---
title: "How to Login to Core Fax (E-Fax)"
canonical: "https://tech.calpoly.edu/space/CPKB/3040215044/How%20to%20Login%20to%20Core%20Fax%20(E-Fax)"
format: markdown
---
1. Visit the Core Fax website at [https://login.xmedius.com/calpoly/sso](https://login.xmedius.com/calpoly/sso)
2. Click the **Sign in** button.

![image-20251015-195404.png](media://d11ec490-7a64-4efb-bf35-d7527b6e6250)

3. Enter your **Cal Poly email and password** credentials (authenticate with [Duo](https://calpoly.atlassian.net/wiki/spaces/CPKB/pages/3178597) if prompted), then click **Login**.  
<span style="color: #0747a6">*You should now be at the main page of Core Fax.*</span>

![image-20251015-195802.png](media://71365814-6062-4e8a-9843-8326f6d35996)