[Security Center] Add Cloudforce 1 + upload and download attachments

Author: Maddy-Cloudflare

src/content/docs/security-center/cloudforce-one/index.mdx

@@ -0,0 +1,30 @@
+---
+pcx_content_type: overview
+title: Cloudforce One
+sidebar:
+  order: 5
+
+---
+
+:::note
+You must have a Cloudforce One subscription to access Cloudforce One on the dashboard.
+:::
+
+Cloudforce One is a threat intelligence solution that offers threat research reports, brand protection, Request for Information (RFIs), and more.
+
+## Cloudforce One Requests
+
+Cloudforce One allows you to review and manage Request for Information (RFIs) from the dashboard.
+
+To review and manage Request for Information:
+
+1. Log in to the [Cloudflare dashboard](https://dash.cloudflare.com/) and select your account.
+2. Go to **Security Center** > **Cloudforce One Requests** > Populate the required fields.
+
+### Upload and download attachment
+
+You can also choose to upload and download an attachment. 
+
+Under **Attachments**, select the file you want to upload > Select **Save**. 
+
+To download an attachment, select **Download** on the attachment.