Security News > 2019 > December > How DNS filtering works and why businesses need it

The Domain Name System (DNS) is a cornerstone of the internet. DNS servers connect URL names that humans can read to unique Internet Protocol (IP) addresses that web browsers can understand. Without DNS, we’d all be typing in long, seemingly random combinations of characters and numbers in order to get anywhere online! However, this dependency opens up the possibility for misuse. From domain hijacking and cache poisoning to Denial of Service attacks, DNS is no … More → The post How DNS filtering works and why businesses need it appeared first on Help Net Security.

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