Correct option is D
The correct answer is: (D) Firewall
Explanation:
A firewall is a security system designed to prevent unauthorized access to or from a private network. It acts as a barrier between a trusted internal network and untrusted
A firewall is a security system designed to prevent unauthorized access to or from a private network. It acts as a barrier between a trusted internal network and untrusted
external networks (such as the internet), monitoring and controlling incoming and outgoing network traffic based on predefined security rules.
Information Booster:
- Firewalls can be hardware-based, software-based, or a combination of both.
- They filter traffic based on IP addresses, ports, and protocols.
- Types of firewalls include Packet Filtering Firewalls, Stateful Inspection Firewalls, and Proxy Firewalls.
- Firewalls help prevent cyberattacks, hacking attempts, and unauthorized data access.
- Modern firewalls incorporate Intrusion Detection and Prevention Systems (IDPS) for enhanced security.
Additional Information:
- Repeater : A network device that amplifies and retransmits signals to extend the range of a network.
- Packet Filter : A type of firewall that examines packets based on rules.
- Bridge : A networking device that connects two or more network segments.