Most, if not all internet-connected devices have some sort of basic firewall features built in to provide a straightforward level of protection.Ĭompanies such as Sophos, CheckPoint and Fortinet build and sell next-generation-firewall products that provide far more than basic firewall features that are standard on consumer-grade internet routers from your internet services provider.Ī firewall is often installed between a private network and the Internet and most times replace the existing router.
A firewall can be hardware, software, or a combination of both. A firewall is a security system that helps protect your computer, network or website from hackers and other unauthorized users.
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