1 - Join the RSS feed for the product by doing the following steps:
Go to https://support.oneidentity.com/authentication-services/4.1
Then click on the orange RSS feed icon
Next click on the + Subscribe to this feed
2 - Subcribe to Product Notification on the Support Portal
Go to https://support.oneidentity.com/manageprofile and login with your email address and password
On the right hand side under My Support heading click on the Product Nofication
Click on the "Only Show opt in products for this account"
Click the check box by the product you want notification for.
The Maintenance fix / release is always the latest version and is available from the following link:
The best way to identify it is to look at the date field.