Encryption, Decryption, and Secure Internet Communications and Monetary Transactions

With the increasing use of computers, hackers and other attackers continually attempt to retrieve personal information online. It is extremely important to know the risks involved in sharing personal information online and the ways to maintain and protect this information.

What should people know in order to bank or shop online? How can people ensure privacy in computer communications and transactions?

Tasks:

As a follow-up to your meeting with the senior managers of CSII, prepare an 8- to 10-slide Microsoft PowerPoint presentation for CSII employees to educate them about encryption, decryption, and secure Internet communications and monetary transactions. In the presentation, address the following:

  • Explain and analyze cryptography and cryptanalysis in relation to computer security systems.
  • Analyze the types of popular encryption techniques that businesses have to choose from.
  • Analyze the types of secure Internet communications and monetary transaction methods available to businesses today.
  • Analyze the advantages and disadvantages of encryption, decryption, and secure Internet communications and monetary transactions.

The presentation should include a title slide, an objectives slide, and a reference slide. Use the Notes function to provide additional information.

Cite references in APA format.

 

php coding

I have all my codes set up but am having trouble with a few things. I just need some guidance on what I am doing wrong and why my codes are not working as I would like them to.

 

The problems I am having, that I need guidance with:

– Edit button does not work, therefore, customers cannot edit their info

– From here I need to figure out if the edit page does actually work

– My table is allowing empty values to go through to the table (this cannot happen)

Create an Android™ app that will be used to enter student grades for college courses.

Create an Android™ app that will be used to enter student grades for college courses.

Develop three screens as follows:

The first screen should allow the entry of a student id, first name, last name, class id, and class name.
The second screen should allow the entry of a grade for each student and class that they took. The grade entry will be a number which can range from 0 – 100.
The third screen should show the student name and overall letter grade for the semester based on the classes that they took. Note: Use the grade conversion table below:

Points Grade

100-90 A

80-89 B

70-88 C

60-69 D

Below 60 F

Use the sample students and grades below:

Student ID Student Name Class ID Class Name Grade

1 Sally Smith 100 Biology 70

1 Sally Smith 110 Gym 90

2 Mark Front 120 English 40

2 Mark Front 110 Gym 10

3 Rick Hart 130 Science 85

3 Rick Hart 100 Biology 90

3 Rick Hart 110 Gym 45

4 Justin Jones 140 Computers 45

4 Justin Jones 120 English 70

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Design the database using the following fields and criteria:

StudentID VARCHAR(8),

FirstName varchar(20),

Lastname varchar(20),

ClassID varchar(20),

Grade Integer(3),

Lettergrade Varchar(2)