The statement that is not true about cryptographic hash algorithms is "It is impossible to find two messages m1 and m2, such as hash(m1) = hash(m2)."
Cryptographic hash algorithms are designed to map input data of arbitrary size to a fixed-size output, called a hash value or digest. The hash function should possess certain properties, including the property of collision resistance, which means it should be computationally infeasible to find two different messages that produce the same hash value.
The first statement, "The same message to cryptographic hash functions always generate the same hash value," is true. The same input will always yield the same output hash value.
The third statement, "A small change to a message will result in a big change of hash value," is also true. Even a minor modification in the input message will produce a significantly different hash value due to the avalanche effect of cryptographic hash functions.
However, the second statement, "It is impossible to find two messages m1 and m2, such as hash(m1) = hash(m2)," is false. While highly unlikely, the existence of hash collisions is theoretically possible due to the pigeonhole principle. However, a secure hash function should make finding such collisions computationally infeasible.
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When you click and drag an object onto the scene view, what will Unity automatically do with that object?
Answer:
click and drag to move the camera
Explanation:
I got it right
characteristics and purpose of a motherboard
what do you think about when you enter school
Answer:
i think my day is about to start and i'm going to get the chance to finally talk to my best friends on D!$C0rD, and then i think about how my parents are rUDe for not letting me talk to my friends. :/
Not again
Or
I’m going to end my life today
I don’t like school
Explain the expression below
volume = 3.14 * (radius ** 2) * height
Answer:
Explanation:
Cylinder base area:
A = π·R²
Cylinder volume:
V = π·R²·h
π = 3.14
R - Cylinder base radius
h - Cylinder height
can someone tell me why it says that and how i can fix it pls
View the image below for the answer.
search engine optimization (seo) is a means by which group of answer choices web site developers can negotiate better deals for paid ads. web site developers can increase web site search rankings. web site developers index their web sites for search engines. web site developers optimize the artistic features of their web sit
Search engine optimization (SEO) helps website developers increase their website search rankings.
SEO Advantages
For someone who is in the field of digital marketing or internet marketing, they may know what the benefits of SEO are for a business website. SEO is currently indispensable for any website, especially business websites. If a company has a website and does not apply SEO techniques at all, it means that the company has wasted the opportunity to grow its business or get promotions for free from search engines.
Benefits of SEO for Business Websites
•Bringing Potential Traffic
• A More Specific Goal
• Raising Brand Awareness
• Promotion for 24 Hours
• Capable of competing with large corporations
•Long-term financial investment
SEO definition
Search Engine Optimization, or SEO for short, is one of the marketing strategies or ways to get your website on the first page of search engine results. This optimization technique determines whether this website or website page is in accordance withearch engine standards to be displayed on the top of the first page or not.
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1. Which of the following words is a synonym for gigantic?
1.tiny
2. gorgeous
3. big
4. Green
Help asap
Answer:
3. big
Explanation:
gigantic means huge or enourmous. gigantic is basically just bigger big.
so uh- yeah.
A radio and communications security repairer is responsible for both radio and satellite communication systems.
True
False
Answer:
The answer is true
Explanation:
I got it correct on the quiz
HELP HELP HELP HELP
I spilled acetone nail polish remover on my Chromebook and it left white stains and I tried to scrap most of it off but it won't go away and I REALLY need to fix or cover this up :( Please help me!!!
Why do companies collect information about consumers? A. Because they want to meet new friends on social networks B. Because they take consumers' best interests to heart C. Because they want to effectively advertise to consumers D. Because they are looking for good employees to hire
Answer:
C. Because they want to effectively advertise to consumers.
Explanation:
Companies collect info for more accurate advertisements, which are designed to make people interact with them more commonly.
which line of java code correctly creates a two-dimensional array of integers containing six total locations (holds six numbers)?
To create a two-dimensional array of integers in Java containing six total locations, you can use the following line of code:
```java
int[][] myArray = new int[2][3];
```
This code creates a 2D array named "myArray" with 2 rows and 3 columns, resulting in a total of 6 locations to hold integer values.
An "array" is a data structure used to store a collection of elements of the same type. It provides a way to organize and access data in a sequential manner. Arrays are commonly used in programming and can be found in various programming languages. In an array, elements are stored in contiguous memory locations, and each element is identified by its index. The index represents the position of an element within the array, starting from 0 for the first element and incrementing by one for each subsequent element.
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Sansa has moved the only Linux server within VPC1 to the Linux-only VPC15. The remaining servers in VPC1 all run Windows Server. Which of the following should she do on the firewall for VPC1?
Disable port 22
HIDS
private key
Sansa should disable port 22 on the firewall for VPC1 since it is used for SSH access to Linux servers, and the Linux server has already been moved to VPC15. She may also consider implementing a Host-based Intrusion Detection System (HIDS) to enhance the security of the remaining Windows servers in VPC1.
Explanation:
Disable port 22: Port 22 is the default port used for SSH access to Linux servers. Since Sansa has moved the only Linux server to VPC15, there is no need to keep port 22 open on the firewall for VPC1. Disabling port 22 enhances security by closing this entry point for SSH connections.
Implement HIDS: Host-based Intrusion Detection System (HIDS) monitors and analyzes activity on a specific host or server. Sansa should consider implementing a HIDS for the remaining Windows servers in VPC1. HIDS can help detect and respond to potential security incidents, providing an additional layer of security for the Windows servers.
Private key: In this scenario, the private key is not directly relevant to the firewall configuration. A private key is typically used for secure authentication to a server, but it does not affect the firewall rules. It is more related to the authentication mechanism and access control for the server itself.
By disabling port 22 and implementing a HIDS, Sansa can enhance the security of VPC1. Disabling unused ports reduces the attack surface, and a HIDS provides monitoring and detection capabilities to identify potential intrusions or suspicious activities on the remaining Windows servers. It is important to regularly review and update firewall rules and security measures to ensure the ongoing protection of the VPC environment.
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Gaining information by tricking an individual into releasing information is often referred to as.
Answer:
Social engineering
Explanation:
1. Write a 400-500 word research report about Burke High School.
2. Use the school’s website to find information on the following topics:
• The Basics – address, school colors, mascot, magnet focus (if they have one)
• History – when the school opened and other facts about the school’s past
• Mission Statement - the school’s stated educational purpose (write it down
word for word)
• Find the Course Guide/Directory/Catalog – This is FULL of good info
• Academics – unique classes/programs (magnet?)
• Specific classes – investigate at least one specific, unique class that is offered
at the school and focus a paragraph about that class
• Principal– name and a couple facts about him/her
• Activities – extra-curricular activities that interest you (sports, drama, music,
clubs)
Answer:
when is it due
Explanation:
why are medical related professions and human resources important?
Answer:
See below.
Explanation:
Medical related professions are identified as one of the core building blocks of a healthcare system. The role of "medical related professionals" in healthcare industry is confined to managing safety and legal issues, ensuring efficient performance, and developing problem solving and decision-making skills.
1) According to the text, what is a common cause of collisions ?
O taking a call on a cell phone
O defensive driving
O checking your surroundings
O no answer applies
Oscanning for hazards
is a common cause of collisions.
Answer:
Taking a call on a cell phone.
List some of the icons present in Microsoft Windows 7 desktops.
Answer:
Common desktop icons include Computer, your personal folder, Network, the Recycle Bin, Internet Explorer, and Control Panel.
Explanation:
What does the term catfish mean when dealing with the internet.
Answer:
i would say someone pretending to be someone they are not
Explanation:
What are the characteristics of:
Master file
Transaction file
Reference file
Explanation:
Hope it helps you!What is missing in the following program in order to have the output shown? numA = 24 while numA 3: numA = numA - 7 print(numA) OUTPUT: 3
Answer:
i got >
Explanation:
24 is > 3
Answer:
me too >
Explanation:
24 is greater than 3
Name two sensors which would be used in a burglar alarm system
1. Passive Infrared Sensor
This sensors type is passive in a way that it doesn't radiate its own energy. Instead, it detects the infrared light radiating from objects. This way, it can detect whenever there's a human or another living being in its field of view.
2. Photoelectric Beams
This is also another type of motion detector, but it doesn't work similarly to the others. For one, it doesn't have a coverage area. It only forms a fence, which triggers the alarm if broken.
It consists of two separate parts that form a sort of a fence made of IR beams. When someone steps into the beams, between the two parts, they trigger the alarm.
Computer _ rely on up to date definitions?
A. Administrators
B. Malware Scan
C. Firmware updates
D. Storage Drivers
Answer: The correct answer is B. Malware Scan
Explanation:
The word "definition" only applies to antivirus and malware removal applications that scan for patterns using the definitions. The other choices do not use definitions. Firmware updates rely on images, storage drives use drivers and administrators are user privilege type.
Please help I suck in computer science
Answer:
print(5**3)
Explanation:
** is the exponentiation operator
An example of documentary evidence that might be presented at trial for a cyber crime is:
A. None of these choices.
B. data retrieved from slack space on a hard drive.
C. a cellular telephone.
D. a photocopy of a hacker’s spreadsheet of telephone numbers and e-mail addresses.
An example of documentary evidence that might be presented at trial for cybercrime is a photocopy of a hacker’s spreadsheet of telephone numbers and e-mail addresses. Thus, option D is correct.
What is the evidence?
Evidence is really the data used to attempt to support anything in a court of justice. Evidence is gathered from people, artifacts, and records. The only means through which the court may draw conclusions and reach a ruling is via the use of evidence.
According to the definition of information, it is the demonstration of any claim to be true. A hard copy of a hacker's worksheet with contact information and e-mail accounts is an illustration of documented evidence that might be used in court to prove a cybercrime. Therefore, option D is the correct option.
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Open a terminal (cmd in windows), then ping www.odu.edu. Apply a corresponding filter to display the related packets in wireshark. What is the IP address that your ping command talks to
To find out the IP address that your ping command talks to, you can follow the given steps: Step 1: Open a terminal (CMD in Windows) and then type the ping command, followed by the website's URL (in this case, www.odu.edu).Step 2: Press the Enter key and wait for the results.
Step 3: Open Wireshark and go to Capture > Interfaces. Choose the interface that you want to capture packets on. (Ensure the capture interface is the same that you used to ping the website URL). Step 4: Start capturing packets by pressing the start button on the screen. Step 5: Click on the "Capture Filter" option under the Capture menu in Wireshark. Step 6: In the Capture Filter window, type 'icmp' in the filter box and click on the Apply button.
Step 7: Once you see that Wireshark is capturing ICMP packets (identified by the protocol number "1"), stop the packet capture. Step 8: Locate the first ICMP packet in the packet list (usually, the first packet is an Echo Request). Step 9: Expand the Internet Protocol (IP) section in the packet details. In the IP section, you will find the IP address that your ping command talks to. (Refer to the below image for clarity).The IP address that the ping command talks to is usually displayed in the "Internet Protocol" section in the Wireshark packet details window. For the given example, the IP address of www.odu.edu is 198.82.183.135.
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2. indicate the entries in the tables when the following procedures are executed. addblock(f2,b) addblock(f1,b) delblock(f1,5) delblock(f3,7) addblock(f1,b)
To answer this question, we need to understand what is meant by the terms "entries" and "tables". In the context of databases, a table is a collection of data that is organized into rows and columns, while an entry refers to a single record or piece of data within that table.
The first two procedures are adding blocks to files f2 and f1 respectively, with the block data represented by the variable "b". When these procedures are executed, new entries will be added to the corresponding tables for each file. The exact structure of these tables is not provided, so we cannot say exactly what these entries will look like.
The next two procedures are deleting blocks from files f1 and f3. In the case of delblock(f1,5), we are removing the 5th block from file f1. This means that the corresponding entry for that block will be deleted from the table for file f1. Similarly, for delblock(f3,7), we are deleting the 7th block from file f3, which will remove the corresponding entry from the table for file f3.
Finally, we have another addblock procedure for file f1, which will add a new entry to the table for that file. Again, we don't know the exact structure of the table, so we can't say what this entry will look like.
In summary, the entries in the tables will change as follows:
- For file f2, a new entry will be added representing the block data provided by variable "b".
- For file f1, two new entries will be added representing the block data provided by variable "b". The 5th block will be removed (and its corresponding entry deleted), and then a new entry will be added for the new block data provided by variable "b".
- For file f3, the 7th block will be removed (and its corresponding entry deleted).
A step by step analysis is given below :
1. addblock(f2, b):
This procedure adds a new block (b) to the table associated with f2. As a result, the entries in the table for f2 will now include block b.
2. addblock(f1, b):
This procedure adds block b to the table associated with f1. Now, both tables for f1 and f2 have an entry for block b.
3. delblock(f1, 5):
This procedure removes block 5 from the table associated with f1. After this step, the entries in the table for f1 will no longer include block 5, but the other entries will remain unchanged.
4. delblock(f3, 7):
This procedure removes block 7 from the table associated with f3. Consequently, the entries in the table for f3 will no longer include block 7, but the other entries will stay the same.
5. addblock(f1, b):
Since block b is already present in the table for f1 (from step 2), this procedure does not change the entries in the table for f1.
In summary, after executing all the procedures, the tables will have the following entries:
- Table for f1: includes block b and any other existing entries, but not block 5.
- Table for f2: includes block b and any other existing entries.
- Table for f3: does not include block 7 and remains with its other existing entries.
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write an algorithm and draw a flowchart to count the digits present in the given integer.
Answer:
The algorithm is as follows:
Input number
count = 0
while(number not equal 0)
number = number / 10
count = count + 1
end
Print count
Explanation:
This gets input for the integer number
Input number
This initializes count of digits to 0
count = 0
The following loop is repeated while number is not 0
while(number not equal 0)
This performs integer division of the number by 10; the resulting division is saved in variable number
number = number / 10
The count variable is incremented by 1
count = count + 1
The loop ends here
end
This prints the count of integers
Print count
See attachment for flowchart
For which task would you most likely use word-processing software? question 5 options: formatting text with various fonts, sizes and styles placing text in rows and columns for sorting and filtering creating slides and displaying them in a continuous loop placing numeric data in rows and columns for statistical analysis.
Answer:
Option 1, Option 2, Option 4
Explanation:
Word processors like Word and Docs can be used to format text and create visually appealing works for presentation, and, while it is used for presentation, it is not used for slideshows, meaning all of the options except making slides are correct.
The tasks for which word-processing software is required are formatting text with various fonts, sizes and styles, placing text in rows and columns for sorting and filtering, and placing numeric data in rows and columns for statistical analysis. The correct options are A, B, and D.
What is word processing software?A word processor is a hardware or computer program that allows for the input, editing, formatting, and output of text, along with other functions.
The act of creating, editing, saving, and printing documents on a computer is referred to as word processing. Word processing requires the use of specialized software known as a Word Processor.
Word processing software is used to edit text documents such as resumes and reports. You basically enter text by typing, and the software provides tools for copying, deleting and various types of formatting.
Today, the word processor is one of the most frequently used software programs on a computer, with Microsoft Word being the most popular word processor.
Thus, the correct options are a, b, and d.
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When documenting one author in reference in a text, which is correct?.
Answer:
if your works cited includes only one title by a particular author or editor, you only need to"" place the authorized last name and the relevant page numbers"" without any intervening punctuation in your parenthetical reference
What does
mean in computer science
Answer:
i think the answer is a character or characters that determine the action that is to be performed or considered.
Explanation:
hope this helps