Managed Access Gateway with Managed Microsoft 365

Exostar's Managed Access Gateway (MAG) with Managed M365 (MM365) service (“MAG + MM365”) is comprised of two main services with additional service add-ons…

ReadyModerateNo agency authorizations on record

Visit government offering How to buy

FedRAMPReadyAgency path ⓘ

FedRAMP impact levelModeratePublic Cloud

Runs on—Not recorded by FedRAMP

Agency authorizations0ATO or reuse on record ⓘ

Source: FedRAMP Marketplace · refreshed Oct 7, 2026 · How the data works

How to buy

Confirmed paths come from GSA and the FedRAMP record; searches are places to look.

Confirmed buying paths

Vendor directGovernment sales page from the FedRAMP record
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Other places to check

AWS MarketplaceExact listing not yet verified by FedCatalog · Search listings; GovCloud (US) availability is shown on each listing
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Azure MarketplaceExact listing not yet verified by FedCatalog · Search listings; Azure Government editions are listed separately
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Google Cloud MarketplaceExact listing not yet verified by FedCatalog · Search listings
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Oracle Cloud MarketplaceExact listing not yet verified by FedCatalog · Browse listings
Open Oracle Cloud Marketplace →
GSA eLibraryExact listing not yet verified by FedCatalog · MAS contract holders that list the vendor
Search GSA eLibrary →
GSA AdvantageExact listing not yet verified by FedCatalog · Products and prices on GSA schedules
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NASA SEWPExact listing not yet verified by FedCatalog · Provider and contract-holder lookup
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✓ verified by FedCatalog · ○ vendor-supplied and reviewed · searches are places to look, not matches. FedCatalog shows what it can verify and labels what it can’t. Sell this to government? Send exact marketplace, GSA or SEWP listings to mark@fedcatalog.com.

FedRAMP Marketplace listing ↗ · Section 508 ACR Repository ↗ · SAM.gov ↗

What it does

Exostar's Managed Access Gateway (MAG) with Managed M365 (MM365) service (“MAG + MM365”) is comprised of two main services with additional service add-ons detailed below: MAG is Exostar’s comprehensive portal solution for registration, account management, and authentication as a means of providing controlled access to Exostar hosted applications and applications located within other enterprise domains. MAG allows enterprises to enable controlled access to information and applications. A standard deployment approach ensures that a single sign-on (SSO) federation infrastructure can be seamlessly extended to support integration with Exostar. The MAG solution provides the following capabilities:

Collaboration Content Management System (CMS)Cybersecurity & Risk Management Data Management Storage

Authorization details

Offering: Managed Access Gateway with Managed Microsoft 365FedRAMP ID FR2518756614
Status: FedRAMP ReadyAgency authorization path · FedRAMP Ready Dec 9, 2025
FedRAMP impact level: ModerateAuthorized against the FedRAMP Moderate baseline, the most common one.
Deployment: Public CloudSaaS
Runs on: Not recorded
Assessor (3PAO): Schellman Compliance, LLC
Government sales: Sales@exostar.comContact published on the FedRAMP listing
Data as of: Oct 7, 2026FedRAMP Marketplace, refreshed daily

An authorization belongs to this specific offering and boundary; the vendor’s other offerings are listed separately. Source: FedRAMP Marketplace · refreshed Oct 7, 2026.