firewall types (3.2)

Firewall

Designed to control the traffic between two points

Network Based firewall

This firewall controls traffic through a purpose built client

Firewalls can also act as what?

They can act as a VPN or a layer 3 device (router)

UTM

Unified threat management

What is a UTM / web security gateway?

They are able to handle many different services all at the same time

What are some features a UTM can?

URL filter, spam filter, IDS/IPS, etc

NGFW

Next generation firewall

What are the different names of a NGFW?

Application layer gateway, stateful multilayer inspection, deep packet inspection

What do NGFWs do?

These are network based firewalls, that control traffic flow based on the application

What are some things a NGFW can turn into?

It can turn into a form of IPS and do content filtering

WAF

web application firewall

What does a WAF do?

Allow or deny based on expected input