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Firewall in 60 second #cybersecurity #educational #education
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0:00
what is a firewall a firewall is a
0:02
system that is designed to prevent
0:04
unauthorized access from entering a
0:07
private network by filtering the
0:09
information that comes in from the
0:11
internet it blocks unwanted traffic and
0:13
permits wanted traffic a firewall's
0:16
purpose is to create a safety barrier
0:18
between a private network and the public
0:20
internet because out on the internet
0:22
there's always going to be hackers and
0:24
malicious traffic that may try to
0:26
penetrate into a private network to
0:28
cause harm and a firewall is the main
0:30
component on a network to prevent this a
0:33
firewall works by filtering the incoming
0:35
network data and determines by its rules
0:38
if it is allowed to enter a network
0:40
these rules are known as an access
0:42
control list these rules are
0:44
customizable and are determined by the
0:46
network administrator the administrator
0:48
not only decides what can enter the
0:50
network but also what can leave a
0:52
network
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