~/josangeorge
profile_image
Josan George
Penetration Tester & Cybersecurity Enthusiast
You good bro?
$
📂 All Posts
CTF WriteUps

KnightCTF 2026

Jan 20, 2026

Some challenge writeups from KnightCTF 26

#LFI
#WEB
CTF WriteUps

H7CTF 2025

Oct 19, 2025

Two web challenges writeup from H7TEX CTF

#GraphQL
#Next.js
#middleware bypass
#forbidden bypass
#nextjs forbidden bypass
Cheatsheet

Attacking GraphQL

Sep 21, 2025

GraphQL Pentesting Cheatsheet

#Blog
#cheatsheet
#GraphQL
CTF WriteUps

Industrial Intrusion CTF (THM)

Jun 30, 2025

Some Osint, Web, Boot2root writeups

#CTF Writeup
#WEB
#boot2root
#yaml rce
#nosqli
#no sql injection
#sql injection
#sqli
#capabilities
CTF WriteUps

Cyber Apocalypse CTF 2025: Tales from Eldoria

Mar 26, 2025

A writeup of a challenge that I liked

#CRLF
#WEB
#SSRF
#Apache Ambiguity
#Apache Confusion Attacks
#oob command injection
#command injection
CTF WriteUps

$N1PH3RS 2.0

Mar 8, 2025

My Challenges Writeups From The CTF

#jwt
#idor
#cewl
#hashcat
#hashcat rule
#jail
#pyjail
#jailbreak
#eval
CTF WriteUps

irisCTF 2025

Jan 6, 2025

Some writeups of irisCTF 2025 Challenges

#CTF Writeup
#LFI
#path traversal
#keystrokes
#hid data
#keylogger forensics
#forensics
Certification

How to pass CNPen - The SecOps Group

Dec 19, 2024

Some resources and tips to pass CNPen Exam

#Certification
#Blog
#The Secops Group
#CAPen
#Cybersecurity Certification
#Exam
CTF WriteUps

CybergonCTF 2024

Dec 1, 2024

Some writeups of CybergonCTF2024 Challenges

#WEB
#Digital Forensics
#forensics
#misc
#CRYPTO
#OSINT
#Reconnaissance
#FTK Imager
#Autopsy
#Registry Explorer
#steg
#mp4 steg
#wav
#wav steg
#audio steg
#Tenant ID
#Tenant Name
#DNS TXT Records
#DNS SPF Records
#steghide
#corrupted image
#magic bytes
Certification

CAPen Mock Exam - The SecOps Group

Dec 1, 2024

A walkthrough on CAPen Mock Exam - The SecOps Group

#Exam
#CAPen
#The Secops Group
#Cybersecurity Certification
#Certification
CTF WriteUps

BlueHens CTF

Nov 11, 2024

Some of the BlueHensCTF challenges Writeup

#forensics
#steg
#Git
#gittools
#dig
#dns
#whitespace
#barcode
CTF WriteUps

HeroCTF

Oct 27, 2024

Some of the HeroCTF challenges Writeup

#jinja
#SSTI
#directory traversal
#path traversal
#express 4.x exploit
CTF WriteUps

DeadFace CTF

Oct 19, 2024

A Osint Challenge from DeadFaceCTF

#OSINT
#what3words
CTF WriteUps

Xenon CTF

Oct 17, 2024

Some of the XenonCTF challenges Writeup

#WEB
#xss
#ai
CTF WriteUps

BuckeyeCTF 2024

Sep 28, 2024

A Forensics challenge from BuckeyeCTF 2024

#forensics
#NETWORK FORENSICS
#usb
#keystrokes
CTF WriteUps

H7CTF - All Web Challenges

Sep 26, 2024

All Web Challenges from H7CTF

#WEB
#directory traversal
#path traversal
#idor
#jwt
CTF WriteUps

Cyber Quest 2024

Sep 24, 2024

A forensics challenge from Cyberquest 2024

#forensics
#steg
#wav
#wav steg
CTF WriteUps

PatriotCTF

Sep 21, 2024

Some of the PatriotCTF challenges Writeup

#WEB
#CRYPTO
#NETWORK FORENSICS
#forensics
#rsa
#usb
#keystrokes
CTF WriteUps

Yukthi CTF Finals

Sep 3, 2024

Some writeups of Yukthi CTF Finals Challenges

#WEB
#cookie manipulation
#wordpress
#wpscan
CTF WriteUps

SPCS

Aug 11, 2024

A forensics challenge from SPCS CTF

#forensics
#sam
CTF WriteUps

ImaginaryCTF

Jul 21, 2024

Some of the OSCTF challenges Writeup

#WEB
#forensics
#misc
#CRYPTO
#REVERSE ENGINEERING
#command injection
#volatility
#Cisco Type 7 Reverser
#Cisco Type 7
#vmem
#Memory Forensics
CTF WriteUps

OSCTF

Jul 13, 2024

Some of the OSCTF challenges Writeup

#forensics
#steg
#corrupted image
#audio steg
#wav
#wav steg
CTF WriteUps

BSides CTF

Jul 13, 2024

Some of the BSidesCTF challenges Writeup

#WEB
#SSTI
#command injection
#oob command injection
#qemu
#arm64
CTF WriteUps

UiuCTF

Jun 29, 2024

A challenge from UiuCTF

#WEB
CTF WriteUps

MetaCTF

Jun 21, 2024

Some of the MetaCTF challenges Writeup

#steg
#WEB
#xxe
#metadata
#exiftool
#exif data
CTF WriteUps

picoCTF 2024

Jun 16, 2024

Some of the picoCTF challenges Writeup

#REVERSE ENGINEERING
#WEB
#File Upload
CTF WriteUps

vsCTF

Jun 14, 2024

Some of the vsCTF challenges Writeup

#WEB
#CRYPTO
#Caesar
#Caesar Cipher
CTF WriteUps

Nahamcon Finals

May 24, 2024

A QR Code Steg challenge from Nahamcon Finals

#steg
#qr
#forensics
CTF WriteUps

Yukthi CTF Prelims

May 12, 2024

Some of the Yukthi Prelims CTF challenges Writeup

#WEB
#CTF Writeup
#command injection
#xxe
#Werkzeug Debug Console
#File Upload
#SSTI
#exec exploit
#Git
#gittools
#sudo version exploit
#CVE-2019-18634
CTF WriteUps

WTF 2.0

Apr 20, 2024

A writeup from the WTF 2.0 CTF. Ubuntu Login Bypass

#CTF Writeup
#Ubuntu
#Ubuntu Login Bypass
CTF WriteUps

Nexus CTF

Apr 20, 2024

Some writeups of NexusCTF 2024 Challenges

#CTF Writeup
#misc
#WEB
#python globals
#morse code
#dits dahs
#forensics
#REVERSE ENGINEERING
#steg
CTF WriteUps

Hacktify CTF

Mar 23, 2024

Some writeups of Hacktify CTF 2024 Challenges

#CTF Witeup
#OSINT
#CRYPTO
#NETWORK FORENSICS
#REVERSE ENGINEERING
#WEB
#PHISHING
Josan George
Josan George
Penetration Tester & Cybersecurity Enthusiast
You good bro?