A stream cipher encrypts data by XORing plaintext with the encryption key. How is the ciphertext converted back into plaintext

Answers

Answer 1

Answer:

A block cipher breaks down plaintext messages into fixed-size blocks before converting them into ciphertext using a key.

Explanation:


Related Questions

What different mechanisms could make the grain crusher work?

Answers

The post-cyclic behavior of biogenic carbonate sand was evaluated using cyclic triaxial testing through a stress control method under different confining pressures between 50 to 600 kPa

Your network performs a full backup every night. Each Sunday, the previous night's backup tape is archived. On a Wednesday morning, the storage system fails. How many restore operations would you need to perform to recover all of the data

Answers

The numbers of restore operations would you need to perform to recover all of the data is 4.

What does restore files implies?

Data restore is known to be the act  of copying a backup data from a secondary type of storage and putting it back to its formal location. One can also use a new location for the data.

Note that a restore is only carried out to replace lost data and doing it 4 times is the right numbers of restore operations that  you need to perform.

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Answer: One

Explanation:

A search expression entered in one search engine will yield the same results when entered in a different search engine.
A. True
B. False

Answers

Answer:

false

Explanation:

How do you remove the background of an inserted image.

Answers

To remove the background of an image, which is inserted in a software or program, select background removal from picture format tab.

How to remove the background of an inserted image?

The background of an inserted image needs to be changed in order to replace it or make it clear. The steps to remove the background of an inserted image are listed below.

Step 1- First of all choose the image whose background has to be change. Step 2-Go to the format of picture format tab.Step 3-Click on the remove background.Step 4- Now the area which is marked with different color than the original picture has been selected. One can change the area of removal according to the requirement.Step 5- Click on Keep change tab or right mark arrow to remove the background.

Hence, to remove the background of an image, which is inserted in a software or program, select background removal from picture format tab.

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Which of the following statements will cause a compile-time error? Parent person = new Child(); person.grade(); Child person = new Child(); person.gra

Answers

The  statement that will cause a compile-time error is  Parent person = new Child(); person.grade();

What is compile-time error with example?

A compile-time error is known to be a kind of errors that matches to that of semantics or syntax.

It is often known as Syntax errors and it occurs if the programmer does not use the steps of the syntax in the  programming language, due to the above, the compiler will bring out the syntax error.

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20 points!!!!! Help, I am being timed!!!!!!!

Don't just answer for the points!


Which snippet of code is in XML?

Answers

Answer: XML files that contain the code that to be inserted, elements that control its behaviour and metadata such as the author's name.

Explanation:

Your connection to this site is not secure how to fix.

Answers

Answer:

The only way to solve the issue is for the website operator to obtain a TLS certificate and enable HTTPS on their site. This will allow your browser to connect securely with the HTTPS protocol, which it will do automatically once the website is properly configured.

Explanation:

How to turn off flashing notification light on iphone.

Answers

Hello!

You can find this setting by going to
Settings > Accessibility > Audio/Visual and then turning “LED Flash For Alerts” off.

I hope that this helps you out!

The Rubik's Cube has been challenging, inspiring, and frustrating Americans for over 30 years. It has more than 43 quintillion possible combinations but only one solution!
TRUE OR False

Answers

False because there is many different way to solve it like CFOP, Roux and ZZ

Businesses that conduct telemarketing are required to access the Do-Not-Call Registry every _______ in order to maintain an updated database of people on the Do-Not-Call List.

Answers

Businesses that conduct telemarketing are required to access the Do-Not-Call Registry every 31 days in order to maintain an updated database of people.

What telemarketing firms do?

The act of telemarketing is known to be the act talking to potential or existing customers through the use of a telephone.

Conclusively, Note that Telemarketing can help a business firm to promote or boast their products or services, make their customer database stronger, bring about a lot of leads and appointments and others.

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What invention was created to try to enforce copyright protection on digital products

Answers

What invention was created to try to enforce copyright protection on digital products?

Digital Rights Management (DRM) systems

Digital rights management (DRM) is a set of access control technologies for restricting the use of proprietary hardware and copyrighted works. "Pay-per-use" policies were meant to prevent intellectual property from being copied freely, just as physical locks are needed to prevent personal property from being stolen.

What type of software might be somewhat "light" in functionality even though they
usually allow you to apply filters and special effects in a relatively straightforward
manner?
A. functionality software
B. watermark software
C. third-party software
D. proprietary software

Answers

The answer is d because it s the only one that makes sense here

The type of software that might be somewhat "light" in functionality even though they usually allow you to apply filters and special effects in a relatively straightforward manner is third-party software. Thus, the correct option for this question is C.

What do you mean by Software?

Software may be defined as a set of instructions, data, or programs which are considerably utilized in order to operate computers and execute specific tasks with respect to the instructions. The function of the software is absolutely the opposite of the hardware.

According to the context of this question, third-party software is a computer program that is constructed or developed by different companies, organizations, etc. For example, any software program working on a Microsoft computer that was not developed by Microsoft. This reveals an example of third-party software.

Therefore, third-party software is a type of software that might be somewhat "light" in functionality even though they usually allow you to apply filters and special effects in a relatively straightforward manner.

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The ________ states that given two plausible explanations for the same event, one should accept the less complex version.

Answers

Answer:

Rule of Parsimony

Explanation:

When working on electronic devices, what should you use to dissipate any static charge that might damage electronic chips

Answers

Anti-static bracelet/wristband
You put the bracelet on
The clip attached to something that’s very large and metal so that you are “grounded”
This is commonly used by PC builders

The people, procedures, hardware, software, data, and knowledge needed to develop computer systems and machines that can simulate human intelligence process include _____________, _______________, and _______________.

Answers

The people, procedures, etc. needed to create computer systems that can simulate human intelligence process include learning, reasoning, and self-correction .

What is artificial intelligence system?

This is known to be a type of system that is made use of people, procedures, hardware, software, etc. to create a type of computer systems and machines.

Conclusively, Know that they  often influence human intelligence processes, by  in the area of learning (the getting of information and methods for using the information), reasoning (thorough the use of laws or rules to come to a conclusion), and self-correction (through the use of different occurrences or outcome from one event to boast its performance on future times).

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Monique wants to protect her images from outside public use. What should she
nake sure to obtain?
A. a copyright

B. a watermark

C.intellectual property

D.a patent

Answers

Answer:

A and B

Explanation:

but still cuz u have only one choice B is the best option.

Good Luck :)

Monique wants to protect her images from outside public use. She should make sure to obtain a watermark. The correct option is B.

What is a watermark?

When it comes to the copyright protection and marketing of digital works, watermarking the process of superimposing a logo or piece of text on a document or image file is crucial.

A logo, line of text, or signature used as a watermark is placed over a picture. The majority of watermarks are transparent, allowing viewers to still enjoy the image. Usually, the watermark will also reveal the photographer.

They are proud of the effort they put in and do not want it copied or stolen and posted on other websites without permission.

They believe that a watermark will make it simple for viewers to locate and immediately recognize their photos and brand as their images are distributed online.

Thus, the correct option is B.

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what is the greatest number of bits you could borrow from the host portion of a class b subnet mask and still have at least 130 host per supnet

Answers

The greatest number of bits you could borrow from the host portion of a class b subnet mask and still have at least 130 host per subnet is 24.

What is a host bit?

Host bits are known to be the parts of an IP address that can state out a particular host in any subnet.

Note that whenever we take or borrow an host-bit, we can also double the number of subnets that we are said to create and as such, when we borrowing 2 host bits we can have 4 subnets.

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How to share excel file for multiple users office 365?.

Answers

Answer:

You would need that person email to share it with them.

Click the Review tab.
Click Share Workbook in the Changes group.
On the Editing tab, click to select the Allow changes by more than one user at the same time. ...
In the Save As dialog box, save the shared workbook on a network location where other users can gain access to it.

Or try emailing

What is the shortcut key for opening a new tab in a web browser.

Answers

Crtl + T is the answer

What is the quotient of 13.5÷0.75?

Answers

Answer: 18
Step-by-step explanation: The quotient is the answer to a division problem. If you multiply 0.75 by 18 you get 13.5. Hope this helps!

What is the action of extracting data fragments and then reassembling them in order to recover a file?.

Answers

The method of recreating files by scanning the raw bytes of a disk and reassembling them is known as file carving.

The action of extracting data fragments and then reassembling them in order to recover a file is known as "file carving".

What is file carving?

File carving is a process that is used to recover files that have been damaged or corrupted, or that have been split into multiple fragments. It involves identifying the fragments of the file, extracting them, and then reassembling them in the correct order to reconstruct the original file.

There are a number of tools and techniques that can be used for file carving, depending on the nature of the damage or fragmentation. Some common methods include using specialized recovery software, using a hex editor to manually extract and reassemble the data, or using forensic tools to analyze and reconstruct the file.

File carving can be a complex and time-consuming process, and the success of the recovery often depends on the severity of the damage and the availability of intact fragments of the file. However, with the right tools and techniques, it is often possible to recover at least some of the data from a damaged or fragmented file.

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Dropdown
Complete the sentence
A good digital citizen is

Answers

Answer:

A good digital citizen is one who knows what is right and wrong, exhibits intelligent technology behavior, and makes good choices when using technology.

Explanation:

Answer:ethical

Explanation:

i got a 100 %

What is a program that includes a function parameter capable of doing?
O
A. Passing data to a function whenever it is called
B. Storing data after a function is called
C. Returning data after a function completes a task
D. Ensuring that all function calls in the program are identical

Answers

A software program that includes a function parameter is capable of: A. passing data to a function whenever it is called.

What is a function parameter?

A function parameter can be defined as a special kind of variable which is used in a function to point to a data that is provided as input into the function.

This ultimately implies that, a software program that is coded by a software developer or programmer to include a function parameter is capable of passing data to a function as an input, whenever it is called.

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Assuming the priority queue is implemented as a heap, the first step is to insert the new element in the ____ available position in the list.

Answers

Assuming the priority queue is implemented as a heap, the first step is to insert the new element in the first available position in the list.

What is Priority Queues about?

Priority Queue is known to be one that is like a queue that is where one can insert an element mainly or ranging from the back and delete an element using the front.

Note that a new element one has to put the new element into the heap when there is a  first available location and as such, assuming the priority queue is implemented as a heap, the first step is to insert the new element in the first available position in the list.

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The method getValueFromFile is public and returns an int. It accepts no arguments. The method is capable of throwing an IOException and a FileNotFoundException. Write the header for this method.

Answers

The method header is an illustration of java programs

The definitions of the method header are:

public int getValueFromFile()public static int getValueFromFile()

How to determine the header of the method?

From the question, we have the following parameters:

Method name: getValueFromFile Modifier: publicReturn type: intNumber of arguments = 0

The syntax to define the header of a method is:

modifier return-type method-name (argument-list)

Using the above syntax, the definition of the method header is:

public int getValueFromFile()

It can also be written as:

public static int getValueFromFile()

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If the start index is __________ the end index, the slicing expression will return an empty string.

Answers

Answer:

"Greater than."

Explanation:

The designated end of a string cannot be reached from the start. For example, if you had a list labeled 'colors' (colors = [1,2,3,4]) and then you tried to bring back that list using colors[1:0], you will recieve an empty string. However, if the starting is lower than the final index, then your program will run. For example, if you use colors[0:1], you will be given the output: [1].

1.What are the importance of installation procedures of Windows 7?

Answers

Answer:

Check System Requirements

Check Hardware and Software Compatibility

Determine Disk Partitioning Options

Complete a Pre-Installation Checklist

Explanation:

Which of these are parts of the iterative process? check all of the boxes that apply.


debugging code


writing the initial code


testing code


documenting code


check all of the boxes that apply.

Answers

There are different kinds of practice . The option that is parts of the iterative process are:

Debugging code.Testing code.What is iterative processes?

The iterative process is known to be a kind of practice that pertains to  building up, polishing, and making a project, product, or initiative to be more better.

Note that the option that are parts of the iterative process are debugging code and testing  of code as they help one in product building.

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Answer:

A and C

Explanation:

Person above is correct

Which of the following security policies can be implemented to prevent removable media from automatically launching potentially harmful programs?
A. Disable AutoPlay.
B. Disable AutoRun.
C. Disable the Guest account
D. Enable screen lock.

Answers

The security policy that can be implemented to prevent removable media from automatically launching potentially harmful programs is Disable AutoRun.

Why should one disable AutoRun?

The Autorun is known to be a system function that often launches every time, and as such, it renders your system to be open to viruses, malwares, trojans etc.

Conclusively, The act of Disabling the autorun feature is one that can hinder malware from spreading in your system.

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What is the abuse of electronic messaging systems to indiscriminately send unsolicited bulk messages, many of which contain hoaxes or other undesirable contents such as links to phishing sites

Answers


I think the answer is spam
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