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