Network Security

Network Security

1. Password

   • Under 12's passwords are 6+ characters.
   • They make your account more secure.
   • They should be made of capital letters, numbers and symbols.
   • A strong password will take longer to find.
   • They shouldn't follow a rhythm.
   • Over 12's should be 8+ characters.
   • They have to be memorable.

2. Firewall

   • You need to control what programs can send and receive data packages because if a bad data package is automatically received it could affect the program.
   • If you don't use a firewall you could receive a data package that could corrupt your programs.
   • If a firewall wasn't used in schools as an example they could be hacked and they cound find personnel information.
   • A firewall protects your computer from data packets that are not for the user.
   • If you don't have firewall you could recieve a data packet and could alow your computer to be hacked.

3. Anti-virus

   • Anti-virus needs to be scanning the computer regularly so it can check for viruses before they can affect the computer .
   • If you don't use anti-virus your computer can be affected by things like files and data being corrupted.
   • Anti-virus needs to be updated often so it knows what viruses there are.
   • If you don't have anti-virus on your computer it could catch a virus
   • Anti-vurus puts harmful files and programs in quarantine.

4. Encryption

   • Encryption makes messages private unless the reciever has a key to understand.
   • You encrypt a message by using a cipher
   • You decrypt a message by deciphering it
   • We use encryption when on websites, bank apps and network.

5. Physical security

   • Physical security physicaly stops people from entering.
   • A door can be a example of physical security.
   • Physical security cannot be hacked or recieve a virus.
   • It dose not just apply to computer safety.