python non-privileged ICMP

While trying to figure out the best method to ping (ICMP) something from python, I came across these questions: How can I perform a ping or traceroute in python, accessing the output as it is...

Scapy raw data manipulation

I am having troubles manipulating raw data. I am trying to change around a resp_cookie in my ISAKMP header and when I do a sniff on the packet it is all in raw data format under Raw...

How to extract Raw of TCP packet using Scapy

I use the sniff function of scapy module. My filter and prn function are doing a great job. But now, I would like to extract the Raw of the TCP packet and handle it using hexadecimal or binary...

How to get the length of http response python scapy

So I am writing a python scapy script that will first just complete a 3 way handshake, send an http get, and then close the connection. This is the code so far: !/usr/bin/env python from...

add option in tcp with scapy

Upon the receive of a TCP ACK (with option experiment) like this I want to generate a TCP SYN+ACK (with option experiment and Fast Open Cookie) as indicated below I want to generate the TCP...

Can reading sessions from a pcap file with Scapy be made more memory efficient

At the moment I'm trying to write a quick Python program that reads in a .pcap file and writes out data about the various sessions that are stored in there. The information I write out includes...

How can I extract TCP SYN flag from pcap file and detect SYN Flood attack using Python (Scapy)?

I'm parsing a PCAP file and I need to extract only TCP flags (SYN) for detect a SYN Flood attack. I use Python and scapy. The main goal is a way of detecting a SYN flood attack! I need to count a...

Setting source port for UDP packet with Scapy?

I am trying to spoof UDP packets for a school project, and I am using Scapy to do this. For my purposes, I need to be able to set the source port to a specific port. However, when I do this with...

scapy dhcp request with custom options

How can I utilize scapy as a dhcp client to request certain DHCP options? Clients will request what they need and a dhcp client should respond accordingly. However, I need to test if certain DHCP...

python telebot got unexpected response

I have been using my Telegram bot for sending me different notifications from my desktop computer using python's telebot library. Everything was working properly for quite a long time, but one day...

Reading PCAP file with scapy

I have about 10GB pcap data with IPv6 traffic to analyze infos stored in IPv6 header and other extension header. To do this I decided to use Scapy framework. I tried *rdpcap* function , but for...

Python byte array to bit array

I want to parse some data with Python and scapy. Therefor I have to analyse single bits. But at the moment I have for example UDP packets with some payload like: bytes =...

Python - InvocationError in tox running py.test and coverage test

My project has the following structure: my_project | setup.py tox.ini src | core_functions.py client.py server.py sql_database.py tests.py The tests.py file contains the...

I can't install package with pip on MacOS 10.13.4

Here is my pip version pip --version pip 10.0.1 from /Library/Python/2.7/site-packages/pip (python 2.7) When I tried to install package like scapy in pip, here is the error: Command...

How to efficiently split pcap files based on TCP stream?

I am trying to split large pcap files containing hundreds of TCP streams into separate files. My current approach (see below) seems quite inefficient to me. My question is: What is the most...

How to extract an SSL/TLS message using scapy and python?

I'm trying to read a TLS message. Specifically, the one with the certificate details (handshake_type = 11). What I'm doing is first checking that the message contains Raw. If so, I'm extracting...

Decode raw Scapy data to human readable

I'm trying to switch to using Scapy instead of Wireshark, but am having trouble decoding the data I'm getting. In Wireshark I can easily see the last layer for filtered packets labeled as...

How to draw readable, preferably interactive, network graphs with python?

I'm trying to draw a graph of any network running my script. I use scapy to collect packets and would like to have a node per computer communicating, and an edge per connection. The issue is I...

TCP Traceroute in python

I am writing a python script to perform 'TCP Traceroute'. I learned scapy is a useful library to do this but I`m not getting the results I need. Can anyone help me resolve this? I want the python...

Python ARP spoofer using scapy module

Im trying to code a basic arp spoofer following a tutorial i found online. So I coded the basic beginnig of the arpSpoofer but when i execute it throws an IndexError: list index out of range...Im...

why am I getting an index error saying my list is out of range when writing an ARP spoofing attack?

I'm trying to get the mac address to be automatically added to the spoof and restore function instead of typing it manually. Not too long ago it worked fine but now it doesn't. The "get_mac"...

Accessing Fields in scapy DHCP request

I'm learning different network protocols and decided to try to request an IP using scapy. I am able to send out a discover and receive an offer in the variable ansD. Unfortunately I'm having...

Send RTP packet with scapy and see it in a cap

I have this code to write a RTP packet in a cap: client = "192.168.10.1" server = "192.168.10.5" client_port = 5061 server_port = 5060 rtp = { "sequence": 1, "timestamp": 1, ...

Parsing multiple DNS responses with Scapy

Trying to parse DNS responses with Scapy (see function below). My issue is all of the answers in the rdata[] field are not showing. When I do a packet capture with Wireshark, I see multiple...

Adding padding to packet using scapy

how to inject zeros to the end of the UDP segment’s header to make it equal to 20 bytes. Can anyone help me? this my code : if UDP in packet: """get layers after udp""" layer_after =...

How to decode data from "scapy_packet [scapy.Raw] .load" into a string for modification?

I am trying to write a program that inserts a small script into a web page, before </body>.But the data that is stored in scapy_packet [scapy.Raw] .load is of type bytes. I am trying to decode...

sudo pipenv run issue

I am trying to use scapy and netfilterqueue with python 3.6.1. I created an environment with these installed.. as netfilterqueue will not work on python 3.9. When I try to run my script: pipenv...

How to compile and install python3.9.6 on unbuntu

I'm trying to install python3.9.6 on ubuntu apt only had python3.8 so I tried this https://tecadmin.net/how-to-install-python-3-9-on-ubuntu-18-04/ but it installed python3.9.5, next, I tried to...

Python scapy - Error :No libpcap provider available

I am using scapy for a simple MITM attack script (I am using it for educational perposes only of course), and I got this strange error which says : WARNING: No libpcap provider available ! pcap...

ImportError: cannot import name 'AnsweringMachine' from partially initialized module 'scapy.ansmachine'

When I use the scapy.layers.inet.IP package, the result shows that ImportError: cannot import name 'AnsweringMachine' from partially initialized module 'scapy.ansmachine'. I am confused and this...