Host Firewall Cybersecurity

Summary

This document explains the concept of host firewalls and their role in protecting devices from external network threats. It discusses how firewalls prevent unauthorized access, block malicious traffic, and defend against various network-based attacks.

Full Transcript

Host Firewall 1. Network Protection: A host firewall acts as a barrier between a device and external networks, filtering incoming and outgoing network traffic. It helps prevent unauthorized access and blocks malicious traffic attempting to exploit vulnerabilities in network service...

Host Firewall 1. Network Protection: A host firewall acts as a barrier between a device and external networks, filtering incoming and outgoing network traffic. It helps prevent unauthorized access and blocks malicious traffic attempting to exploit vulnerabilities in network services or applications. 2. Defense Against Network-Based Attacks: Host firewalls provide protection against network-based attacks, such as port scanning, Denial-of-Service (DoS), and Distributed Denial-of-Service (DDoS) attacks. They can detect and block suspicious or malicious traffic that could compromise the availability and performance of the device. 3. Application Control: Host firewalls can enforce policies to control access to specific applications or services running on the device. This helps prevent unauthorized communication and restricts potential attack vectors. 4. Network Segmentation: Host firewalls enable network segmentation by separating different parts of a network into distinct security zones. This helps contain the impact of security incidents and limits lateral movement for attackers.

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