AWS, JavaScript, React - Deploy Web Apps on the Cloud - Strict Network Firewall Policy

This video tutorial guides viewers through creating a strict network firewall policy for a Linode instance. It covers setting default inbound policies to DROP, configuring inbound rules for HTTP, HTTPS, DNS, and database connections, and adding an ICMP rule. The tutorial emphasizes the importance of security by denying all traffic except explicitly permitted connections, ensuring a secure production environment.

What is the primary goal of the lesson regarding the network firewall?

Why is it not ideal to have both inbound and outbound policies set to accept connections by default?

What should the default inbound policy be set to for better security?

What are the two new rules created for allowing web traffic?

What is the purpose of enabling inbound rules for DNS TCP and DNS UDP traffic?

What is ICMP and why is it important in network configurations?

What steps should be taken after configuring the inbound rules to ensure they take effect?