3 docs tagged with "firewall"

A network ACL is a virtual firewall that controls inbound and outbound traffic at the subnet level. It performs stateless packet filtering to secure your VPC subnets.

An overview of fundamental networking concepts, including IP addressing (IPv4, IPv6), the Internet Protocol, transport layer protocols (TCP and UDP), the Domain Name System (DNS), and essential network infrastructure components like firewalls and ports.

A security group is a virtual firewall that controls inbound and outbound traffic at the resource level. It performs stateful packet filtering to secure individual AWS resources like EC2 instances.