What is a Firewall?

What is a Firewall?

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Okay, so, what is a firewall, right? Well, imagine your house, yeah? managed services new york city Youve got doors and windows, and theyre supposed to keep the bad guys out, like burglars. managed services new york city managed service new york A firewall is kinda like that, but for your computer or your network.


Its basically a security system. A barrier. (Think of it as a digital bouncer at a really exclusive club, but instead of checking IDs, its checking data packets!) It sits between your computer-or a whole network of computers-and the outside world, usually the internet.


Now, everything that tries to come into your computer, or go out, has to go through the firewall first. managed services new york city The firewall looks at this information and decides whether its allowed or not, based on some rules that you, or someone else, sets up. check managed service new york check Like, if you only want to allow email to come in on a certain port (technical jargon, sorry!), the firewall will block everything else.


So, its job is to prevent unauthorized access.

What is a Firewall? managed it security services provider - managed services new york city

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That could be hackers trying to steal your data, or viruses trying to infect your system. managed it security services provider Its not perfect, of course, (nothing really is!) but its a really important first line of defense.


Think of it like this: you wouldnt leave your front door wide open for anyone to wander in, would you? A firewall is like closing and locking that door, and maybe even putting up a security camera. check It helps keep your digital stuff safe and sound! It helps you stay secure online!

What is a Firewall?