Network Security

Discuss the importance of Network Security and provide an example.

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

On April 17, Wipro was quoted in an Indian daily newspaper saying that it did in fact experience a phishing incident. Wipro confirmed its IT systems were hacked and said it hired a forensic firm to handle the situation, stating that it was ‘dealing with a multi-month intrusion from an assumed state-sponsored attacker’ and that Wipro’s systems were seen being used to attack at least a dozen of its clients.


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].