The Defense Enterprise Authentication Service (DEAS) provides user and administrative authentication access to
US Government applications, content, services and systems.

DEAS Offerings

---

Get Help with DEAS

Having trouble accessing an enterprise application or Microsoft 365 through DEAS/Global Directory?
Your enterprise service center will be able to assist with troubleshooting and access restoral as quickly as possible.

Not sure who that is? Click here for a list of Enterprise Service Centers.

---

Looking for more information, please check out the DEAS101 website.
*Login required.