_______ is a software program that filters all the data coming through the Internet.

Key Points

• A Firewall is a network security device that monitors and filters incoming and outgoing network traffic based on an organization's previously established security policies.
• In its most basic form, a firewall is essentially the barrier that sits between a private internal network and the public Internet.
• The main purpose of a firewall is to allow non-threatening traffic in and to keep dangerous traffic out.
• Firewalls can be hardware, software, or a combination of both.

Additional Information

• Malware is software that is specifically designed to disrupt, damage, or gain unauthorized access to a computer system.
• Antivirus software is designed to detect and destroy computer viruses.
• Cookies are small pieces of data stored on the user's computer by the web browser while browsing a website.
• Firewalls are critical components of network security and are often used in conjunction with other security measures such as antivirus software and intrusion detection systems.