A host based firewall uses a virtual machine within which code is executed. The code inspects network packets and implements decision rules regarding packet acceptance and forwarding. Which host based firewall does this describe?
- Transparent firewall
- nftables
- Windows Defender
- Application Gateway Firewall
Explanation: Nftables is a Linux firewall application that uses a simple virtual machine in the Linux kernel. Code is executed within the virtual machine that inspects network packets and implements decision rules regarding packet acceptance and forwarding.
Related exam: 3.5.9 Check Your Understanding – Firewall and Host-Based Intrusion Prevention
