VM upgrade
For the VM platforms (Xen, KVM and Hyper-V), upgrade to v6.0.6 first, then to v6.0.8, before upgrading to v6.4.2.
Network Security 
Network Security
NOC & SOC Management
Enterprise Networking
Business Communications
Zero Trust Access 
Cloud Security 
Hybrid Cloud Security
Cloud Native Protection
Web Application / API Protection
SAAS Security
Security Operations 
SOC Platform
Advanced Threat Protection
Endpoint Security