Network Security

Network Security

1. Fire wall

   • Stops unwanted things from getting in and out
   • If you didn't have this than anything could get sent into your computer

2. Encription

   • Scrambles data up so you cant read it
     • Unless you know how it was scrambled
   • If you did not have this than anyone could read your data

3. Passwords

   • You need a strong password to protect your data
   • Without passwords then anyone could go onto your account and access your data

4. Physical Security

   • You could lock away the data in a room with a physical lock on a door
   • If you did not have physical security then anyone could walk in to the room were all of the data is kept and turn things off which they don't know what would do

5. User access levels

   • Who can access what
   • If you are in an ICT class in a school ...
     • Students can access there own files- Stage 1
       • Teachers can access all of there files and the students files- Stage 2
         • ICT Tecnitions can access there files, teachers files and students files ( and sometimes other schools files e.g Hansprice and Broadok) - Stage 3
   • If you did not have this tool then anyone could access anyone's files and do something that they should not do