Cayu - Wiki de Sergio Cayuqueo - seguridad:programacion:redes
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2026-04-19T01:54:48+00:00Cayu - Wiki de Sergio Cayuqueo
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https://wiki.cayu.com.ar/lib/exe/fetch.php?media=wiki:dokuwiki.svgtext/html2019-01-14T20:49:49+00:00Anonymous (anonymous@undisclosed.example.com)nodejs
https://wiki.cayu.com.ar/doku.php?id=seguridad:programacion:redes:nodejs&rev=1547498989&do=diff
NodeJS
Scanner de puertos simple : <https://www.hacksparrow.com/a-port-scanner-in-node-js.html>
var net = require('net');
// the machine to scan
var host = process.argv[2];
// starting from port number
var start = 1;
// to port number
var end = 10000;
// sockets should timeout asap to ensure no resources are wasted
// but too low a timeout value increases the likelyhood of missing open sockets, so be careful
var timeout = 2000;
// the port scanning loop
while (start <= end) {
// i…text/html2019-01-03T15:06:11+00:00Anonymous (anonymous@undisclosed.example.com)python
https://wiki.cayu.com.ar/doku.php?id=seguridad:programacion:redes:python&rev=1546527971&do=diff
Scripts simples en python
Scanner simple de puertos :
import socket, subprocess,sys
from datetime import datetime
subprocess.call('clear',shell=True)
rmip = raw_input("\t Enter the remote host IP to scan:")
r1 = int(raw_input("\t Enter the start port number\t"))
r2 = int (raw_input("\t Enter the last port number\t"))
print "*"*40
print "\n Mohit's Scanner is working on ",rmip
print "*"*40
t1=datetime.now()
try:
for port in range(r1,r2):
sock= socket.socket(socket.AF_INET,socket.SOCK_STREAM…text/html2014-02-07T18:04:02+00:00Anonymous (anonymous@undisclosed.example.com)scanner_de_puertos_simple
https://wiki.cayu.com.ar/doku.php?id=seguridad:programacion:redes:scanner_de_puertos_simple&rev=1391796242&do=diff
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#include <stdio.h>
#include <errno.h>
#include <fcntl.h>
main(int argc, char *argv[]) {
int sock,rval,puerto;
struct sockaddr_in server;
struct hostent *hp, *gethostbyname();
if (argc < 2) {
printf("Uso: %s nombre_host \n", argv[0]);
exit (1);
}
printf("\nEscaner de puertos (^C para salir)\n");
hp = gethostbyname(argv[1]);
if (hp == 0) {
fprintf(stderr, "%s: N…