NA2 – Computer science

Hello,
Please answer the following tasks in a separate word document
Sub: Ethical Hacking
Task: Discussion
Write in 300 words, Cryptography is used to protect confidential data in many areas. Chose one type of cryptography attack and briefly explain how it works (examples include: ciphertext-only attack, known-plain-test attack, chosen-plaintext, chosen-ciphertext attack, timing attack, rubber hose attack, adaptive attack).
Task: Writing Assignment
Select one type of cryptography or encryption and explain it in detail. Include the benefits as well as the limitations of this type of encryption. Your summary should be 2-3 paragraphs in length and uploaded as a TEXT DOCUMENT. Click the link above to submit your work. There is an EXAMPLE attached to show you the format requirements.
What is most important is that you use YOUR OWN WORDS to summarize the news article. It is essential that you do not copy text directly from the Internet. Plagiarism is unacceptable. You can easily avoid this by rephrasing the contents and summarizing it using your own words.
Be sure it includes your reference citation.
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Sub: policy, legal and compliance
Task: Discussion
Discuss in 500 words your opinion whether Edward Snowden is a hero or a criminal. You might consider the First Amendment and/or the public’s right to know as well as national security concerns.
Use at least three sources. Use the Research Databases available from the Danforth Library, not Google. Include at least 3 quotes from your sources enclosing the copied words in quotation marks and cited in-line by reference to your reference list. Example: “words you copied” (citation) These quotes should be one full sentence not altered or paraphrased. Cite your sources using APA format. Use the quotes in your paragraphs. Do Not Doublespace.
Copying without attribution or the use of spinbot or other word substitution software will result in a grade of 0.
Write in essay format not in bulleted, numbered or other list format.
Do not use attachments as a submission.
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Sub: Building Web Applications
Task: Discussion

Read Chapter 3 of the Sullivan text, Authentication.
Primary topics:
Fundamentals
Authentication Models
Passwords
Read the section in this week’s reading assignment on secure passwords.
Then pick and three passwords: one not secure, one acceptable, and one very secure. Then write a brief description of the passwords you have chosen, indicating why they are secure or not secure.t
Post between 200 and 300 words.