Essays on Computer Security Page 3

Encryption is the final layer of preventative controls in that encrypting data provides a barrier against an intruder who has obtained access to company data. Encryption employing a digital signature and a public key infrastructure (PKI) can also strengthen authentication procedures and helps to ensure and verify the validity of e-business transactions. The digital signature…

Abstract Primary requirement for every organization is to keep their networks secured and prevent intruders from attacks. Advancements in technology also making intruders creative and perform attacks in sophisticated way. Till now many new attacks are being discovered and some of them are not known to organizations, still institutions try very hard to keep their…

In the given network diagram, several domains need to be considered. This diagram includes the User, Workstation, LANA, and LANA-to-WAN domains. Security controls and their implementation are discussed below. In the user domain, the most important security control is training. Regular training on the User and best practices of IT assets is a must. Users…

The risk assessment provides a baseline for implementing security plans to protect sets against threats. Within the risk assessment some basic questions must be answered, What assets within the organization need protection, What are the risks to each of these assets, How much time, effort, and money is the organization willing to spend to upgrade…

Introduction In recent years, there has been an increase in cyber-attacks and network intrusions. As a result of these frequent attacks, the demand for a security specialist or Cyber Security Specialist has also increased. A career in Cyber Security is an invaluable position in IT as it provides the first line of defense against cyber-attacks…

El Gamal Public Key Cryptosystem The El Gamal public-key encoding strategy can be viewed as Diffie-Hellman cardinal understanding in cardinal transportation manner. Its security is based on the intractableness of the distinct logarithm job and the Diffie-Hellman job. Diffie-Hellman Key Exchange The first system to do usage of public-key or asymmetric cryptanalytic keys was the…

Abstract Highlighting the growing concern of cybercrime targeting adolescents between 10 to 19 years of age. Adolescents’ usage of digital devices and services connected to the internet has made them prone to cyber threats. We delve into the sources of these cybercrimes, assessing their frequency of occurrence and severity. We demonstrate that cybercrime is on…

I would advise contacting the ISP and verifying if the injection is shared with other users and take further action depending on their answer. The sales personnel connect via VPN software, but use their individual internet connection, usually out of their home office. This can be very dangerous as they do not fall under the…

Cyberspace has become, in present times, the fifth common space, along with land, air, space and sea. Technology has grown rapidly, and law has not been able to keep pace. Since the Internet and crimes committed thereon are not limited by geographic or territorial boundaries, it is becoming increasingly imperative that an effective mechanism be…

Trust is a poorly defined but incredibly important concept. In the real world, trust is not easy to obtain. In the digital world it can be even harder. Trust is a risk and the digital world introduces many risks that the real world does not. Digital files can and have been hacked and stolen from…