Given the following UNIX directory listing, let's assume that the user hank does not have root access to the system, and there is no software vulnerability. Can user hank access the directory /root? If yes, how? If no, please provide your justifications.

Q: Assume a system is able to support up to 2,000 users. Suggest a UNIX protection scheme which allows…

A: The access for a particular file could be managed by the administrator responsible for system…

Q: Suppose a directory that stores certificates is broken into and the certificates in the directory…

A: A certificate authority (CA), also known as a certification authority, is a firm or organization…

Q: Awk is instructed to print the home directory, user login name, and user ID for the first 20 users…

A: command: awk -F ":" 'NR==1, NR==20 {printf $1 "t" $3 "\t" $6}' /etc/passwd

Q: Salt enhances the difficulty of guessing in the UNIX login authentication procedure by a factor of…

A: In cryptography, a salt is a random information used as an additional input to a one-way algorithm…

Q: In UNIX, What is the difference between using +/- versus = when setting file permissions? Is there…

A: - We need to highlight the difference in using +/- versus = when setting file permissions.

Q: Q1 Answer the questions in detail 1.1)What MS-DoS command is used to remove or delete a directory?…

A: deltree command or rmdir command are used to delete or remove a directory.

Q: What is the linux Logging facility that will provide details regarding email? What facility.priority…

A: Facility The identifier used to describe the application or process that submitted the log message.…

Q: Which command is used for removing/deleting files in UNIX?

A: Which command is used for removing/deleting files in UNIX?   rmdir   rm   cd   cp…

Q: what are the default file & directory permissions if the umask is 0024? (Explain your answer and…

A: Please give positive ratings for my efforts. Thanks.   ANSWER   Explanation for the above question…

Q: On Linux, can you have the same login name more than once in the output of the “who” command? What…

A: Answer: To see the users are currently logged in to your account, use the who command.…

Q: A company has implemented a discretionary access control system for important documents and programs…

A: Discretionary Access Control (DAC) Discretionary Access Control (DAC) is a sort of access control…

Q: Which of the following mechanisms is responsible for setting the correct access rights and…

A: Given: Which of the following mechanisms is responsible for setting the correct access rights and…

Q: Write a shell Script to see current date, time, username, and current directory.

A: Given:- Write a shell Script to see current date, time, username, and current directory.

Q: What is the security model of Linux/UNIX? How is it based on DAC?

A: 1) In Linux/Unix model, all files, directories, running processes and system resources on the Linux…

Q: What is the security model of Linux/UNIX? How is it based on DAC?

A: Introduction: All files, directories, running processes, and system resources on the Linux system…

Q: Certain Linux systems prefer the sudo command; nevertheless, the root user may be accessed by…

A: Introduction: To offer Super User privileges to specific users and limit root user access, some…

Q: Mrs. Y forgets her password. He goes to the system administrator's office, and the admin resets her…

A: Password management is a part of information security. Not sharing passwords, adhering to the strong…

Q: Write a Python script that conducts internal reconnaissance of a Windows machine   Enumerate (at a…

A: Python script: You can write your own file name in place of ‘ hello.py ’. Go in the extension…

Q: if the user executes a malware-infected file as an administrator account, that means that the…

A: Such activities are generally restricted to those users that are allowed administrative access.. If…

Q: In the current directory, what command would list the files of a subdirectory named Cows and…

A: ls is the command which is used in UNIX to list all the directory of the current folder. if you want…

Q: Presence of Salt in the UNIX login authentication process, increases its difficulty of guessing by…

A: Salt is necessary when attackers can get access to encrypted passwords. Without salt, an attacker…

Q: Presence of Salt in the UNIX login authentication process, increases its difficulty of guessing by…

A: To know the real advantage of salt in security.

Q: What is the DOS command to return the mac address of any clients from the server?…

A: Q1) DOS also provided a variety of basic device commands for common functions, for example listing…

Q: I am a student and need a simple explanation. When would I use a firewall allow by default/deny by…

A: Answer: Firewall is the network security devices that check the incoming and outgoing network to…

Q: Is it possible for the same login name to appear more than once in the output of the "who" command…

A: The "who" command in Linux displays the current users logged into your UNIX or Linux operating…

Q: Craft an icmp flood and syn flood DoS attack packets against victim machine 10.0.2.4 port 21. or the…

A: To do icmp and syn flood and dos attack simple binary can be used that is hping3.

Q: Winona has set up AppLocker rules to protect computers on the company network from being infected by…

A: Lets discuss the solution in the next steps

Q: A local Windows 10 administrator created a group called Trainees using Computer Management console.…

A: Answer : True .

Q: Unix operation System :   1) Write a command to count number of user logged on the network ? 2)…

A: The unix commands for the above problem statements are provided below -

Q: In the TEARDOWN state : a. the server breaks down the connection and releases the resources…

A: Given that: The topic is about In the TEARDOWN state.

Q: Which of the following events demonstrates an example of cross-site request forgery vulnerability? O…

A: Vulnerabilities refer to the weak points that provide chances to attackers to enter into the…

Q: What would be the absolute pathname (for a Linux System) for a file name keybd located under the…

A: Required: To find the absolute pathname (for a Linux System) for a file name keybd located under the…

Q: .What are the IDs in UNIX processes? .How to kill a process in UNIX? What is fork() system call?

A: SUMMARY: -   Hence, we discussed all the points

Q: Explain a simple attack that allows anyone to log in under a given username

A: As per the question, we need to explain a simple attack that can allow anyone to login under a given…

Q: Which of these can be used to defend against some types of client attacks on a password system…

A: Password Hashing: Hashing performs a one-way transformation on a password, turning the password into…

Q: Based on your understanding which of the following statements describes the verbose failure messages…

A: The design always depends on providing security to the user. So the design fault include using a…

Q: Mr. X forgets his password. He goes to the system administrator's office, and the admin resets her…

A: Password management is a part of information security. Not sharing passwords, adhering to the strong…

Q: Mr. X forgets his password. He goes to the system administrator's office, and the admin resets her…

A: Password management is a part of information security. Not sharing passwords, adhering to the strong…

Q: Write a command to make to make following directory hierarchy in single command: D1 D2 D3 D4

A: mkdir -p command you can create sub-directories of a directory. It will create parent directory…

Q: Declare and initialize a datastrure for a command server that will provide help and execute stub…

A: According to the question we need to declare and initialize a datastrure for a command server that…

Q: Describe a situation in which you could use one of the four access control measures. What makes you…

A: Access control is a security measure which is put in place to regulate the individuals that can…

Q: Describe a situation in which you could use one of the four access control measures. What makes you…

A: As per the given question, we have to describe a situation where we could use one of the four access…

Q: Assume you get a message that seems to be from your company's mail server informing you that the…

A: The phishing attack is a kind of malware that involves password hacking. The computer system…

Q: 1. Explain the general operation of the scheduler. 2. Notice that the file is called fair.c. What…

A: Below is the complete solution about  Main operation of scheduling. About fair.c Schedule fair…

Q: What command instructs awk to output the home directory, user login name, and user ID for the first…

A: Command: The command that instructs awk to print the home directory, user login name, and user ID…

Q: What is the command which edits the scheduler for automatic command executions at background?

A: Solution : The command is crontab

Q: The current Windows administrators are unsure about administering Linux systems. How are common…

A: There are primarily two types of processes in Linux : 1. Foreground process: It is an interactive…

Q: What can I use implement biometric authentication in an LDAP directory service?

A: Biometrics  are physical human characteristics that can be used to digitally identify a person to…

Q: Write a shell script named “myscript.sh” to accomplish the following tasks • List all group IDs on…

A: Lets see the solution.

Q: To setup key-based authentication, a public and private key is required to begenerated. 1) What…

A: 1.The command to create the public and private keys is ssh -keygen -t rsa 2. In the system which…