Network

Network

1. Local area network (LAN) is when computers are linked together in a small space. e.g a school

2. Wide area network (WAN) is when computers are linked together across a larger space. e.g the internet

3. Encryption is when dada is scramble being sent over a network so that it can`t be read unless you have the key.

   • Decryption is when you unscramble data being sent over a network but you need the key to be able to Decryption

4. Passwords are needed to stop another person from logging into your account

5. Firewall used to stop data being sent out or received by the computer

6. Physical security can stop unwanted people from accessing the hardware. e.g a lock

7. User access is when different people have different privileges

8. Server is used to share files, programs and can also manage the security and logins of the network.

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