Click on "My Tools" and select "Subscriptions" as shown in the picture below:
A new screen below will appear, scroll down the list and select the products that you would like to receive notification or select the top box under each area to receive notifications for all of your entitled products and click on “Submit”.
Critical Alert: Defined as a high impact and/or pervasive software problem that has been determined to be critical to the operation of the product, or major impact to the customer's environment, or may negatively impact a large number of customers.
Advisory: Defined as a moderate or low impact and/or non-pervasive software problem that has been determined to affect the operation of the product in one or more of our customer's environments.
Product Update: Defined as informing customers of product news.
If you need help with any of these steps, please contact a Broadcom Customer Care by opening a ticket online, or by calling your local contact number.