0x00 Preface
The recent work needs to do large-scale scanning, need to write a scan engine according to the fingerprint, which encountered countless pits, finally reluctantly counted the past, specially write blog summed up a variety of pits and
This is a long time ago code.
Network Scanning, scanners, these terms are certainly not unfamiliar to everyone, what necessary tools to step on. The scanning methods are diverse, and the purpose is also diverse. This cainiao will look for a brief
# Include
# Include
# Include
# Define iport 80 // target web server port
. # Define szsign "500 13/R/nserver: Microsoft-IIS/5.0" // check whether the target has a vulnerability based on this flag.
# Pragma comment (Lib, "ws2_32.lib ")
///////////
Import java.net .*;Import java. Io .*;
Public class implements runnable{Private inetaddress IPaddress;Private int port;Private thread allportthread;
Public IP (string IPaddress, int port){Try{This. IPaddress = This. IPaddress. getbyname (IPaddress );
Source code (Save the connection as a download method, rename it as a zip file, and decompress it to the source file)
Download link http://hi.csdn.net/attachment/201107/19/0_1311044325WNjx.gif
Download the twain32 header file definition on the
For example, you can click a button on a Web page to refresh the ticket, or use a four-digit password. What is the implementation? PHP? Write scripts? Is this a webpage script? Is there any implementation example? For example, you can click a button
The model to use the. NET exception capture mechanism is very simple, see the followingCode
Try
{ If (Somecodition) Throw Exception; Else // Do somthing else }
Catch
(Exception E)
{//Do something}
Finally
{
The first type keyword mainly includes host, net, port, such as host210.27.48.2, specifying 210.27.48.2 as a host, net202.0.0.0 specifying 202.0.0.0 as a network address, and port23 specifying port number as 23. If no type is specified, the default
This is a created
article in which the information may have evolved or changed.
Usage of./gscan: -h= "Help": Help Doc -ip= "127.0.0.1": IP range of scan. Example: 192.168.1.1 192.168.1.1, 192.168.1.5 192.168.1.1-192.168.1.100
Recently, some netizens asked in the Forum: "low-end routers and high-end routers are similar in usage. Why is the price so far different ?" In fact, this question is very good, and many friends who are not familiar with the product and technology
# Include # include # include # include # include # include int main (INT argc, char * argv []) {If (argc! = 4) {printf ("Please input % S and port \ n", argv [0]); Return 0 ;} int sport = atoi (argv [2]), eport = atoi (argv [3]); int
This is a small example of using java to operate the scanner:Package edu. ctgu. JTwacker;Import java. awt. BorderLayout;Import java. awt. Cursor;Import java. awt. Dimension;Import java. awt. Graphics;Import java. awt. Rectangle;Import java. awt.
1 packagecn.itcast_01;2 3 /*4 * Scanner: used to receive keyboard input Data. 5 * 6 * In front of the time:7 * A: Guide Package8 * B: Create object9 * C: Call MethodTen * one * There is a static field under the system Class: a * public static
The Vintasofttwain.net Library allows the operation of control platforms and handheld scanners, Web pages and digital cameras, and any other TWAIN devices in the. NET environment.Specific features:
Fully compliant with the TWAIN 2.0
Scanner Scanner = new Scanner (system.in);
while (Scanner.hasnext ()) {
String str = Scanner.next ();
int value = Scanner.nextint ();
}
In this way, keep typing, there can be spaces between the entered data can also have line wrapping.
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