What is the primary function of a firewall in a computer network?

  • Detect and remove malware
  • Encrypt data transmission
  • Manage user authentication
  • Monitor and control incoming and outgoing network traffic
The primary function of a firewall is to monitor and control network traffic, allowing or blocking data packets based on predefined security rules. It acts as a barrier between a secure internal network and untrusted external networks. Understanding the role of firewalls is fundamental for securing network infrastructure against unauthorized access and cyber threats.__________________________________________________
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