IT Security

Running head: IT SECURITY
IT Security
Name of the Student
Name of the University
Author Note:

IT SECURITY
Table of Contents
Part A...............................................................................................................................................3
1a. Facebook security breach 17th March 2018..............................................................................3
Problem identified.......................................................................................................................3
Occurrence of the incident...........................................................................................................4
Reason behind occurrence...........................................................................................................4
Possible solutions.........................................................................................................................5
1b. Explain why asynchronous I/O activity is a problem with many memory protection schemes,
including base/bounds and paging. Suggest a solution to the problem...........................................5
Part B: Report on 2011 Sony PlayStation Network.........................................................................7
Problem........................................................................................................................................7
Impact of the attack.....................................................................................................................8
Procedure of attack......................................................................................................................8
Mitigation step.............................................................................................................................8
Reference.........................................................................................................................................9

IT SECURITY
Part A
1a. Facebook security breach 17th March 2018
Problem identified
The security breach occurred in the year 2018 when the personal data of the Facebook
users were compromised and the data were used for political purposes. The users of the accounts
were not aware of this security attack and this security attack resulted in the massive fall of
Facebook stock price. The regulations of this global organization were needed to be revised in
order to deal with future security breaches. This data security breach helped president Donald
Trump to win the general election in the year 2014. The personal data of the users were
compromised the data was used in favor of Donald Trump in his presidential campaign. This
security breach was first reported in the year 2015 by a renowned journalist known as Harry
Davies [5]. The identified problem in this security breach is the security of the user data of
Facebook. Huge amount of data are circulated between the Facebook users for different types of
purposes and these type of security issues can have a significant impact on the reputation this
global organization [1].
This security breach breached the data protection laws and regulations, at the same time it
can be also said that the professional code of code were not maintained by the social engineer
due to this attack. The Facebook users all around the world were very much worried after this
security breach as numerous small and medium sized business organization uses this social
media platform to share essential information to all of its shareholders who are located outside
the working environment [6]. So, it can be said that this security breach have a negative effect on
both the users as well as for the organization as well.

IT SECURITY
Occurrence of the incident
According to the investigative sources it can be said that at least 50 million user accounts
of Facebook were compromised. The cybercriminals exploited a vulnerability of Facebook,
which helped them to get access to the personal data of the users. However, the security experts
of Facebook were able to secure around 40 million additional accounts. The data of the
compromised users were altered and used improperly to promote Donald Trump [7]. The API
used by the developers of Facebook were also used by the cyber criminals of the attack. The
“OAuth bearer tokens" of Facebook was stolen by the cybercriminals and these tokens were used
to steal the private data of the compromised accounts [2]. The "View As" feature of Facebook
was also compromised by the hackers prior to this security breach. The technical skills of the
social engineers who were responsible for this attack were very much high.
Reason behind occurrence
The name, gender and the hometowns of the Facebook users were compromised and
altered by the cybercriminals. The security bug in the API of Facebook is the main reason behind
this attack. The access tokens which are set by the browsers or the device used by the Facebook
users. The vulnerabilities of the Facebook systems were capitalized by cybercriminals. The
private information of the users was used illegally by the criminals and the personal data had a
direct impact on the general elections of USA [8]. Investigation also helps in identifying the role
of the Russian operatives in this security breach as well. This security breach does not just
violate the privacy of the user data but also have an indirect impact on the national economy as
well.