Windows 8 Firewall rules that can be defined include;
Inbound Rules
Outbound Rules
Connection - specific Rules
Inbound Rules – Type of rules that help protect your PC from other computers from making unsolicited connections to it.
Outbound Rules – They help protect your PC by preventing it from making unsolicited connections to other computers.
Connection – specific rules – These rules help a computer admin to create and apply custom rules based on a particular connection.