Tag: VPC Prefix List

Previously you needed to update individual AWS Network Firewall rules when scaling your network to add new IP addresses. The release of this new feature means that you can update the relevant prefix list, and all of the Network Firewall rule groups that reference the prefix list are automatically updated. Both customer-managed and AWS-managed prefix […]

The recently announced Amazon Virtual Private Cloud (VPC) Prefix Lists feature makes it easier to create consistent security postures and routing behaviors. A Prefix List is a collection of CIDR blocks that can be used to configure VPC security groups, VPC route tables, and AWS Transit Gateway route tables and can be shared with other […]