Network security

Question 1

User access levels

Answer 1

• These are the permissions users have on a network. (usually the ID of a user will have certain permissions linked to it.
• At the highest access level the user can access everything on the network
• prevents people accessing information they shouldn’t be able to

Question 2

Password protection

Answer 2

• Passed must be entered before data is accessed by a user

- Prevents sensitive and private information being accessed within the network

Question 3

Encryption

Answer 3

• Encoding data so that only people that have been authorised can access it
• Encrypted data requires a key to make it readable
• The nodes that are communicating with encryption agree on the key before encryption, transmission and decryption.