Zusammenfassung der Ressource
Keywords for IT
- LAN
- LAN is Local Area Network
- This is used so that
computers that are in the
same building are all
connected to one network.
- WAN
- WAN is Wide Area Network
- This is used so that computers in a different
country can connect to a website or something
like that in another country.
- Passwords
- Passwords are needed to stop other people from logging into
your account.
- Passwords help stop
people from hackig into
your accounts .
- Passwords are used on
websites like facebook ,
twitter , instagram and many
other social medias.It is also
used for things like banks and
ebay.
- Server
- A server is used to share files and can also
manage the security and logins of network.
- This will mean everyone logging inot
the surver will have to be checked
to see if they are a member of
that surver and if hey arnt thye
wont be able to log in.
- Physical security
- Physical security can stop unwanted people from
accessing the hardware.For example using a lock.
- If you didnt have physical
security someone could go and
steel your computer or
hardwar.
- Physical security is used in places like school and
stores because then people cannot steel your
hardwhere.
- Firewall
- Firewall is used to stop data being sent
out or received by the computer.
- This helps stop other people from
steeling your files that you are
sending to another computer.
- Encryption
- Used to scramble data being sent over a network so that
it cant be read unless you have the key or code.
- This will mean that anyoe who is trying to get hold of your file that you
are sending wont b able to read any of it because it will be all scrambled
up and they would have to have somesort of code to decode it.
- Cipher
- A cipher is a way of
encription and decription
you make a way of
encripting your message
to hid its real meaning.
like you could use a
number cypher or you
could use Caesars
cypher.
- Things that require encryption is
wireless networks and banks also it is is
used for anything that requires a log in to
get into the account or thing that you are
using.
- Decryptin is when you decrypt a piece of infomation.