packet sniffer

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To implement a simple sniffer

#include   To implement a simple sniffer

The most powerful browser sniffer in history

In front-end development often encounter a series of compatibility issues, how to accurately identify the version of each browser is a headache, especially navigator may be forged by the manufacturer. While the great gods recommend that you work with browser features rather than through browser versions, there are considerable difficulties in the actual operation.Here are the various browser sniffing methods that the great gods have summed up.IE article:ie=!! Window. VBArrayie678=!+ "\v1"; ie678

PHP Port Sniffer--can specify website and port _php base

? PHP Port Sniffer--you can specify Web sites and Ports and return to the sniff results function Http_request ($server, $port) { $data = ""; $query = "head/http/1.0"; $fp = Fsockopen ($server, $port); if ($fp) { Fputs ($FP, $query. " Rnn "); while (!feof ($fp)) { $data. = Fread ($fp, 1000); } Fclose ($FP); } return $data; } ?> Site: Port: ? if ($action = = "Query") { $data = Http_request ($server, $port); echo "Connected to $server on port $port .echo

How to Use Anti ARP Sniffer to find ARP attackers

ColorSoft (formerly Anti ARP Sniffer ). The biggest feature of the software is that the system kernel layer intercepts false ARP packets and proactively notifies the gateway of the correct MAC address of the Local Machine. This ensures that the computer where the software is installed can access the Internet normally, it also intercepts external ARP attacks on the local machine. If an internal ARP attack is detected, the attacker can directly process

Introduction to Python-nmap network scanning and sniffer toolkit usage

Nmap Concept NMap, also known as Network Mapper, is the first web scan and sniffer toolkit under Linux. Nmap is a network-side scanning software used to scan Internet computers open Network connections. Determine which services are running on which connections, and infer which operating system the computer is running (this is also known as fingerprinting). It is one of the required software for network administrators and is used to evaluate network sy

Php port sniffer-you can specify the website and Port

// Php port sniffer-you can specify the website and Port// Returns the sniffing resultFunction http_request ($ server, $ port ){$ Data = "";$ Query = "HEAD/HTTP/1.0 ";$ Fp = fsockopen ($ server, $ port );If ($ fp ){Fputs ($ fp, $ query. "rnn ");While (! Feof ($ fp )){$ Data. = fread ($ fp, 1000 );}Fclose ($ fp );}Return $ data;}?>Site: Port: If ($ action = "query "){$ Data = http_request ($ server, $ port );Echo "Connected To $ server on port $ port.

Sniffer Pro software installation error: Setup has detected that uninstallshield is in use

To install Sniffer Pro 4.7.5, the following error occurs: Setup has detected that uninstallshield is in use ...... Find info: http://pc-base.5d6d.com/thread-354-1-1.html The following error occurs when installing the software:Setup has detected that uninstallshield is in use. Please close uninstallshield and restartSetting. Error 432==============================================Solution:Search for isuninst.exe on your computer and rename it. Then inst

A Bluetooth Sniffer

A Bluetooth Sniffer From: http://www.tigoe.net/pcomp/code/archives/000311.shtml Bluetooth SnifferIn this example, a lantronix wiport serial-to-Ethernet device was connected to an initiium promi SD-102 blutooth serial dongle. no firmware code or microprocessor was needed, since the promi device communicates serially to the wiport, And the Java program below communicates to the wiport via TCP. The code below opens a socket to the wiport, then sends at-s

Python_sniffer (Network Sniffer)

ImportSocketImportThreadingImportTimeactivedegree=dict () flag=1defMain ():GlobalActivedegreeGlobalGlag#get the native IP addresshost=Socket.gethostbyname (Socket.gethostbyname ())#create raw sockets for Windows platforms #for other systems, the socket is to be put. Ipproto_ip replaced by socket.ipproto_icmps=Socket.socket (Socket.af_inet,socket. Sock_raw,socket. IPPROTO_IP) S.bind ((host,0) )#set the IP header to be included in the capture packetS.setsockopt (socket. Ipproto_ip,socket. ip_hd

Share a JavaScript sniffer tool tracker

Today found a useful JS detection tool, real-time monitoring of the use of JS code efficiency, running state and so on.Expect plugin authors to add better functionality.Run effectIt works as follows (I put it in the label):1. Click Tracker Bookmark Tool2. Select view options, here I demonstrate a comprehensive result option3, look at a certain outside the chain JS code, the light blue bottom indicates that the current page has been loaded JS code snippet, no color indicates not loaded or redunda

Using go to develop an intranet active host sniffer

This is a creation in Article, where the information may have evolved or changed. Article keywords Go/golang Gopacket Grab Bag Pcap/libpcap Arp Nbns MDNs Manuf Program Description This article for the go language itself is not too much to explain, want to spend more time on a few network protocol explanation, I hope this article on the plan or are using go for TCP/IP programming and grasping the package of friends to bring help.GitHub Address: Https://github.com/t

Several attack techniques of SNIFFER In the exchange environment

20-53-52-43-00-02. Now machine A has updated its ARP cache, I believe that the MAC address of the machine whose IP address is 10.0.0.3 is 20-53-52-43-00-02. When machine A sends an FTP command -- ftp10.0.0.3, the data packet is sent to the Switch. The Switch checks the destination address in the data packet and finds that the MAC address is 20-53-52-43-00-02, so he sent the

Sniffer, middleman SQL injection, anti-compilation--a case study of desktop software security

bound computers are not known, the extranet server IP does not know, whether directly connected to the external network of the database server does not know. Let's confirm by grasping the bag below.1.2 Packet Capture AnalysisStart Wireshark, and then click the Login button, immediately stop grasping the packet, I found a series of TDS package.The following information confirms that the software is directly

Simple sniffer program in Linux

% 02x: % 02x: % 02x: % 02x: % 02x: % 02x/N", buffer [6], buffer [7], buffer [8],Buffer [9], buffer [10], buffer [11]);Printf ("packet type is % 02x % 02x/N", buffer [12], buffer [13]);Data = buffer + 14;Size = size-14;For (I = 0; I {For (j = I; j {If (j Printf ("% 02x", data [J]);ElseBreak;}Printf ("/N ");}}Fclose (FP );Return 0;}// Set the NIC to the hybrid mode so that it can receive packets not sent to the Local MachineInt set_promisc (char * inte

VB.net advanced: vb.net under the sniffer

The rewritten code is divided into two parts: Receiver, which is used for listening, packetinfo, and simple parsing of the packet. The contents of the packet are returned through the receiver DataReceived event. Each function is not long, easy to read, note I just ... Cough. Imports System.Net Imports System.Net.Sockets Imports System.Threading Public Class Receiver Dim buffer as Byte () Dim mvarbuffe

C # SOCKET Sticky packet, packet break processing (i)

has been used in Java, about sockets, Java has a good framework MINA2, for sticky packet, broken packet processing has this good processing, the individual needs to write the code is not too much.and C #, because not much to understand, nor to see the third-party socket framework, so have to follow the MSDN tips to achieve their own.Before the code, let's start by talking about what happens in the process:1

Wireshark packet capture tool usage tutorial and common packet capture rules

Wireshark is a very useful packet capture tool. When we encounter network-related problems, we can use this tool for analysis. However, it should be noted that this is just a tool, the usage is very flexible, so the content described today may not help you solve the problem directly, but as long as you have the idea of solving the problem, learning to use this software is very useful.Wireshark http://www.wireshark.org/download.html officialIf you cann

NET note-delay, packet loss and throughput in packet switching networks

Grouping starts from a single host (source), transmits through a series of routers, and ends its journey in another host (destination). When grouping from a node (host or router) along this path to a successor node (host or router), the packet undergoes several different types of latency at each node along the way. The most important of these delays are node processing delay (nodal processing delay), queue delay (queuing delay), transmission delay (tr

[Reprint] How to receive a complete data packet parsing in the serial port, serial port data packet

[Reprint] How to receive a complete data packet parsing in the serial port, serial port data packet The serial port is used as the transmission medium to introduce how to send and receive a complete data packet. The process involves packaging and unpacking. A good packet transmission mechanism is designed to ensure the

Network Packet sending tool in linux and network packet sending tool in linux

Network Packet sending tool in linux and network packet sending tool in linuxChapter 2. Description This document applies only to Tcpreplay3.x.Chapter 2. Tcpreplay tools 2nd. Overview First, we recommend a Website: movie. This article is based on the reference of this website and obtained through some experiments. Tcpreplay is a general term for a series of tools, including tcpreplay, tcprewrite, and tcppre

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