What is it?
A portable firewall is a security tool that protects devices from unauthorized access. It works by controlling incoming and outgoing network traffic.
Tech Understandability: Beginner
Simple One-Sentence Definition
A portable firewall helps keep your device safe from network attacks.
Analogy or Comparison
Think of a portable firewall like a security guard at the entrance of a building. It checks who can come in and who can go out.
Why it matters?
Using a portable firewall is important for protecting personal data, especially when you connect to public Wi-Fi networks.
Fun Fact
Some portable firewalls come on USB drives, making them easy to carry and use on different devices.
Related Terms
Firewall: A firewall is a system that monitors and controls incoming and outgoing network traffic based on security rules.
VPN: A VPN, or Virtual Private Network, creates a secure connection over the internet, often used alongside firewalls.
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