AWS heats up with Network Firewall availability in Sydney region AWS heats up with Network Firewall availability in Sydney region Allows users to deploy network protections for their Amazon Virtual Private Clouds Amazon Web Services (AWS) has released its Network Firewall service in its Sydney region. The service allows users to deploy network protections for their Amazon Virtual Private Clouds (VPCs) to inspect and filter traffic to, from and between VPCs. It also scales with network traffic to support “hundreds of thousands” of connections, according to the cloud giant. Also on offer is a rules engine with support for thousands of custom rules that are based on, among other definitions, IP, port, protocol, domain, and pattern matching. Additionally, the service also allows for rules that are written in common open source formats.