LO1.1 Protecting Information

LO1.1 Protecting Information

1. Anti-virus software

   • Designed to block and detect any attacks from malware. Malware includes: viruses, worms, zombies, Trojan horses and spybots.

2. Firewalls

   • Can either be hardware or software. It blocks unexpected connections to the network and can protect a company from external network attacks.

3. Access levels

   • Tiered levels of access refers to the capabilities that different classes of users are able to access. A network manager will be able to control the levels of access people can have. General users will be unable to download software as this could affect other users and may inadvertently download a virus.

4. Encryption

   • Any messages sent over a network can be intercepted. Therefore it is important to encrypt data so that is not seen by anyone other than the intended recipient.

5. Network Policies

   • Rules and guidelines for what users can and cannot do. An acceptable use policy states how the network may be used. When allowing people to use your network you should have an agreement in place that states rules and guidelines for users. For example, if you play games at school, you will banned from using the internet.

6. Archiving

   • Taking, old, non-essential data and storing it somewhere safe. An archiving policy will help to decide when to move data, where it should be kept and how to recover it if needed.

7. Confidentiality

   • Protecting sensitive information from unauthorised access.

8. Integrity

   • Protecting information from unauthorised modification.

9. Availability

   • Protecting information from unauthorised destruction.

10. Secure passwords

    • A secure password will have a mixture of upper and lower case letters, numbers and special characters.