If an important HYPER is released, how is that information disseminated? How about new releases?
Release : 16.0
Component : CA ACF2 for z/OS
Broadcom has a NOTIFICATION page here: https://support.broadcom.com/user/notifications.html
On the page there is notification for Critical Alerts, Product Advisories, Release Announcements, and Security Advisories. Each of these can be set up by product.