LO1: Network Security

Activity:
Research what network is, advantages and disadvantages of network security. Give the importance of network security.

Network:
- network can be public or private.
- a group of two or more devices that can communicate
- network types include LAN, MAN, WAN.

Advantages:
- all of the files are kept safe and protected from unauthorized people.
- it helps the network administrator to keep monitor any kind of attacks.
- it has level of access. For any staff they will be given the specific level of they can access.
- centrally controlled by network administrator
- centralized updates - antivirus software is timely updated.

Disadvantages:
- the set up management of the network security is expensive.
- it requires a lot of time to do the installation
- it needs higher skilled staff to work on it
- one of the staff is careless. Their responsibility is not been taken seriously, they just trust the system to check regularly on the logs.


Importance:
It helps to reduce the risk of sabotage, data loss and theft.

Steps to secure a home network:

1. Change your router admin username and password
2. Change the network name
3. Activate encryption
4. Double up on firewalls
5. Turn off guest networks
6. Update router firmware

References:

Techopedia.com. (2019). What is a Network? - Definition from Techopedia. [online] Available at: https://www.techopedia.com/definition/5537/network [Accessed 8 Oct. 2019].

Advantages-disadvantages.co. (2019). Advantages and Disadvantages of Network Security. [online] Available at: https://www.advantages-disadvantages.co/network-security-advantages-and-disadvantages/ [Accessed 8 Oct. 2019].

Herzing University. (2017). What is Network Security and Why is it Important?. [online] Available at: https://www.herzing.edu/blog/what-network-security-and-why-it-important [Accessed 8 Oct. 2019].