A firewall is a community safety system that displays and controls incoming and outgoing community visitors based mostly on predetermined safety guidelines. It establishes a barrier between a trusted, inner community and untrusted exterior networks, such because the Web.
Firewalls have change into important for safeguarding networks and programs from unauthorized entry, malicious assaults, and knowledge breaches. They play a vital position in sustaining community safety and safeguarding delicate knowledge. By implementing firewalls, organizations can improve their cybersecurity posture, adjust to regulatory necessities, and make sure the integrity and confidentiality of their networks.
