Find the Customer ID to Use with Logging Client

You can find the Customer ID in your welcome email. It's shared by all users on a tenant. 

Or you can find it in Skyhigh CASB here:

1. Log into Skyhigh CASB.
2. Go to Settings > Infrastructure > Client Proxy Management. 
3. Click Global Configuration > Tenant Authentication. 
4. The Customer ID is displayed under Global Settings.