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Youssef Kessentini — Reverse Koat Shell

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HackTheBox Linux SQL Injection CVE-2024-51482 CVE-2025-60787 ZoneMinder motionEye Command Injection Default Creds Credential Cracking CTF Web Forensics OSINT Misc JWT Steganography Python Portswigger Web Security CSRF LFI Brute Force PDF Injection Path Traversal Blind SQLi Pickle Deserialization PHP SOC Wazuh Azure OPNsense MITRE ATT&CK Home Lab RCE CVE-2025-47812 CVE-2025-4517 Wing FTP Null Byte Injection Tarfile Privilege Escalation Password Cracking Welcome SQLi

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Youssef Kessentini

Security researcher & CTF player. Escalating privileges one machine at a time.

Announcement

🚩 New writeups every week! HTB machines, CTF challenges, and more.

Recent Posts

CSAW CTF Quals 2026

CSAW CTF Quals 20262026-09-22

PwnSec CTF 2026

PwnSec CTF 20262026-09-16

OS Command Injection

OS Command Injection2026-08-29

SOC Home Lab Project

SOC Home Lab Project2026-08-03

CSRF (Cross-Site Request Forgery)

CSRF (Cross-Site Request Forgery)2026-07-21

Categories

CTF Writeups2
HTB Challenges1
HTB Machines2
Other1
Portswigger4
Projects1

Tags

HackTheBox Linux SQL Injection CVE-2024-51482 CVE-2025-60787 ZoneMinder motionEye Command Injection Default Creds Credential Cracking CTF Web Forensics OSINT Misc JWT Steganography Python Portswigger Web Security CSRF LFI Brute Force PDF Injection Path Traversal Blind SQLi Pickle Deserialization PHP SOC Wazuh Azure OPNsense MITRE ATT&CK Home Lab RCE CVE-2025-47812 CVE-2025-4517 Wing FTP Null Byte Injection

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