March 2023

Question 1: Hash & MAC Security (30 Marks) In a certain network protocol, each datagram consists of a 256-bit header and a 256-bit payload. An organisation decides to store hashed datagrams for analytic purposes. These hash values need to be calculated on resource-limited devices that can only process data in 256-bit chunks. Thankfully, the devices have hardware implementations of the following cryptographic algorithms: • SHACAL, a block cipher with 256-bit keys, 256-bit input blocks, and 256-bit outputs, and • H, a secure internal hash function with 256-bit inputs and 128-bit outputs. Since the internal hash function H cannot process entire datagrams, it is necessary to design a hashing method that can compute datagram hashes based on the internally implemented algorithms. The engineers come up with the following designs for hashing datagrams: Design A: Hash separately, then XOR, i.e., Hash(datagram) := H(header) ⊕ H(payload) .

Question 1: Hash & MAC Security (30 Marks) In a certain network protocol, each datagram consists of a 256-bit header and a 256-bit payload. An organisation decides to store hashed datagrams for analytic purposes. These hash values need to be calculated on resource-limited devices that can only process data in 256-bit chunks. Thankfully, the devices […]

Question 1: Hash & MAC Security (30 Marks) In a certain network protocol, each datagram consists of a 256-bit header and a 256-bit payload. An organisation decides to store hashed datagrams for analytic purposes. These hash values need to be calculated on resource-limited devices that can only process data in 256-bit chunks. Thankfully, the devices have hardware implementations of the following cryptographic algorithms: • SHACAL, a block cipher with 256-bit keys, 256-bit input blocks, and 256-bit outputs, and • H, a secure internal hash function with 256-bit inputs and 128-bit outputs. Since the internal hash function H cannot process entire datagrams, it is necessary to design a hashing method that can compute datagram hashes based on the internally implemented algorithms. The engineers come up with the following designs for hashing datagrams: Design A: Hash separately, then XOR, i.e., Hash(datagram) := H(header) ⊕ H(payload) . Read More »

What is a data breach? Undertake some online research to identify a recent example (must be from the last 6 months) of a data breach and use your example to answer this question A. Describe the characteristics of your example of a data breach (How did it occur and what was most significant about it? (1 mark)

For faster services, inquiry about  new assignments submission or  follow ups on your assignments please text us/call us on +1 (251) 265-5102 CLA #1 Tasks In no more than 500 words, address the following TWO questions and their parts 1. What is a data breach? Undertake some online research to identify a recent example (must be

What is a data breach? Undertake some online research to identify a recent example (must be from the last 6 months) of a data breach and use your example to answer this question A. Describe the characteristics of your example of a data breach (How did it occur and what was most significant about it? (1 mark) Read More »

You will be examining the characters, mood, imagery, and theme of the story. This is called a Literary Analysis, and in it you will be citing evidence from the story to support your points. Before you start analyzing the story make sure you understand what characters, mood, imagery, and theme are in a story.

For faster services, inquiry about  new assignments submission or  follow ups on your assignments please text us/call us on +1 (251) 265-5102 Lesson 4: Catch the Moon You will be examining the characters, mood, imagery, and theme of the story. This is called a Literary Analysis, and in it you will be citing evidence from the

You will be examining the characters, mood, imagery, and theme of the story. This is called a Literary Analysis, and in it you will be citing evidence from the story to support your points. Before you start analyzing the story make sure you understand what characters, mood, imagery, and theme are in a story. Read More »

You will be examining the characters, mood, imagery, and theme of the story. This is called a Literary Analysis, and in it you will be citing evidence from the story to support your points. Before you start analyzing the story make sure you understand what characters, mood, imagery, and theme are in a story.

For faster services, inquiry about  new assignments submission or  follow ups on your assignments please text us/call us on +1 (251) 265-5102 Lesson 4: Catch the Moon You will be examining the characters, mood, imagery, and theme of the story. This is called a Literary Analysis, and in it you will be citing evidence from the

You will be examining the characters, mood, imagery, and theme of the story. This is called a Literary Analysis, and in it you will be citing evidence from the story to support your points. Before you start analyzing the story make sure you understand what characters, mood, imagery, and theme are in a story. Read More »

In your role as an Educator, identify 2 breaches of legislation which may occur in a Children’s Services and provide information as to where you would obtain the latest information on best practice. Please be specific in your example outlining the concern and access to best practice. You must link accurately to legislation which has been breached as shown below. Example of a breach:

For faster services, inquiry about  new assignments submission or  follow ups on your assignments please text us/call us on +1 (251) 265-5102 Item 1 – Written Assessment CHCECE055 Meet legal and ethical obligations in children’s education and care and CHCECE056 Work effectively in children’s education and care These units are co-assessed Performance Criteria Training Details CHCECE055

In your role as an Educator, identify 2 breaches of legislation which may occur in a Children’s Services and provide information as to where you would obtain the latest information on best practice. Please be specific in your example outlining the concern and access to best practice. You must link accurately to legislation which has been breached as shown below. Example of a breach: Read More »

CASE STUDY. Ann is a 68-year-old woman. She lives with her husband Andrew, age 79, in a modest bungalow in a rural area about 10 minutes from town. Andrew was diagnosed with lung cancer with metastases to liver and bone 10 months ago. Andrew had been feeling unwell for several months before seeking medical attention. He now is very weak and spends mo

For faster services, inquiry about  new assignments submission or  follow ups on your assignments please text us/call us on +1 (251) 265-5102 COU 202 Assessment 1 Individual Written Assessment (30%) Due Date: Week 7 Word Count: 2000 -2200 words Students will research and write a report based on the following case study. Your response requires you

CASE STUDY. Ann is a 68-year-old woman. She lives with her husband Andrew, age 79, in a modest bungalow in a rural area about 10 minutes from town. Andrew was diagnosed with lung cancer with metastases to liver and bone 10 months ago. Andrew had been feeling unwell for several months before seeking medical attention. He now is very weak and spends mo Read More »

Consult the ACWA code of ethics and the ACWA Work Practice Guidelines to consider the following short scenario. You must not copy anything from these documents, but cite the principle or guideline number and then explain your response in your own words. A 16-year-ol

For faster services, inquiry about  new assignments submission or  follow ups on your assignments please text us/call us on +1 (251) 265-5102 FLD201 Ethics and Professional Practice Assignment 1 Assessment 1: Open-book, short-answer assessment (20%) Due Date: Week 4 Total Word Count: 700 words (+ or – 10%) excluding references All students from every campus must

Consult the ACWA code of ethics and the ACWA Work Practice Guidelines to consider the following short scenario. You must not copy anything from these documents, but cite the principle or guideline number and then explain your response in your own words. A 16-year-ol Read More »

Consider the resources provided to you and determine what changes you can apply in your life and for your environment. Explore the links provided in this module and consider the information provided to you on how to

For faster services, inquiry about  new assignments submission or  follow ups on your assignments please text us/call us on +1 (251) 265-5102 Responsible Stewardship Reflect on your own lifestyle and habits Consider the resources provided to you and determine what changes you can apply in your life and for your environment. Explore the links provided in

Consider the resources provided to you and determine what changes you can apply in your life and for your environment. Explore the links provided in this module and consider the information provided to you on how to Read More »

Consider the resources provided to you and determine what changes you can apply in your life and for your environment. Explore the links provided in this module and consider the information provided to you on how to live more sustainability and become involved in environmental policy. An important asp

For faster services, inquiry about  new assignments submission or  follow ups on your assignments please text us/call us on +1 (251) 265-5102 Responsible Stewardship Reflect on your own lifestyle and habits Consider the resources provided to you and determine what changes you can apply in your life and for your environment. Explore the links provided in

Consider the resources provided to you and determine what changes you can apply in your life and for your environment. Explore the links provided in this module and consider the information provided to you on how to live more sustainability and become involved in environmental policy. An important asp Read More »

This assignment is meant to give you a chance to thoroughly and completely work through the President/executive branch role in making policy in the U.S. system, while also applying some historical knowledge a

For faster services, inquiry about  new assignments submission or  follow ups on your assignments please text us/call us on +1 (251) 265-5102 Policy and action recommendation for the President What: Recommend a policy and action for the President This paper will give you a chance to get into some depth regarding the President’s role in the

This assignment is meant to give you a chance to thoroughly and completely work through the President/executive branch role in making policy in the U.S. system, while also applying some historical knowledge a Read More »

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