> For the complete documentation index, see [llms.txt](https://docs.stacksync.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.stacksync.com/connectors/rillet/authorize-dynamics-365-f-and-o.md).
# Authorize Rillet Connection
This guide explains how to connect your Rillet environment to Stacksync.
### 1. Generate an API Key in [Rillet](https://app.rillet.io/)
1. Login to [Rillet](https://app.rillet.io/) App
2. Navigate to **Organization Setting** -> **API Access**
3. Click on **Create new API key**
4. Enter a name for the API Key
**a. Enable full access (read/write):** Uncheck Read Only to allow bidirectional sync.
**b. Enable read-only access:** Check Read Only for one-way sync.
5\. Copy the secret key generated.
### 2. Create a Connection in [Stacksync](https://app.stacksync.com/) App
1. Click **Create Resource**
2. Select **Syncs**
3. Choose the **Rillet connector**
This opens the authorization flow.
### 3. Complete the Connection Setup
1. Provide the **Rillet API key** generated in Step 1.
2. Follow the on-screen steps to finalize the connection
If you have any questions or run into any blockers, reach out anytime at and the Stacksync team will be happy to help.
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