How are contact field mappings, filters (users, groups, departments), and duplicate handling configured for GAL-to-Cortado MDM via CardDAV/LDAP?

With sync.blue®, GAL-to-Cortado MDM via CardDAV/LDAP uses automatic, best‑effort field mapping that is not user‑configurable, transferring standard person/company fields such as first/last name, company, department, title, phones, emails and addresses.

What are the exact steps to connect Microsoft 365 Global Address List (GAL) with Cortado MDM using sync.blue®?

Create the connection in sync.blue®: choose Microsoft 365 – Azure Directory/Entra ID – Global Address List (GAL) v2 as source and CardDAV (hosted by sync.blue®) as target, set the desired one-way/two-way direction and interval, then start the sync; copy the CardDAV credentials from sync.blue® (Server: https://carddav.sync.blue/YOUR_API_KEY/addressbook, Username: YOUR_API_KEY, Password: YOUR_API_KEY); in Cortado MDM distribute these to devices—iOS: build a CardDAV profile in Apple Configurator (Account description, Hostname: carddav.sync.blue, Principal URL: https://carddav.sync.blue/YOUR_API_KEY/addressbook, Username/Password: YOUR_API_KEY), upload the .mobileconfig under Policies > Using Apple Configurator and assign; Android: assign the Managed DAVx⁵ app and push a managed configuration with the sync.blue® CardDAV Base URL and the same credentials; after policy delivery, GAL contacts appear in the native Contacts apps.

Does sync.blue® support scheduled one-way and two-way sync between GAL and Cortado MDM, and what sync intervals are available?

Yes. sync.blue® supports scheduled one-way and two-way sync between Microsoft Global Address List (GAL) and Cortado MDM; available sync intervals are manual (no automatic run), hourly, daily, weekly, or monthly, with execution based on the time the connection was created.

What security, encryption, and data residency measures does sync.blue® provide for enterprise GAL contact synchronization with Cortado MDM?

For enterprise GAL to Cortado MDM synchronization, sync.blue® processes data in Germany-only partner data centers (Hetzner Online: Nuremberg and Falkenstein; NETWAYS Managed Services: Nuremberg), provides a Data Processing Agreement (DPA) for enterprise compliance, and delivers scheduled one‑way or two‑way syncing via standard protocols such as CardDAV, LDAP, and CSV with unlimited connections and no additional software required.

Which Microsoft 365 permissions and admin consent are required for sync.blue® to read the GAL and write to Cortado MDM?

sync.blue® uses a Microsoft Entra app registration to read the Microsoft 365 Global Address List: grant application permissions User.Read.All to read internal users and, if organizational contacts are included, OrgContact.Read.All; add Group.Read.All only when using group-based filtering; an administrator must grant consent for these scopes in Entra ID; no additional Microsoft 365 permissions are required for the write path to Cortado MDM, as sync.blue® delivers contacts to Cortado via configured universal protocols (CardDAV, LDAP, CSV).

Sync Microsoft Global Address List (GAL) contacts with Cortado MDM seamlessly

Name: Sync Microsoft Global Address List (GAL) contacts with Cortado MDM seamlessly
Brand: sync.blue®
Rating: 5 (34 reviews)

sync.blue® delivers seamless contact synchronization between Microsoft Global Address List (GAL) and Cortado MDM, enhancing data accessibility across all apps and devices without the need for additional software. Automated, scheduled synchronization ensures that all individual and company contacts remain up to date, with support for one-way or two-way sync, and the ability to create unlimited connections. The platform emphasizes enterprise security and privacy, leverages universal protocols such as CardDAV, LDAP, and CSV, and offers a 24x7 available, reliable cloud service. Existing contacts are automatically updated, diverse contact types are supported, and a free trial enables effortless evaluation for enterprise organizations.

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How syncing Microsoft Global Address List (GAL) with Cortado MDM improves your contact management

Enjoy all these advantages when syncing your Microsoft Global Address List (GAL) contacts with Cortado MDM using sync.blue®.

1-way or 2-way sync selectable

sync.blue® enables selectable 1-way or 2-way contact sync between Microsoft Global Address List (GAL) and Cortado MDM for precise data-flow control. 1-way sync keeps GAL as the source of truth, preventing overwrites and ensuring compliant, consistent contacts on managed devices. 2-way sync captures field updates from devices and propagates them to GAL, improving data accuracy, collaboration, and enterprise productivity.

Different types of contacts can be synchronized (individuals, companies & more)

Synchronizing individuals, companies, and additional contact types between Microsoft Global Address List (GAL) and Cortado MDM via sync.blue® creates a unified, comprehensive address book on all managed devices. Rich contact classification enables precise caller ID, efficient search, and targeted group communication in enterprise mobility workflows. Automated synchronization reduces manual maintenance and keeps enterprise contact data accurate, consistent, and compliant within mobile device management.

Create unlimited connections

with sync.blue® unlimited connections, Microsoft Global Address List (GAL) can be synchronized with multiple Cortado MDM groups and tenants simultaneously, enabling enterprise-scale contact synchronization across regions and teams. This scalability delivers a centralized, up-to-date address book on every managed device, improving data consistency, mobile device management efficiency, and productivity. Automated, continuous updates reduce IT overhead and support complex multi-tenant deployments without limits.

No software required

With no software required, sync.blue® provides cloud-based synchronization between Microsoft Global Address List (GAL) and Cortado MDM for rapid rollout and zero maintenance. sync.blue® automatically updates corporate contacts on Cortado-managed mobile devices, improving productivity and data accuracy. Centralized, secure syncing reduces IT overhead and ensures consistent contact information across the enterprise.

24x7 available

sync.blue® provides 24x7 available contact synchronization between Microsoft Global Address List (GAL) and Cortado MDM, ensuring always up-to-date contacts across all managed devices. Always-on updates propagate directory changes in real time, supporting global teams across time zones and minimizing communication delays. High availability and automated background syncing reduce manual maintenance and keep enterprise contact data consistent for reliable business continuity.

Fast ROI

sync.blue® automates Microsoft Global Address List (GAL) to Cortado MDM contact synchronization, provisioning accurate corporate contacts to all managed devices without manual effort. Automation reduces IT workload, ticket volume, and data errors, accelerating user onboarding and communication. These efficiencies deliver fast ROI through immediate productivity gains and lower operational costs in enterprise mobility management.

Minimizes manual IT effort

sync.blue® automates Microsoft Global Address List (GAL) to Cortado MDM contact synchronization, eliminating manual updates and duplicate data entry. Real-time updates keep managed devices populated with accurate corporate contacts, improving user productivity and communication reliability. Centralized control with scalable policies and audit-ready logging streamlines governance and minimizes IT workload across enterprise mobile fleets.

All contacts in all apps and devices

sync.blue® delivers automated contact synchronization from Microsoft Global Address List (GAL) to Cortado MDM, unifying one accurate address book across all managed apps and devices. Enterprise users gain consistent caller ID, email and messaging autocomplete, and offline access to GAL contacts in native iOS, Android, and desktop apps. Centralized, policy-based updates through mobile device management improve compliance and security, reduce manual maintenance, and boost productivity by eliminating duplicates and data silos.

Focus on security & privacy

sync.blue® enables secure contact synchronization between Microsoft Global Address List (GAL) and Cortado MDM with encryption, role-based access, and auditability for privacy and compliance. Automated, bidirectional sync keeps contacts current for accurate caller ID, messaging, and app access on managed mobile devices. Centralized, policy-controlled provisioning reduces manual handling, limits personal data exposure, and streamlines onboarding and offboarding.

Scalable contact sync

sync.blue® delivers scalable contact sync between Microsoft Global Address List (GAL) and Cortado MDM, automatically propagating directory updates to all managed users and devices. This ensures up-to-date, consistent contact synchronization across enterprise mobility management deployments without manual imports, even during rapid growth or organizational changes. Secure, policy-driven syncing reduces administrative overhead while supporting compliance.

Native integration in iPhone and Android

sync.blue® syncs Microsoft Global Address List contacts to Cortado MDM with native integration on iPhone and Android, placing up-to-date company contacts directly in the dialer, caller ID, email, calendar, and messaging apps. This seamless mobile device management workflow eliminates separate contact apps, improves reachability and user experience, and reduces support overhead through automatic updates. Enterprise teams gain consistent, secure contact access across devices, boosting productivity and enabling efficient communication.

Try for free easily

sync.blue® delivers automated contact synchronization between Microsoft Global Address List (GAL) and Cortado MDM, providing secure, real-time updates on managed mobile devices and a consistent corporate address book. An easy, free trial enables rapid proof-of-value and fast onboarding without complex setup. Enterprise productivity and compliance improve through centralized contact data management and reduced administrative overhead.

Proven cloud platform

sync.blue® delivers enterprise-grade contact sync between Microsoft Global Address List (GAL) and Cortado MDM on a proven cloud platform with high availability, geo-redundancy, and robust security. Scalable infrastructure ensures reliable, real-time updates to managed devices with minimal maintenance and consistent performance globally. Compliance-ready operations and monitoring reduce risk and downtime for large deployments.

Unified company phone directories

sync.blue® unifies Microsoft Global Address List (GAL) contacts with Cortado MDM-managed devices, creating a single, consistent company phone directory across iOS and Android. Users get always up-to-date corporate contacts, accurate caller ID, and fast search in native apps, improving communication speed and productivity. Automated contact synchronization reduces duplicates and manual maintenance while securely distributing enterprise contact data to the mobile workforce.

Scheduled sync

sync.blue® enables scheduled sync between Microsoft Global Address List (GAL) and Cortado MDM so contact data remains continuously up to date on all managed devices. Automated, time-based updates minimize manual maintenance, reduce errors, and ensure reliable caller ID and messaging across the organization. Consistency across email, telephony, and mobile device management improves productivity and compliance while supporting scalable enterprise contact management.

Universal protocols available (CardDAV, LDAP, CSV)

sync.blue® uses universal protocols CardDAV, LDAP, and CSV to synchronize Microsoft Global Address List (GAL) contacts with Cortado MDM. Standards-based contact synchronization delivers vendor-agnostic interoperability, fast deployment, and a unified address book on all managed mobile devices. Automated provisioning and incremental updates increase data accuracy, reduce administrative overhead, and optimize enterprise mobility management workflows.

Updates existing contacts

Synchronization between Microsoft Global Address List (GAL) and Cortado MDM updates existing contacts, keeping corporate address books accurate and preventing duplicates on managed devices. Up-to-date entries improve productivity with reliable caller ID, email addressing, and mobile communications while minimizing manual maintenance and support. sync.blue® enables secure, automated contact synchronization for enterprise mobility and compliance across platforms and apps.

Try syncing Microsoft Global Address List (GAL) and Cortado MDM for free

Create your free sync.blue® account now and sync contacts between Microsoft Global Address List (GAL) and Cortado MDM immediately. No credit card required.

Popular use cases when syncing Microsoft Global Address List (GAL) and Cortado MDM

Did you know all these interesting use cases when when syncing your Microsoft Global Address List (GAL) contacts with Cortado MDM using sync.blue®?

What our customers say

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About Microsoft Global Address List (GAL)

The Microsoft Global Address List (GAL) is an app developed by Microsoft that provides a comprehensive directory of contact information for employees within an organization. It allows users to access and search for contact details such as names, job titles, phone numbers, and email addresses. The GAL app is particularly useful for organizations with a large number of employees, as it provides a centralized and up-to-date resource for contact information. In addition, the cloud platform sync.blue® enables seamless synchronization of contacts with the Microsoft Global Address List (GAL). sync.blue® allows users to effortlessly update and manage their contact information, ensuring that it remains consistent and up-to-date across all platforms and devices. By syncing with GAL, users can easily access and share contact details with their colleagues, streamlining communication and collaboration within the organization.

About Cortado MDM

Cortado MDM is a robust mobile device management solution designed to help enterprise organizations securely manage mobile devices, applications, and data. The platform offers comprehensive features for mobile fleet administration, security enforcement, policy management, and app deployment, all aimed at enabling efficient and compliant management of both company-owned and BYOD devices. With centralized control, businesses benefit from seamless configuration, remote device monitoring, and advanced data protection measures, supporting a secure and productive mobile workforce. sync.blue® is fully compatible with Cortado MDM, enabling automatic synchronization of contact data across devices managed within the Cortado ecosystem. Through cloud-based integration, sync.blue® streamlines contact management, ensuring up-to-date and accurate contact information for corporate users. This powerful combination facilitates consistent communication, eliminates manual updates, and enhances operational efficiency for enterprise environments utilizing Cortado MDM.