Network sercuriy

Network security

1. Firewall

   • It stops or lets data getting in or out of your network
     • This is used because if you did not a hacker would be able to hack your computer

2. Encryption

   • To scramble data so only you or the computer can understand it
     • encryption is sometinme used for

3. passwords

   • to stop people accessing things you dont want them to like a key
     • if you didnt have s password people who are using you computer

4. physical sercurity

   • locking the computer in a suitable place

5. User access level

   • Differant levels of what you can do on a network