Assertion: firewall | /r/HasProperty | tool
Facets:
value: in networking
type: OTHER
Source sentences:
text: In networking, a firewall is a tool that “monitors and controls incoming and outgoing network traffic” (Wikipedia).
text: Firewalls are tools that can be used to enhance the security of computers connected to a network, such as LAN or the Internet.
text: Just about everyone who’s used a computer knows that firewalls are tools that block unwanted data.