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Office 365 User Guide
To meet the unique and evolving requirements of the United States Department of Defense, as well as contractors holding or processing DoD controlled unclassified information (CUI) or subject to International Traffic in Arms Regulations (ITAR), Microsoft offers GCC High and DoD environments. Available through Volume Licensing, interested organizations go through a validation process to ensure eligibility before an environment is established. Trials are not available at this time.
Engage your account team or preferred partner to learn more or initiate the validation process. For more information on how to buy, see Microsoft 365 Government - How to Buy.
Office 365 Us Login
How to use this service description
Sign in with your organizational account. Office 365 is a line of subscription services offered by Microsoft as part of the Microsoft Office product line. The brand encompasses plans that allow use of the Microsoft Office software suite over the life of the subscription, as well as cloud-based software-as-a-service products for business environments, such as hosted Exchange Server, Skype for Business Server, and SharePoint, among others. Microsoft Office 365 Administration Cookbook: Enhance your Office 365 productivity with recipes to manage and optimize its apps and services by Nate Chamberlain Sep 11, 2020 4.5 out of 5 stars 25.
The Office 365 US Government service description is designed to serve as an overlay to the general Office 365 service description. It defines the unique commitments and differences compared to Office 365 for enterprise offerings.
Compliance
GCC High and DoD meet the compliance requirements for the following certifications and accreditations:
The Federal Risk and Authorization Management Program at FedRAMP High, including those security controls and control enhancements as outlined in the National Institute of Standards and Technology (NIST) Special Publication 800-53.
The security controls and control enhancements for United States Department of Defense Cloud Computing Security Requirements Guide (SRG) for information up to Impact Level 5 (L5).
Department of Defense subscribers to Office 365 will receive services provided from the DOD exclusive environment that meets DOD SRG L5. Non-Department of Defense subscribers will receive services from the US Government Defense environment that is assessed at L5, but uses L4 segmentation.
Background screening
Office 365 staff do not have standing access to GCC High and DoD production. Any staff who request temporary permission elevation that would grant access to customer content must first have passed the following background checks.
| Microsoft personnel screening and background checks1 | Description |
|---|---|
| U.S. Citizenship | Verification of U.S. citizenship |
| Employment History Check | Verification of seven (7) year employment history |
| Education Verification | Verification of highest degree attained |
| Social Security Number (SSN) Search | Verification that the provided SSN is valid |
| Criminal History Check | A seven (7) year criminal record check for felony and misdemeanor offenses at the state, county, and local level and at the federal level |
| Office of Foreign Assets Control List (OFAC) | Validation against the Department of Treasury list of groups with whom U.S. persons are not allowed to engage in trade or financial transactions |
| Bureau of Industry and Security List (BIS) | Validation against the Department of Commerce list of individuals and entities barred from engaging in export activities |
| Office of Defense Trade Controls Debarred Persons List (DDTC) | Validation against the Department of State list of individuals and entities barred from engaging in export activities related to the defense industry |
| Fingerprinting Check | Fingerprint background check against FBI databases |
| Department of Defense IT-2 | Staff requesting elevated permissions to customer data or privileged administrative access to Dept of Defense SRG L5 service capacities must pass Department of Defense IT-2 adjudication based on a successful OPM Tier 3 investigation |
1 Applies only to personnel with temporary or standing access to customer content hosted in Office 365 US GCC-High or DOD clouds.
Feature nuances based on compliant cloud architecture
Subscriptions in the GCC High and DoD environments include the core Exchange Online, SharePoint, and Skype for Business features. Given the increased certification and accreditation of the infrastructure, there are some feature differences between the general commercial Office 365 offerings and those available in GCC High and DoD.
Exchange Online
Office 365 Usc
Exchange Online Unified Messaging Support for On-Premises IP-PBX - Support for integrating on-premises IP-PBX systems with Exchange Online Unified Messaging is not supported in GCC High and DoD subscriptions.
File sharing
Users have multiple options for sharing files and folders in SharePoint and OneDrive. All the options are available in the GCC High and DoD environments. For more information about managing these options, see Manage sharing settings. Users in GCC-High will be able to share only with other organizations in GCC-High. Additionally, NON-GCC High email addresses attached to user profiles are not supported and will not allow alert emails to be sent. For example, on premises User A is assigned a Gmail email address and then synced to an Azure GCC High organization. User A navigates to a library and creates an alert for any changes. The alert will not be sent to the Gmail address.
Note
Office 365 Uses
Users in GCC-High are currently unable to share with users in Non-GCC High organizations.
File requests are not available for Office 365 Government.
Office 365 Uservoice
Skype for Business Online
PSTN Calling & PSTN Conferencing - Due to the requirement to use the Public Switched Telephone Network (PSTN) for telephony-oriented services, PSTN Calling & PSTN Conferencing services are currently not available in GCC High and DoD.
Microsoft Teams
Phone System and Audio Conferencing (via Direct Routing) - Phone System and Audio Conferencing for GCC High and DoD environments are being delivered via Direct Routing. For more information, see the service level documentation here:
Identity
Multi-factor authentication using a federated identity model enables the use of PIV and CAC cards.
Yammer
Yammer for enterprise is not available in the GCC High and DoD environments.
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Customer support
Microsoft reminds you not to share any controlled, sensitive, or confidential information with customer support personnel as part of your support incident when using Office 365 GCC High/DOD, at least until you confirm the support agent's authorization to view or access such data.
Microsoft is committed to protecting your privacy). However, Office 365 GCC High/DoD support is not included in the service accreditation boundary and does not provide FedRAMP, DOD SRG, ITAR, IRS 1075, or CJIS data handling compliance assurances.