Computing and tech

The network under siege

Write the rules of a firewall between the internet, an exposed zone and the internal network, then release a worm or ransomware. You see what gets through, what is blocked and what needed opening.

Free, with your Voyelle account.

Graphs to draw
Filtering rules against four attacks

In the same subject.

Computing and tech: every Explorer

Try it, then review what it taught you.

Free: the whole library, unlimited reviews, no ads. See pricing