A firewall that accepts all network connections is known as which type?

A firewall that accepts all network connections is referred to as a trusted firewall. This type of firewall is designed to allow inbound and outbound traffic without restriction, typically used in environments where traffic is considered safe, such as internal networks or when dealing with trusted partners.

The concept of a trusted firewall implies that the network it is protecting is considered secure, and thus, it does not impose strict rules to filter traffic. In practical applications, it is crucial for firewalls to categorize traffic and apply rules based on the trustworthiness of connections. A trusted firewall contrasts with others that may apply specific criteria to block or restrict certain types of incoming or outgoing connections based on security policies. Understanding this categorization helps in effectively managing network security and ensuring that the necessary protections are in place where they are needed.