The useful idea
- The useful idea
In computing, a firewall is a network security system that monitors and controls incoming and outgoing network traffic based on configurable security rules.
- How it works
A firewall typically establishes a barrier between a trusted network and an untrusted network, such as the Internet or between several VLANs.
- Why it matters
Firewalls can be categorized as network-based or host-based.
Why this matters
Use Firewall (computing) to recognize risk and choose the safer digital action.
Try this
Use Firewall (computing) to recognize risk and choose the safer digital action.
Test your recall
Which idea belongs to the explanation of Firewall (computing)?
- How it works
- The useful idea — correct
- Why it matters
In computing, a firewall is a network security system that monitors and controls incoming and outgoing network traffic based on configurable security rules.