Public Key Infrastructure is a system that allows the integration of a number of carrying services that are in one way or the other related to cryptography. PKI ensures integrity, provides confidentiality, access control, a system of authentication and also non-repudiation - in which both parties, the sender and receiver cannot deny either sending the message or receiving it in future. (Srinivasan, 2008)
Basically, PKI is an aggregation of processes, technologies and policy of organizations that facilitate the use of public key cryptography in ways as to enhance the verification of the authenticity of public keys (BCS, 2013)
The primary ...
Sender Case Studies Samples For Students
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10 C’s of Communication
Effective communication is essential for the success of any organization. In order to add good communication skills, one must understand the basic facts of the communication. Ten C’s of communication are the well-known factors practiced at corporate and unofficial communication. Ten C’s of communication are important to be considered being on whatever the medium or channel. However, the priority or the importance of 10 C’s vary as according to the medium used.
Communication can make or ruin relationships; whether, it is corporate or an unofficial relationship. Of the ten ...
Leadership and communication are two intertwined concepts. Leadership requires an individual to possess great communication skills. Effective communication is possible only when the sender and receiver perceive the exact same message. Faulty communication and leadership styles can lead to conflicts and dissatisfaction on the part of leader and the follower both.
The movie, “The Nanny Diaries”, was released in 2007 and was based on the novel written by Emma McLaughlin and Nicola Kraus. This movie is a good example of faulty leadership and lack of communication between employer and the employee and how it led to disastrous results. The ...
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Unsophisticated network users are prone to attacks. The nature and level of attacks continues to evolve with time. Network attacks could either be internal or external. However, internal attacks are more lethal than external attacks. Organizations today are dependent on networks in order to facilitate their core business. Today, there is an increased need to access remote sites and mobile workers through virtual private networks (VPNs). This makes information the most essential resource for most organizations. Consequently, tampering with that information could have detrimental effects to organizations as well as governments. This could be complicated by the fact that ...
Based on the three customer personas, which customer segment should Ontela target?
The company should concentrate its energy on the promotion of application to persona 1 (Sarah, the Parent). First of all, the segment of parents after 40 years is quite wide. Also, due to constant workload with home staff, this category of customers doesn’t have time for understanding every know-how. However, parents always want to see children’s development, and memories are very important for them. Unfortunately, there is no never-ending memory on devices, so to store photos, which size is quite volume, makes it problematic to take new ones before transfer them to bigger space. The category of ...
Introduction
The Deep Space Network (DSN) is network of large antennas and communication centers that span the entire globe to assist in the interplanetary spacecraft missions. National Aeronautics and Space Administration use DSN to relay and track manned and unmanned space missions. The system is also used by NASA to conduct radar and radio astronomy for the exploration and making observations on the solar system and the universe in general. Also, DSN is also used in supporting and guiding particular Earth orbiting missions. The system is made up of three separate ground stations in three locations, United States, Spain and ...
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Introduction
A virus is a program capable of self-replication. Most viruses tend to be parasitic by nature. It can attach itself to any file or object and can be transmitted to another computer. The virus, once activated, looks for another suitable carrier to attach itself to transfer. By nature, viruses and worms are similar, in the sense that they both can replicate. Unlike a virus, a worm does not need a host to latch on to and can be transmitted by initiating telecommunications. . However, there are several intermediate forms that resemble both viruses and worms, and these terminologies can be used interchangeably ...
