Effective Computer / Network Security

Principles of Information Security, Fourth Edition Michael E. Whitman and Herbert J. Mattord Vice President Editorial, Career Education & Training Solutions: Dave Garza Director of Learning Solutions: Matthew Kane Executive Editor: Steve Helba Managing Editor: Marah Bellegarde Product Manager: Natalie Pashoukos Development Editor: Lynne Raughley Editorial Assistant: Jennifer Wheaton Vice President Marketing, Career Education & Training Solutions: Jennifer Ann Baker Marketing Director: Deborah S. Yarnell Senior Marketing Manager: Erin Coffin Associate Marketing Manager: Shanna Gibbs Production Manager: Andrew Crouth Content Project Manager: Brooke Greenhouse Senior Art

The consumer expects that when using a public computer for a specified task such as printing through a service, that the data or material is protected from other users including employees. When using a public computer for internet surfing, tax filing banking, etc. the general public user does not always think about the threats to security of their own personal information. It is important for the company to protect the users in addition to the users understanding the potential threats that exist when entering personal information.

An effective information security program should include, periodic assessments of risk, including the magnitude of harm that could result from the unauthorized access, use, disclosure, disruption, modification, or destruction of information and information systems that support the operations and assets of the organization. Policies and procedures should be based on risk assessments, cost effective reduced information security risk, and it should ensure that the information security is addressed throughout the entire life cycle of each and every organizational information system. Subordinate plans for providing sufficient information security for groups of the information system, facilities, networks, or information systems.

This explanation clearly shows that security and usability both do not go side by side. Many software developers say that improving usability degrades security and vice-versa. On the other hand user belief that being difficult, is a part of being secure. The methodology used in this study it uses a laboratory test which asks users to perform tasks that include the use of securiy. Study is comprised of both the methods i.e. quantitative and qualitative approaches. The Polaris documentation was also included as it is considered a part of the software

Dr. Blahblah has implemented a system with an 8-bit random canary that is used to detect and prevent stacke-based buffer overflow attacks. Describe an effective attack against Dr. Blahblah’s system and analyse its likelihood of success.

As technology and the Internet continue to exponentially grow, unscrupulous individuals continue to create new security risks for organizational privacy, confidentiality and data integrity. Because almost all network-based services and applications pose some level of security risk, personal and business information must protected through enhanced security systems and controls. Managed IT service providers often offer the highest levels of security that protect assets, maintain integrity, ensure availability and ensure confidentiality.

I personally believe that one of the greatest challenges facing computing today is security. Nowadays, we have seen a tremendous growth in the usage of computer, whether it is for education, work, communication, science, or for any other reason. However, as our society becomes more computer oriented, the issue of security raises with it. Some people have made their first priority to use the Internet to hurt both individuals and/or organizations. These people have developed techniques to

Hacking is among one of the many things that all users have to deal with in technology of the current times. It has been an issue for some time and is only getting worse there are ways to attempt to fight off the attempts that will eventually happen. Some of these methods involve software that is able to be purchased online or in a physical store. Other methods involve software that is able to be downloaded via the internet and installed on a computer. The question is which ones are the best to use and offer the best defense against the possible cyber-attacks from potential hackers? This and more will be explained over the course of this paper in the next few paragraphs. The take away from this should be more methods that can be used to fight against the hackers that will target many end users in the world. The defense of the end users are one of the only things that can protect these end users from harm to the computers that are owned.

The paper best known as “the paper that started the study of computer security,” is the paper titled as Rand Report R-609, Security Controls for Computer Systems. Rand Report R-609 was published for the Office of the Secretary of Defense. The purpose of creating an initial report regarding the security of computers was to create an official recommendation of measures one should take when setting up a secure computing environment meant to protect classified information on a computer that contains multi-access and resource-sharing capabilities in any setting. After growing up in a technological generation surrounded by users of the Internet, wireless LANs, and portable computers, several characteristics of the computing environment during the 1960’s and 1970’s stand out.

Stanton, Mastrangelo and Jolton (2004) explained the analysis they made of end user security behavior. In fact, it promotes the action of a superior end-user behavior restricting poor end user and provides an important way for efficient production of information security in the organization. In addition, Stanton, Mastrangelo and Jolton (2004) when the user's information technology organization established they can affect the security of the information required in response to describe both harmful behavior and representative of information technology experts, management implementation, and interviews with 110 regular employees. Intentionality and technical expertise As a result, they have developed a taxonomy of six elements of safety behavior

Security will always be a driving emphasis for the success of an organization. As technology continues to grow and develop, there is a greater need for understanding threat environments. The growing anxiety with security and privacy concerns make receiving a virus on a personal or company computer dangerous. It is vital that both individuals and organizations take the time to understand how to protect themselves from schemes used by hackers. It only takes one mistake for a hacker to have control of your computer. A proper understanding of security offers direction for improving business procedures and educating users of acceptable threat management and authentication practices. The management of network and application security

Confidentiality, Integrity and Availability are the three hardest aspects to preserve in information Security. Confidentiality, being the most important aspect, is the prevention of unauthorized disclosure of information. Integrity protects the information within the document by making certain that only authorized users and parties can modify the information. Lastly availability insures that information and services are available when needed. These three aspects form a bond between companies and consumers insuring the information is in safe hands. However, IT systems and networks are prone to more malicious attacks then ever before and the number of computer crimes is increasing every day. Examples include Hacking, Viruses and vulnerabilities,

In the future organization need to take a proactive approach to the network 's security. This strategy of safeguarding the network as well as the patient data, such as scanning and social engineering should be mandatory as opposed to best practices. As the case study shows a major breach had a drastic impact on the healthcare organization and efforts should have been made ahead of time to prevent disaster. Organizations should understand security and risk budgeting and learn how to gain support from the board level for the investment needed to protect data. The industry should push the government to include required annual Health Information Trust Alliance (HITRUST) assessments compared to the current HIPAA [7]. HITRUST is an organization developed by healthcare and IT professionals to help healthcare organizations protect patient information better than HIPAA guidelines. If government mandates shifted towards HITRUST standards the healthcare industry as a whole could benefit across the boards and it can focus more on the patient care and less on the fear of an impending data breach. As mentioned in the previous sections these software and techniques won 't 100\% prevent attacks, but they will definitely help prevent and detect attacks beforehand.

Computers have become the database and communication in healthcare, and enable healthcare to make technology advances. Healthcare has come a long way with computers changing nursing and healthcare to become more business-like. Since there is a lot of stored confidential, and protected health information, security issues can arise. Health information should only be accessed by direct caregivers. Employees behavior online in the workplace impacts performance and can have legal consequences for companies. Patients rely on healthcare workers to be confidential, and use ethical decisions when accessing patient files. When patients feel their information is at risk it may lead to patients withholding their health

Identify and describe the six components of an information system. Which are most directly affected by the study of computer security? Which are most commonly associated with its study?