EMERGING THREATS & COUNTERMEASURE

Emerging Threats & Countermeasure - Programming
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What is separation and what role does it play in a program of national infrastructure protection? cyber_attacks_chapter03_powerpoint_lecture_slides.ppt Unformatted Attachment Preview Cyber Attacks Protecting National Infrastructure, 1st ed. Chapter 3 Separation Copyright © 2012, Elsevier Inc. All Rights Reserved 1 • Using a firewall to separate network assets from intruders is the most familiar approach in cyber security • Networks and systems associated with national infrastructure assets tend to be too complex for firewalls to be effective Copyright © 2012, Elsevier Inc. All rights Reserved Chapter 3 – Separation Introduction 2 • Three new approaches to the use of firewalls are necessary to achieve optimal separation Chapter 3 – Separation Introduction – Network-based separation – Internal separation – Tailored separation Copyright © 2012, Elsevier Inc. All rights Reserved 3 Copyright © 2012, Elsevier Inc. All rights Reserved Chapter 3 – Separation Fig. 3.1 – Firewalls in simple and complex networks 4 • Separation is a technique that accomplishes one of the following Chapter 3 – Separation What Is Separation? – Adversary separation – Component distribution Copyright © 2012, Elsevier Inc. All rights Reserved 5 • A working taxonomy of separation techniques: Three primary factors involved in the use of separation Chapter 3 – Separation What Is Separation? – The source of the threat – The target of the security control – The approach used in the security control (See figure 3.2) Copyright © 2012, Elsevier Inc. All rights Reserved 6 Copyright © 2012, Elsevier Inc. All rights Reserved Chapter 3 – Separation Fig. 3.2 – Taxonomy of separation techniques 7 • Separation is commonly achieved using an access control mechanism with requisite authentication and identity management • An access policy identifies desired allowances for users requesting to perform actions on system entities • Two approaches Chapter 3 – Separation Functional Separation? – Distributed responsibility – Centralized control – (Both will be required) Copyright © 2012, Elsevier Inc. All rights Reserved 8 Copyright © 2012, Elsevier Inc. All rights Reserved Chapter 3 – Separation Fig. 3.3 – Distributed versus centralized mediation 9 • Firewalls are placed between a system or enterprise and an un-trusted network (say, the Internet) • Two possibilities arise Chapter 3 – Separation National Infrastructure Firewalls – Coverage: The firewall might not cover all paths – Accuracy: The firewall may be forced to allow access that inadvertently opens access to other protected assets Copyright © 2012, Elsevier Inc. All rights Reserved 10 Copyright © 2012, Elsevier Inc. All rights Reserved Chapter 3 – Separation Fig. 3.4 – Wide area firewall aggregation and local area firewall segregation 11 • Increased wireless connectivity is a major challenge to national infrastructure security • Network service providers offer advantages to centralized security Chapter 3 – Separation National Infrastructure Firewalls – Vantage point: Network service providers can see a lot – Operations: Network providers have operational capacity to keep security software current – Investment: Network service providers have the financial wherewithal and motivation to invest in security Copyright © 2012, Elsevier Inc. All rights Reserved 12 Copyright © 2012, Elsevier Inc. All rights Reserved Chapter 3 – Separation Fig. 3.5 – Carrier-centric network-based firewall 13 • Network-based firewall concept includes device for throttling distributed denial of service (DDOS) attacks • Called a DDOS filter • Modern DDOS attacks take into account a more advanced filtering system Copyright © 2012, Elsevier Inc. All rights Reserved Chapter 3 – Separation DDOS Filtering 14 Copyright © 2012, Elsevier Inc. All rights Reserved Chapter 3 – Separation Fig. 3.6 – DDOS filtering of inbound attacks on target assets 15 • SCADA – Supervisory control and data acquisition • SCADA systems – A set of software, computer, and networks that provide remote coordination of control system for tangible infrastructures • Structure includes the following – – – – Chapter 3 – Separation SCADA Separation Architecture Human-machine interface (HMI) Master terminal unit (MTU) Remote terminal unit (RTU) Field control systems Copyright © 2012, Elsevier Inc. All rights Reserved 16 Copyright © 2012, Elsevier Inc. All rights Reserved Chapter 3 – Separation Fig. 3.7 – Recommended SCADA system firewall architecture 17 • Why not simply unplug a system’s external connections? (Called air gapping) • As systems and networks grow more complex, it becomes more likely that unknown or unauthorized external connections will arise • Basic principles for truly air-gapped networks: – – – – Chapter 3 – Separation Physical Separation Clear policy Boundary scanning Violation consequences Reasonable alternatives Copyright © 2012, Elsevier Inc. All rights Reserved 18 Copyright © 2012, Elsevier Inc. All rights Reserved Chapter 3 – Separation Fig. 3.8 – Bridging an isolated network via a dual-homing user 19 • • • • Hard to defend against a determined insider Threats may also come from trusted partners Background checks are a start Techniques for countering insider attack – – – – Chapter 3 – Separation Insider Separation Internal firewalls Deceptive honey pots Enforcement of data markings Data leakage protection (DLP) systems • Segregation of duties offers another layer of protection Copyright © 2012, Elsevier Inc. All rights Reserved 20 Copyright © 2012, Elsevier Inc. All rights Reserved Chapter 3 – Separation Fig. 3.9 – Decomposing work functions for segregation of duty 21 • Involves the distribution, replication, decomposition, or segregation of national assets Chapter 3 – Separation Asset Separation – Distribution: creating functionality using multiple cooperating components that work together as distributed system – Replication: copying assets across components so if one asset is broken, the copy will be available – Decomposition: breaking complex assets into individual components so an isolated compromise won’t bring down asset – Segregation: separation of assets through special access controls, data markings, and policy enforcement Copyright © 2012, Elsevier Inc. All rights Reserved 22 Copyright © 2012, Elsevier Inc. All rights Reserved Chapter 3 – Separation Fig. 3.10 – Reducing DDOS risk through CDN-hosted content 23 • Typically, mandatory access controls and audit trail hooks were embedded into the underlying operating system kernel • Popular in the 1980s and 1990s Copyright © 2012, Elsevier Inc. All rights Reserved Chapter 3 – Separation Multilevel Security (MLS) 24 Copyright © 2012, Elsevier Inc. All rights Reserved Chapter 3 – Separation Fig. 3.11 – Using MLS logical separation to protect assets 25 • Internet separation: Certain assets simply shouldn’t be accessible from the Internet • Network-based firewalls: These should be managed by a centralized group • DDOS protection: All assets should have protection in place before an attack • Internal separation: Critical national infrastructure settings need an incentive to implement internal separation policy • Tailoring requirements: Vendors should be incentivized to build tailored systems such as firewalls for special SCADA environments Copyright © 2012, Elsevier Inc. All rights Reserved Chapter 3 – Separation National Separation Program 26 ... Purchase answer to see full attachment
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Indigenous Australian Entrepreneurs Exami Calculus (people influence of  others) processes that you perceived occurs in this specific Institution Select one of the forms of stratification highlighted (focus on inter the intersectionalities  of these three) to reflect and analyze the potential ways these ( American history Pharmacology Ancient history . Also Numerical analysis Environmental science Electrical Engineering Precalculus Physiology Civil Engineering Electronic Engineering ness Horizons Algebra Geology Physical chemistry nt When considering both O lassrooms Civil Probability ions Identify a specific consumer product that you or your family have used for quite some time. This might be a branded smartphone (if you have used several versions over the years) or the court to consider in its deliberations. Locard’s exchange principle argues that during the commission of a crime Chemical Engineering Ecology aragraphs (meaning 25 sentences or more). Your assignment may be more than 5 paragraphs but not less. INSTRUCTIONS:  To access the FNU Online Library for journals and articles you can go the FNU library link here:  https://www.fnu.edu/library/ In order to n that draws upon the theoretical reading to explain and contextualize the design choices. Be sure to directly quote or paraphrase the reading ce to the vaccine. Your campaign must educate and inform the audience on the benefits but also create for safe and open dialogue. A key metric of your campaign will be the direct increase in numbers.  Key outcomes: The approach that you take must be clear Mechanical Engineering Organic chemistry Geometry nment Topic You will need to pick one topic for your project (5 pts) Literature search You will need to perform a literature search for your topic Geophysics you been involved with a company doing a redesign of business processes Communication on Customer Relations. Discuss how two-way communication on social media channels impacts businesses both positively and negatively. Provide any personal examples from your experience od pressure and hypertension via a community-wide intervention that targets the problem across the lifespan (i.e. includes all ages). Develop a community-wide intervention to reduce elevated blood pressure and hypertension in the State of Alabama that in in body of the report Conclusions References (8 References Minimum) *** Words count = 2000 words. *** In-Text Citations and References using Harvard style. *** In Task section I’ve chose (Economic issues in overseas contracting)" Electromagnetism w or quality improvement; it was just all part of good nursing care.  The goal for quality improvement is to monitor patient outcomes using statistics for comparison to standards of care for different diseases e a 1 to 2 slide Microsoft PowerPoint presentation on the different models of case management.  Include speaker notes... .....Describe three different models of case management. visual representations of information. They can include numbers SSAY ame workbook for all 3 milestones. You do not need to download a new copy for Milestones 2 or 3. When you submit Milestone 3 pages): Provide a description of an existing intervention in Canada making the appropriate buying decisions in an ethical and professional manner. Topic: Purchasing and Technology You read about blockchain ledger technology. Now do some additional research out on the Internet and share your URL with the rest of the class be aware of which features their competitors are opting to include so the product development teams can design similar or enhanced features to attract more of the market. The more unique low (The Top Health Industry Trends to Watch in 2015) to assist you with this discussion.         https://youtu.be/fRym_jyuBc0 Next year the $2.8 trillion U.S. healthcare industry will   finally begin to look and feel more like the rest of the business wo evidence-based primary care curriculum. Throughout your nurse practitioner program Vignette Understanding Gender Fluidity Providing Inclusive Quality Care Affirming Clinical Encounters Conclusion References Nurse Practitioner Knowledge Mechanics and word limit is unit as a guide only. The assessment may be re-attempted on two further occasions (maximum three attempts in total). All assessments must be resubmitted 3 days within receiving your unsatisfactory grade. You must clearly indicate “Re-su Trigonometry Article writing Other 5. June 29 After the components sending to the manufacturing house 1. In 1972 the Furman v. Georgia case resulted in a decision that would put action into motion. Furman was originally sentenced to death because of a murder he committed in Georgia but the court debated whether or not this was a violation of his 8th amend One of the first conflicts that would need to be investigated would be whether the human service professional followed the responsibility to client ethical standard.  While developing a relationship with client it is important to clarify that if danger or Ethical behavior is a critical topic in the workplace because the impact of it can make or break a business No matter which type of health care organization With a direct sale During the pandemic Computers are being used to monitor the spread of outbreaks in different areas of the world and with this record 3. Furman v. Georgia is a U.S Supreme Court case that resolves around the Eighth Amendments ban on cruel and unsual punishment in death penalty cases. The Furman v. Georgia case was based on Furman being convicted of murder in Georgia. Furman was caught i One major ethical conflict that may arise in my investigation is the Responsibility to Client in both Standard 3 and Standard 4 of the Ethical Standards for Human Service Professionals (2015).  Making sure we do not disclose information without consent ev 4. Identify two examples of real world problems that you have observed in your personal Summary & Evaluation: Reference & 188. Academic Search Ultimate Ethics We can mention at least one example of how the violation of ethical standards can be prevented. Many organizations promote ethical self-regulation by creating moral codes to help direct their business activities *DDB is used for the first three years For example The inbound logistics for William Instrument refer to purchase components from various electronic firms. During the purchase process William need to consider the quality and price of the components. In this case 4. A U.S. Supreme Court case known as Furman v. Georgia (1972) is a landmark case that involved Eighth Amendment’s ban of unusual and cruel punishment in death penalty cases (Furman v. Georgia (1972) With covid coming into place In my opinion with Not necessarily all home buyers are the same! When you choose to work with we buy ugly houses Baltimore & nationwide USA The ability to view ourselves from an unbiased perspective allows us to critically assess our personal strengths and weaknesses. This is an important step in the process of finding the right resources for our personal learning style. Ego and pride can be · By Day 1 of this week While you must form your answers to the questions below from our assigned reading material CliftonLarsonAllen LLP (2013) 5 The family dynamic is awkward at first since the most outgoing and straight forward person in the family in Linda Urien The most important benefit of my statistical analysis would be the accuracy with which I interpret the data. The greatest obstacle From a similar but larger point of view 4 In order to get the entire family to come back for another session I would suggest coming in on a day the restaurant is not open When seeking to identify a patient’s health condition After viewing the you tube videos on prayer Your paper must be at least two pages in length (not counting the title and reference pages) The word assimilate is negative to me. I believe everyone should learn about a country that they are going to live in. It doesnt mean that they have to believe that everything in America is better than where they came from. It means that they care enough Data collection Single Subject Chris is a social worker in a geriatric case management program located in a midsize Northeastern town. She has an MSW and is part of a team of case managers that likes to continuously improve on its practice. The team is currently using an I would start off with Linda on repeating her options for the child and going over what she is feeling with each option.  I would want to find out what she is afraid of.  I would avoid asking her any “why” questions because I want her to be in the here an Summarize the advantages and disadvantages of using an Internet site as means of collecting data for psychological research (Comp 2.1) 25.0\% Summarization of the advantages and disadvantages of using an Internet site as means of collecting data for psych Identify the type of research used in a chosen study Compose a 1 Optics effect relationship becomes more difficult—as the researcher cannot enact total control of another person even in an experimental environment. Social workers serve clients in highly complex real-world environments. 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After establishing where each member is in relation to the family A Health in All Policies approach Note: The requirements outlined below correspond to the grading criteria in the scoring guide. At a minimum Chen Read Connecting Communities and Complexity: A Case Study in Creating the Conditions for Transformational Change Read Reflections on Cultural Humility Read A Basic Guide to ABCD Community Organizing Use the bolded black section and sub-section titles below to organize your paper. For each section Losinski forwarded the article on a priority basis to Mary Scott Losinksi wanted details on use of the ED at CGH. He asked the administrative resident