Move from Entra ID B2C to External Identities with zero downtime, no user impact, no password reset.
Our tenant-local solution deploys directly into your Azure environment, automating migration steps, ensuring compliance, and providing production-ready Azure Bicep templates.
No forced password changes, no UI adjustments—users sign in exactly as before
Runs entirely within your Azure tenant with immutable audit logs and verifiable signatures
Incremental, validated migration steps keep production systems online at all times
Plug into existing B2C user journeys with minimal policy or UI changes
Hook into events we optionally send out so that your applications can update their settings
Get insights about transition state of your users with the data we collect
A visual representation of our streamlined migration workflow

A proven four-step process to migrate your users safely and efficiently
Install our migration agent into your Azure tenant and connect to B2C user flows
Requires admin consent and read permissions for B2C policies; security-hardened by design
Follow our templates or let DEVDEER implement the needed policy changes
Step-by-step guides and Azure Bicep modules included for fast setup
Let users migrate themselves on the fly during normal sign-in and profile interactions
Comprehensive testing support minimizes risk of errors
Listen to signed webhooks as users transition, syncing downstream systems in real time
Guaranteed delivery and cryptographic signatures ensure data integrity
Detailed documentation for installation, configuration, and verification
Production-grade modules to automate migration into your B2C flows
Signed events for real-time user sync and downstream automation
Immutable audit trails and compliance documentation for easy reporting
Whether you prefer self-implementation or a fully managed service, we have you covered
Complete toolkit and runbook for your team to deploy and manage migration
Ideal for: Azure-savvy teams ready to take charge
DEVDEER handles the entire process from pilot to production cutover
Ideal for: Organizations seeking a turnkey solution
Order DEVDEER Identity Mirror directly from the Microsoft Marketplace for seamless integration with your existing Azure infrastructure.
Tell us briefly what it’s about – by email or in a non-binding conversation. We listen, ask the right questions, and show how we can help in a solution-oriented and pragmatic way.

Stefanie Heine
Executive Assistant
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