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Network :smiley: security - Coggle Diagram
Network :smiley: security
Authentication :<3:
something you are
username, bank account number, or anything that identifies the user uniquely
something you know
password, pin, secret answer to a question
something you have
swipe card, biometrics, any other physical identifying device
Encryption :forbidden:
Encryption is the process of disguising a message
Encryption requires the use of a key. The key is secret as to how the message has been disguised
Firewall
:fire: :fire: :fire: :fire: :fire:
A firewall is software that blocks unexpected connections
Most operating systems include a firewall as a piece of software
firewalls can also be hardware devices that sit alongside or as part of the router
MAC address filtering :checkered_flag: :black_flag: :checkered_flag: :star: :check: :no_entry: :forbidden: :tada:
A blacklist
devices on the list are banned from the network
Less secure, easier to maintain
A whitelist
only the device addresses on the list are allowed to access the network
More secure but creates extra work
