of the entire move.
Attack story replaces log-centric investigation
Investigation moves from log-first workflows to an attack story and incident graph, with unified entity pages for users, devices, IP addresses, and Azure resources that combine Sentinel and Defender telemetry on one screen. Blast radius analysis visualises how an attack could propagate and what business impact it carries, which is a different and better question than what the raw logs contain.
Advanced hunting spans SIEM, XDR, and the data lake
Hunting in the Defender portal covers Sentinel workspace tables, Defender tables, and the data lake in a single query surface, and it explicitly supports reuse of your existing Sentinel workspace queries and functions. The KQL library your analysts have built over years is not thrown away by the move. It comes with you, and it gains new tables to join against.
Security Copilot only exists in the Defender portal
Microsoft lists Security Copilot as not available for Sentinel in the Azure portal. In the Defender portal it provides incident summaries, guided response, script and file analysis, generated incident reports, and autonomous agents for triage and threat intelligence. If your organisation is evaluating AI-assisted security operations, the portal transition is the prerequisite, not an optional extra afterward.
A data lake model with tiered retention
The data model moves from a purely Log Analytics-centric design to a centralised data lake with tiered retention and a unified schema across Sentinel and Defender. Microsoft also notes that advanced hunting raw logs are available for thirty days without ingestion charges applying to that tier. For Indian organisations where ingestion cost is a standing argument at renewal time, the new model is worth remodelling properly during the transition.
Native multi-tenant operations replace Azure Lighthouse
Multi-tenant and service provider access moves from Azure Lighthouse delegation to native multi-tenant operations built into the Defender portal, with unified cross-tenant incidents and alerts. For Indian MSSPs, group companies with several tenants, and global capability centres operating security for a parent organisation, this is an architecture change that deserves its own planning track, not a footnote in the migration.
Unified RBAC is the change most likely to bite
Permissions move from Azure role-based access control to unified Defender RBAC, with row-level support. Access that currently works because of an Azure role assignment does not silently carry across, it has to be deliberately reproduced in the new model. In our experience this is the single most common source of a bad first day, an analyst who cannot open the incident they are being paged about.
Your workspace, your data, and your billing model all stay put.
The transition is a portal and operating-model change, not a data migration. Understanding what stays the same is what makes the project boring, which is the goal.
- Your Log Analytics workspace stays exactly where it is. Onboarding connects the workspace to the Defender portal; nothing is copied, moved, or re-ingested.
- Your historical data, incident records, and retention settings are untouched. Analysts can query the same tables the day after cutover that they queried the day before.
- Your analytics rules, automation rules, playbooks, watchlists, and workbooks carry across. Some behave differently in the new surface, which is why we validate each class before cutover rather than assuming.
- The commercial model keeps the same shape: you pay for ingestion and retention on your existing plan. Moving portals does not by itself change what you are billed for, though the data lake tiers give you new levers worth reviewing.
- One honest caveat: if you run Sentinel without any Defender XDR services, Microsoft documents three capabilities as limited or unavailable, Security Exposure Management, Defender-provided custom detection rules, and the Action center. Your Sentinel analytics rules still work; the gaps sit on the Defender side of the platform.
Four things that decide whether this migration is boring.
Permissions rebuilt deliberately
We map every Azure RBAC assignment to its unified Defender RBAC equivalent before onboarding, including row-level access where the old model relied on resource scoping. Nobody discovers a missing permission during a live incident, because every role walked through its own access before cutover day.
Runbooks rewritten, analysts rehearsed
Logs became advanced hunting. Entity behavior became entity pages. Workspace manager is gone entirely. We rewrite the operational runbooks against the new navigation and run working sessions on real incidents from your own environment, so the unified queue is familiar before it is mandatory.
Parallel running, tested cutover
The Azure portal stays available until retirement, and we use that window. Your team works genuine incidents in the Defender portal while the familiar console is still there, playbooks are dry-run against test entities, and an end-to-end detection test proves the pipeline before anyone commits.
Remote-first from Gachibowli, Hyderabad
The entire transition is delivered remotely across India from our Hyderabad base, workshops, RBAC mapping, validation, and cutover included. Initial enquiries get a reply within 4 business hours, and managed clients operate on a 30 minutes response SLA after go-live.
Six Indian situations where the transition deserves planning now.
Regulated financial services
Banks, NBFCs, and SEBI-regulated firms whose documented security operations procedures are audit evidence under RBI guidelines or SEBI CSCRF. The transition changes the console and permission model those procedures describe, so updating the documentation is part of the project, not an afterthought.
MSSPs and multi-tenant groups
Indian MSSPs and group companies operating Sentinel across several tenants through Azure Lighthouse. Native multi-tenant operations replace that delegation model, which is an architecture change deserving its own planning track before any tenant-by-tenant migration begins.
Global capability centres
GCCs in Hyderabad, Bengaluru, Pune, and NCR running security operations for a global parent, often across multiple workspaces and regions. Workspace-to-tenant mapping and the loss of workspace manager make these the estates where sequencing matters most.
Sentinel without Defender XDR
Fully supported, and Microsoft is explicit that Sentinel works in the Defender portal without Defender XDR or an E5 licence. Three capabilities are documented as limited in that configuration, and knowing which three before cutover prevents the conclusion that the migration went wrong.
Teams with deep KQL and workbook investment
Years of custom analytics rules, hunting queries, watchlists, and workbooks. All of it carries across, and unified advanced hunting explicitly reuses existing workspace queries and functions. The transition is also the right moment to version-control the library and retire what nobody opens.
Small teams with no project capacity
The hardest case, a lean IT team running Sentinel alongside everything else, with no slack for a migration project and a deadline that applies anyway. A staged, remotely delivered transition with a named owner, or a managed arrangement that carries operations through the move, solves it. Waiting for the automatic redirect does not.
Where Indian organisations running Sentinel stand today.
| Feature | Transitioned | Aware, not planned | Unaware of the deadline |
|---|---|---|---|
Working in the supported portal after March 2027 | Yes | Eventually | Not yet |
One incident queue for SIEM and XDR | Yes | No | No |
Automatic Defender signal correlation | Yes | No | No |
Attack story and blast radius investigation | Yes | No | No |
Security Copilot available to the SOC | Yes | No | No |
Receiving new Sentinel capabilities first | Yes | No | No |
Permissions rebuilt in unified RBAC | Yes | Not started | Not started |
Runbooks match the console analysts actually use | Yes | For now | For now |
Transition happening on your schedule | Yes | Unlikely | No |
Navigation changes your analysts will hit in the first hour.
| Azure portal | Defender portal | |
|---|---|---|
| Logs | Investigation and response, then Hunting, then Advanced hunting | |
| Incidents | Investigation and response, then Incidents and alerts | |
| Workbooks, Hunting, Notebooks, MITRE ATT&CK | Microsoft Sentinel, then Threat management | |
| Threat intelligence | Threat intelligence, then Intel management | |
| Entity behavior | Entity pages under Assets, with Sentinel events on each user or device | |
| Data connectors, Analytics, Watchlists, Automation | Microsoft Sentinel, then Configuration | |
| Content hub, Repositories, Community | Microsoft Sentinel, then Content management | |
| Settings | System, then Settings, then Microsoft Sentinel | |
| Workspace manager | Not available | |
| News and guides | Not available |
Five steps from assessment to a settled SOC in the new portal.
- 1
Assess the estate and the destination
1 week
Workspaces, connectors, analytics rules, automation rules, playbooks, watchlists, workbooks, integrations, and Lighthouse delegations inventoried. Licensing reviewed so you know exactly what the Defender portal looks like for you, including Security Copilot entitlement and whether the three documented capability limits apply.
- 2
Map permissions and design the target
1-2 weeks
Every Azure RBAC assignment translated to unified Defender RBAC, row-level access designed where needed, workspace-to-tenant onboarding order fixed, and multi-tenant operations designed for MSSP and group scenarios. This step existing is why cutover day is uneventful.
- 3
Onboard and run in parallel
1-2 weeks
Workspaces onboarded to the Defender portal, where Sentinel integrates with Defender automatically, no XDR connector to configure. Analysts work real incidents in the unified queue while the Azure portal remains available, surfacing permission gaps in a controlled window instead of during a live incident.
- 4
Validate everything that automates
1-2 weeks
Playbook dry-runs against test entities, automation rule triggers verified, Logic Apps managed identity and API connection permissions re-proven, custom connectors and ITSM integrations tested, and an end-to-end detection test from ingestion to automated response. Runbooks rewritten and rehearsed with the night shift.
- 5
Cut over and adopt what Azure never had
1 week plus adoption
Operations formally move to the Defender portal. Then the team adopts the capabilities that made the move worth doing, Security Copilot summaries and guided response, the AI-assisted playbook generator, case management, and SOC optimisation recommendations. Optionally, we stay on as your managed SOC with a 30 minutes response SLA.
The five things that actually break in Sentinel portal transitions.
The platform onboarding itself rarely fails. What fails is the surrounding plumbing that was built against the old portal and the old permission model. We test each of these explicitly before cutover.
- Logic Apps playbook permissions. Playbooks run under managed identities and API connections that were authorised in the Azure RBAC world. After the RBAC translation, a playbook that triggers but cannot act, or cannot be triggered by an automation rule at all, is the most frequent silent failure.
- Custom connectors and API integrations. Anything you built against Sentinel management APIs, ticketing sync into ITSM tools, custom ingestion via Logic Apps, CI/CD pipelines deploying analytics rules from a repository, needs revalidation against the unified surface.
- Workbooks that render differently. Workbooks survive the move but live in a new location, and a minority that depend on Azure portal context behave differently. We inventory which workbooks are actually opened, migrate those deliberately, and retire the rest.
- Runbooks written against dead navigation. An analyst following a documented procedure that says open Logs will not find it under that name. Procedures shown to auditors under CERT-In directions or SEBI CSCRF must be updated in the same project, because a procedure that no longer matches reality is a finding.
- Multi-workspace assumptions. Workspace manager has no equivalent in the Defender portal, so organisations centrally managing many workspaces need a replacement practice designed, not discovered.
What Indian organisations ask about the Sentinel transition.
The readiness checklist we work through before anything is onboarded.
Scope
- Workspace-to-tenant mappingWhich Log Analytics workspaces onboard to which Entra tenant, and in what order. Multi-workspace estates need this drawn before day one.
- Defender XDR licensing positionSentinel works in the Defender portal without XDR or E5, with three documented capability limits. Know which side you are on.
- Multi-tenant and MSSP access inventoryEvery Azure Lighthouse delegation that must be reproduced as native multi-tenant operations.
- Security Copilot entitlement checkEstablish what your subscription already includes before anyone proposes a purchase.
- Integration inventoryITSM sync, SOAR integrations, repository pipelines, custom API consumers.
Translation
- RBAC mapping, Azure roles to unified Defender RBACEvery role assignment listed, its equivalent designed, row-level access configured where the old model depended on resource scoping.
- Automation rules and playbooks validation planTrigger conditions, managed identity permissions, and API connections each re-verified in the new surface.
- Custom analytics rules reviewCustom KQL rules carry across, but this is the moment to catalogue, version-control, and prune them.
- Watchlists confirmed and owners namedWatchlists move with the workspace; the people who maintain them need to know the new path.
- Workbook triageWhich are opened weekly, which are audit evidence, which are dead. Only the first two migrate deliberately.
Validation before cutover
- Analyst access walk-through per roleEvery SOC role opens an incident, runs a hunt, and triggers a playbook in the new portal before cutover day.
- End-to-end detection testA benign simulated signal traced from ingestion through analytics rule, incident creation, correlation, and automated response.
- Playbook dry-runs on real incident shapesIsolation, account disable, mailbox sweep, and notification playbooks each fired in anger against test entities.
- Runbook rewrite and walk-throughProcedures updated for the new navigation and rehearsed with the people who work nights.
- Rollback and parallel-running window agreedThe Azure portal remains available until retirement; use that window deliberately rather than by accident.
The pages around this one.
Microsoft Sentinel
The platform page: data connectors, KQL detection engineering, SOAR automation, and managed SOC operations on Sentinel itself.
Learn moreMicrosoft Security Services India
The full Microsoft security stack for Indian organisations, Defender, Entra, Purview, and Sentinel, deployed and operated as one programme.
Learn moreMicrosoft 365 Security Audit
A fixed-scope audit of your Microsoft 365 tenant, a natural companion to the transition if your last configuration review predates the unified portal.
Learn morePut 31 March 2027 in the plan while it is still a project, not a deadline.
Every organisation running Sentinel in the Azure portal faces the same date, and skilled help will concentrate toward the end of it. Start now and you transition in parallel, on your own schedule, with your detections, automations, and history intact. Tell us your workspace count and licensing, and we will reply within 4 business hours with what the Defender portal looks like for you.
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