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In the ever-evolving landscape of information security, one aspect that continually poses a challenge is social engineering. This deceptive practice involves manipulating individuals to gain unauthorized access to sensitive information or systems. In this article, we will delve into the intriguing world of social engineering and how it affects our lives, often in ways we might not expect.
Understanding Social Engineering
Social engineering is not a new concept, but with the digital age, it has taken on new dimensions. It is essentially a psychological manipulation tactic used by cybercriminals to exploit human nature and trust. Here are some key aspects to consider:
1. The Human Element
At its core, social engineering targets the human element of security. It preys on our willingness to trust and assist others, making it a potent tool in the hands of cybercriminals.
2. Diverse Techniques
Social engineers employ various techniques, such as phishing emails, pretexting (creating fabricated scenarios), baiting (using enticing offers), and tailgating (physically following authorized personnel).
3. Case Studies
To understand the real-world impact of social engineering, let’s explore some intriguing case studies:
Social engineering often leaves victims not only financially compromised but also psychologically affected. The feeling of being deceived can be deeply unsettling.
The Broader Impact
Social engineering extends beyond individual victims. It has implications for organizations and even national security. By infiltrating organizations through human deception, cybercriminals can access sensitive corporate data, intellectual property, and financial resources.
5. Educational Initiatives
Awareness and education are essential in combating social engineering. Businesses and individuals alike should be aware of common tactics and red flags.
6. Ongoing Challenges
Despite advancements in technology, social engineering remains a persistent threat. The human element is difficult to secure fully, making it an ongoing challenge for cybersecurity experts.
Staying One Step Ahead
As technology evolves, so too do the methods of social engineering. Therefore, it is crucial to remain vigilant and skeptical, especially when dealing with unsolicited requests for information or assistance. By staying informed and cautious, we can collectively reduce the success of social engineering attacks.
To explore related topics or case studies further, consider the following resources:
In an increasingly connected world, understanding and guarding against social engineering is vital for personal and collective security. By being aware of these tactics, we can better protect ourselves and our organizations from falling victim to these deceptive practices.
Disclaimer: This article serves as an informational resource and does not endorse or encourage any illicit activities related to social engineering.
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Phoenix Fine Electronics would like more information about their system options and your recommendation. They are interested in learning how the strengths of the system can be turned into measurable values for the business upon implementation.
Modify the chart from your Wk 2 assignment by adding the following:
The strengths and weaknesses of each system
The impact of the strength and weakness
Cite at least 2 sources in the additional columns in your chart.
Write a business case for your recommendation. This business case will be revisited in Wk 6. As a guideline, this section of the business case should be approximately 3 to 4 pages in length.
Use the information from your executive summary and add the following information:
At least 3 measurable organizational values the new system will bring
The benefits of the value to the business
How will these values differentiate the business to the customers
The risks of doing the project
The risks of not doing the project
The modified comparison chart (from above)
References
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Problem 1 (40%): Convergence FE solution of beam models
Consider a rectangular plate with width W height H , thickness t subject to various in plane
loading and boundary conditions, see Figure 1 to 6. Find the displacement solutions by finite
element method use beam elements. Find the FE solutions by programs in PS-TOOLs-2023.
L=100+CID (in.), H= L/10; E=1e7 psi, t=1 in. We will treat the ‘beam solution’ as the reference
‘exact’ solution. Solve the problem with various meshes and report the best solution in the
answer sheets. Specifically, solve the problem for the following BC and loadings:
(a) Simply-supported, uniformly distributed loading w lb/in along top edge, The load will
produce max deflection of 0.5 in by beam solution. (Total force FT=w*L), see Fighue 1.
(b) Clamped-free BC. Uniformly distributed total force PT applied at the right edge. The load
PT will produce max deflection of 0.5 in by beam solution. See Figure 2.
(c) Clamped-free BC with uniformly distributed loading w lb/in along top edge, The load w
will produce max deflection of 0.5 in by beam solution. (Total force FT=w*L). See Figure
3.
(d) Clamped-supported BC with uniformly distributed loading w lb/in along top edge, The
load w will produce max deflection of 0.5 in by beam solution. (Total force FT=w*L).
See Figure 4.
(e) Clamped-clamped BC with uniformly distributed loading w lb/in along top edge, The
load w will produce max deflection of 0.5 in by beam solution. (Total force FT=w*L).
See Figure 5.
Solve the problem use several meshes and compare the solution with the results obtained by
matlab program dsolve.
Page numbers in solution book:
Problem 1
Part [a] Page ____
Part [b] Page ____
Part [c] Page ____
Part [d] Page ____
Part [e] Page ____
Remarks: ignore the dimemsion tic in the above figure.
Problem 2(20%): Convergence of Plane stress analysis of 2-D Plate
models For the model of Figure 4, use the following data W=100+CID (in.), H=W; E=1e7 psi, t=1 in. Find
converged maximum deflection and max stress by finite element method, use programs in PS-
TOOLs-2023. That is, solve the problem use various meshes until the maximum responses is
within 2 percent.
Page numbers in solution book:
Problem 2 : Page________
Problem 3(20%): Long hand plane stress analysis of an L-plate Consider the L-plate shown in Figure 7 defined by points A to F . The edge AF is clamped with
uniformly distributed vertical load 50 lb/in along C to D. Solve the plane stress problem by finite
element method use Matlab-aided longhand solution.
Geometrical Data for the L-Plate: L=40 in., t=1 in =thickness
AF=W1 =L+CID, BC=2*L, AB=2*L, FE=AF. (ignore the coordinate tics in the figures)
Material properties: E=1e7 psi, v=0.3.
Use the following 4 element FE mesh:
One R8 element for domain APEF
One R4 element for domain BPQE
Two T3 elements for domain EQCD
Where P is the intersection point of the extension of DE and line AB;
and Q is the intersection point of the extension of FE and line BC;
Page numbers in solution book:
Problem 3 : Page________
Problem 4 (10%) High order beam elements
Solve all cases of Problem 1, use 1 Beam6A element.
Problem 5 (10%) High order beam elements
Solve all cases of Problem 1, use 1 Beam6B element.
Final Exam Part 1(80) ,
Due 12:30 May 2, 2023
Name_______________ CID___________
Student ID_________________
1. Open books and notes
2. Work independently
3. Submit a solution book with all hand
calculations, if any, and PS tool input
files. Include the problem statements in
the solution book.
4. Submit your solution book on May 2with the
following options [i] turn in a hard copy
[ii] upload a soft copy .
Problem 1 (40%): Convergence FE solution of beam models
Consider a rectangular plate with width W height H , thickness t subject to various in plane
loading and boundary conditions, see Figure 1 to 6. Find the displacement solutions by finite
element method use beam elements. Find the FE solutions by programs in PS-TOOLs-2023.
L=100+CID (in.), H= L/10; E=1e7 psi, t=1 in. We will treat the ‘beam solution’ as the reference
‘exact’ solution. Solve the problem with various meshes and report the best solution in the
answer sheets. Specifically, solve the problem for the following BC and loadings:
(a) Simply-supported, uniformly distributed loading w lb/in along top edge, The load will
produce max deflection of 0.5 in by beam solution. (Total force FT=w*L), see Fighue 1.
(b) Clamped-free BC. Uniformly distributed total force PT applied at the right edge. The load
PT will produce max deflection of 0.5 in by beam solution. See Figure 2.
(c) Clamped-free BC with uniformly distributed loading w lb/in along top edge, The load w
will produce max deflection of 0.5 in by beam solution. (Total force FT=w*L). See Figure
3.
(d) Clamped-supported BC with uniformly distributed loading w lb/in along top edge, The
load w will produce max deflection of 0.5 in by beam solution. (Total force FT=w*L).
See Figure 4.
(e) Clamped-clamped BC with uniformly distributed loading w lb/in along top edge, The
load w will produce max deflection of 0.5 in by beam solution. (Total force FT=w*L).
See Figure 5.
Solve the problem use several meshes and compare the solution with the results obtained by
matlab program dsolve.
Page numbers in solution book:
Problem 1
Part [a] Page ____
Part [b] Page ____
Part [c] Page ____
Part [d] Page ____
Part [e] Page ____
Remarks: ignore the dimemsion tic in the above figure.
Problem 2(20%): Convergence of Plane stress analysis of 2-D Plate
models For the model of Figure 4, use the following data W=100+CID (in.), H=W; E=1e7 psi, t=1 in. Find
converged maximum deflection and max stress by finite element method, use programs in PS-
TOOLs-2023. That is, solve the problem use various meshes until the maximum responses is
within 2 percent.
Page numbers in solution book:
Problem 2 : Page________
Problem 3(20%): Long hand plane stress analysis of an L-plate Consider the L-plate shown in Figure 7 defined by points A to F . The edge AF is clamped with
uniformly distributed vertical load 50 lb/in along C to D. Solve the plane stress problem by finite
element method use Matlab-aided longhand solution.
Geometrical Data for the L-Plate: L=40 in., t=1 in =thickness
AF=W1 =L+CID, BC=2*L, AB=2*L, FE=AF. (ignore the coordinate tics in the figures)
Material properties: E=1e7 psi, v=0.3.
Use the following 4 element FE mesh:
One R8 element for domain APEF
One R4 element for domain BPQE
Two T3 elements for domain EQCD
Where P is the intersection point of the extension of DE and line AB;
and Q is the intersection point of the extension of FE and line BC;
Page numbers in solution book:
Problem 3 : Page________
Problem 4 (10%) High order beam elements
Solve all cases of Problem 1, use 1 Beam6A element.
Problem 5 (10%) High order beam elements
Solve all cases of Problem 1, use 1 Beam6B element.
Problem 1 (40%): Convergence FE solution of beam models
Problem 2(20%): Convergence of Plane stress analysis of 2-D Plate models
Problem 3(20%): Long hand plane stress analysis of an L-plate
Problem 4 (10%) High order beam elements
Problem 5 (10%) High order beam elements
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You are working for a company. Your task is to improve a tool or appliance from your daily life. Pick a tool or appliance from your daily life or home and redesign it for better functionality, reliability, and cost. You are required to create a prototype. What steps would you use to complete the redesign and prototype? We’ll explore this further in our discussion this week.
Answer the following:
Explain your method for the redesign and give the reasoning behind it. Make sure you include each step you are going to take.
Add a sketch of your redesign with the following views, including major dimensions (width, height, and depth):
Front view.
Right side view (must be horizontally aligned with the front view on the right side).
Top view (must be vertically aligned with the front view on the top).
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