For Programming Assignment #1 you will be writing your own port scanner. You can use any programming language you choose. The TAs and I hav Python. Your requirements are: 1. Your program must take an input of a target host. It must accept both an IP address or domain name. 2. Your program must take an input of a range of ports. 3. Your program must have a connection timeout so that it will stop trying to connect to a target that is not responding. 4. Your program must print the scan start time. 5. Your code must be commented. Please submit a copy of your code and a screenshot of it working as a PDF file. Then submit your source code (.py, java, etc.) as a second file. Your screenshot should be similar to the one provided below and it should show at least one open and one closed port. Happy coding! :-/Desktop$ python portscan.py Enter a target to scan: 10.1.123.158 Please enter the range of ports you would like to scan on the target Enter a start port: 20

For Programming Assignment #1 you will be writing your own port scanner. You can use any programming language you choose. The TAs and I hav Python. Your requirements are: 1. Your program must take an input of a target host. It must accept both an IP address or domain name. 2. Your program must take an input of a range of ports. 3. Your program must have a connection timeout so that it will stop trying to connect to a target that is not responding. 4. Your program must print the scan start time. 5. Your code must be commented. Please submit a copy of your code and a screenshot of it working as a PDF file. Then submit your source code (.py, java, etc.) as a second file. Your screenshot should be similar to the one provided below and it should show at least one open and one closed port. Happy coding! :-/Desktop$ python portscan.py Enter a target to scan: 10.1.123.158 Please enter the range of ports you would like to scan on the target Enter a start port: 20

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

See similar textbooks

Related questions

Q: in C++ language Magic Decoder Ring. A one-time pad is a coding device that uses each character of a…

A: In the secure communication, the one-time pad stands as a venerable coding device, ensuring robust…

Q: Scenario Create a code that uses the telnetlib to access a router and prints the show…

A: Create a code that uses the telnetlib to access a router and prints the show running-configuration…

Q: should collect all the data to the text file, in opition 2, it should search for age range from the…

A: I'll provide you with a simple example of a client-server interaction using TCP sockets in C. The…

Q: Do you know what would occur if a command was denied? A software-managed TLB is faster than a…

A: The Translation Lookaside Buffer (TLB) table is searched for the Virtual Address (VA) on page 30 if…

Q: 4. In TCP, a receiver advertises a 2000 byte window. The sender has 2400 bytes to send. Segment size…

A: TCP is a protocol that focuses on establishing connections. Between the source and the destination,…

Q: Write a program that optionally accepts an address and a port from the command line. If…

A: #include<stdio.h>//This header file contains declarations used in most input and output and is…

Q: Develop a simulation program to simulate an 8-port Ethernet switch. The switch initially has no…

A: C program is a general purpose programming language. It was developed by Dennis Ritchie in the year…

Q: Walmart Canada debuted a new checkout system called "fast lane" that lets customers avoid cashiers…

A: (a) Old System Checkouts Per Shift: Each old system checkout takes 45 seconds, and we want to know…

Q: Given the following specifications of an email: 1. An email address is defined as 'name@domain.org'…

A: Solution: None of the option are correct

Q: I need the Server code written in Python for the given client code. A sample working client code is…

A: In this question we have been provided with the client code, we need to code the corresponding…

Q: Develop a shopping solution that has both client side and server side. Server-side ⚫ A console…

A: The objective of the question is to develop a shopping solution that includes both client-side and…

Q: 7. Complete the following sentence: Templating is an example of ... A POST request Separation of…

A: In the context of web development and HTTP protocols, templating is an important concept that aids…

Q: You are required to run the application from the command line and from an IDE (like Eclipse). Take…

A: import java.util.Scanner; class main1{ public static void main(String args[]){ Scanner…

Q: Interconnection structure is the collection of paths that connecting the various modules in the…

A: The collection of paths that connecting the various modules in the computer is called…

Concept explainers

Types Of Protocols

A network protocol is a collection of rules that governs the exchange of data between devices connected to the same network. In other words, network protocols are rules that specify how devices communicate or transfer data over a network. The sender and receiver systems must obey the standards to facilitate communication between them.

Question

For Programming Assignment #1 you will be writing your own port scanner. You can use any programming language you choose. The TAs and I have used
Python. Your requirements are:
1. Your program must take an input of a target host. It must accept both an IP address or domain name.
2. Your program must take an input of a range of ports.
3. Your program must have a connection timeout so that it will stop trying to connect to a target that is not responding.
4. Your program must print the scan start time.
5. Your code must be commented.
Please submit a copy of your code and a screenshot of it working as a PDF file. Then submit your source code (.py, .java, etc.) as a second file. Your
screenshot should be similar to the one provided below and it should show at least one open and one closed port. Happy coding!
student@kali:-/Desktop$ python portscan.py
Enter a target to scan: 10.1.123.158
Please enter the range of ports you would like to scan on the target
Enter a start port: 20
Enter a end port: 30
Scanning started at: 2022-09-25 23:43:26.226827
Port 20 is closed
Port 21 is closed
Port 22 is open
Port 23 is closed
Port 24 is closed
Port 25 is closed
Port 26 is closed
Port 27 is closed
Port 28 is closed
Port 29 is closed
Port Scanning Completed
akali:~/Desktops

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, computer-science and related others by exploring similar questions and additional content below.

Similar questions

The data1 file is for the data that needs to be read provided in the question
Hello. I need help developing a C or C++ program that simulate an 8-port Ethernet switch. The switch initially has no knowledge about the hosts connected to each port. It learns frame addresses and stores-and-forwards the frames. The input text file "in.txt" contains information of the incoming frames, one frame per line. There are 4 pieces of data per line: frame ID, arrival port, frame source address,and frame destination address. The frames arrive at the switch in the order of which they appearin the input file. Destination address "X" indicates a broadcast frame. Thank you! ********************PLEASE YOUR CODE MUST BE COMPLETE, COMPILE AND EXECUTE**************** The output text file "out.txt" has 8 lines. Each line lists all the frames departing from each port, here is an example: "in.txt" contains 5 incoming frames:F1 P2 B--AF2 P6 D--CF3 P5 E--BF4 P7 F--DF5 P6 D--X"out.txt" should list the departing frames on each port:P1: F1 F2 F5P2: F2 F3 F5P3: F1 F2 F5P4: F1 F2 F5P5: F1…
! if BMI is a user defined function that called in the command window as shown BMI (L,W)...we may say that this function .... has two input argument and one output argument has two input argument and no output argument has one input argument and one output argument has no input argument and no output argument for the given user define function choose the best one that may be used for printing the ISS table only iss ISS(X) y=ISS(X) Table(ISS)
Can anyone help me with basic client-server interaction using TCP sockets in network programming in c code that includes csapp.c and csapp.h. and a text file of the student record that include first name, last name, age, major, and graducation year. The ideas is have 4 choice: Add record, Search Age Range, Search graducation year, and Terminate. In opition 1, it should collect all the data to the text file, in opition 2, it should search for age range from the text file. in opition 3, it should search the graducation year from the text file and if the year is not there it should print record not found. And opition 4, the client should close the connection and terminate. studentRecord.txt: John,Doe,24,Computer Science,2023Jane,Doe,22,Mechanical Engineering,2020Charles,Babbage,21,Math,2022George,Bool,25,Math,2023Marie,Curie,26,Chemistry,2023 I know this isn't enough but I want to understand about the client-server interaction using socket interface. So please try to make it simple…
Do you know what would occur if a command was denied? A software-managed TLB is faster than a hardware-managed TLB in the following situations:
In C++ language Magic Decoder Ring. A one-time pad is a coding device that uses each character of a key string only once to encode and decode a corresponding character in a message string. Thus, the first character in the key is used to encode and decode the first character in the clear message, the second character in the key is used with the second character in the message, etc. No portion of the key is reused in subsequent messages, making for a very solid coding system, assuming a randomly generated key. You will need to create a class titled MagicDecoderRing that contains the variables and functions needed for obtaining the clear and key texts, encoding and decoding the messages, writing out the encoded message etc. You will need to instantiate an instance of this class in your main function to run your program and encode and decode messages. You need to further break your MagicDecoderRing code down into many small functions that each can be described with a single sentence…
This (now familiar) MIPS/SPIM programLinks to an external site. includes a subroutine called myadd that performs x[0]=x[1]+x[2];. In the space below, write a replacement for the myadd subroutine named myones that will make x[0]=ones(x[1]). The ones function is perhaps better known as population count; it simply returns the number of 1 bits in the binary representation of a value. The following C code gives a simple algorithm to compute it. This code uses a little trick credited to Brian Kernighan (and described hereLinks to an external site.) to count the population of 1s; t0 & (t0 - 1) removes the least-significant 1 bit from the value of t0. extern int x[3]; void ones(void) { int t0 = x[1]; int t1 = 0; while (t0) { t1 = t1 + 1; t2 = t0 - 1; t0 = t0 & t2; } x[0] = t1; }
Can you please implement me code for c programming language using for windows not linux That using multithreaded tcp connection doing just parity check and checksum error detection My first client name be client 1 and message hello server Same for client 2 so lastly can pass error detections and my message not be discarded
I need the code to display one open and one closed port.
Q.3 In network programming, structs are often used to represent protocol headers due to their ability to neatly encapsulate various types of data. (a) Define a struct named ProtocolHeader with the following fields to mimic a network protocol header: " version (unsigned integer, 4 bits) IHL (Internet Header Length, unsigned integer, 4 bits) typeOfService (unsigned integer, 8 bits) totalLength (unsigned integer, 16 bits) identification (unsigned integer, 16 bits) flags (unsigned integer, 3 bits) fragmentOffset (unsigned integer, 13 bits) timeToLive (unsigned integer, 8 bits) protocol (unsigned integer, 8 bits) headerChecksum (unsigned integer, 16 bits)
There should be at least one open and closed port shown when ran through the terminal.
Please do not use a python code already on the internet. The following code must be written in python for this HW assignment. I will provide a skeleten for the code and you must write some lines of code to satisfy the objective of the prorgram. you need to develop a web server that handles one HTTP request on at a time. the web server should acceptand parse the HTTP request, get the requested file from the server’s file system, and create an HTTP responsemessage consisting of the requested file preceded by header lines, and then send the response directly tothe client. If the requested file is not present in the server, the server should send an HTTP “404 NotFound” message back to the client. Dont need the hole code just right the information and code it to the skeleten pictures below.