A firewall acts as a security guard for your network. It monitors incoming and outgoing network traffic and filters it based on a set of predefined security rules. By doing so, it helps protect your network from unauthorized access and potential threats. Ethical Hacking Training in Pune
Key Roles of a Firewall:
- Packet Filtering:
- Examines each packet of data and blocks or allows it based on specific criteria like IP address, port number, and protocol.
- Stateful Inspection:
- Tracks network connections and blocks suspicious traffic based on the state of the connection.
- Application-Level Gateway:
- Filters traffic at the application layer, allowing or blocking specific applications or protocols.
- Intrusion Detection:
- Monitors network traffic for signs of malicious activity and can take action to block suspicious traffic.
Benefits of Using a Firewall:
- Protection from Unauthorized Access: Prevents unauthorized users from accessing your network.
- Malware Prevention: Blocks malicious software and viruses from entering your network.
- Data Protection: Protects sensitive data from unauthorized access and theft. Ethical Hacking Course in Pune
- Improved Network Performance: Can optimize network traffic and improve performance.
By implementing a strong firewall, you can significantly enhance the security of your network and protect your valuable data.
