How a firewall burns down intruders

If you have a corporate network, you will often have heard your network administrators mentioning a dangerous sounding word called ‘firewall’. When you ask if a specific thing can be allowed, they say, “The firewall blocks it. We need to reconfigure it to allow.”

What exactly does this mystic sounding name represent? Why are network administators obsessed with it and how does it protect your company’s network? Read on to find out one of the most important building blocks of network security. Continue reading “How a firewall burns down intruders”