![]() It prevents hackers from hijacking your email. It protects from remote login in order to prevent individuals from viewing or accessing your files or running any of your computer programs. The firewall does not allow this information to go into a system if these characteristics are not matched.Ī good firewall is thus capable of protecting you from the creative ways that people use and misuse unprotected computers. The information here is checked and matched to particular defining characteristics. Let’s take a brief look at how a firewall works:Ī firewall filters incoming data and allows only the ones considered safe to come through.
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