Medium

Rijuljenjen

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Rijuljenjen

·

Jan 6, 2025

How I Hacked a Social Event Handler and Earned $$$

Hey Folks,

How I Hacked a Social Event Handler and Earned $$$

Rijuljenjen

·

May 5

From a Small Observation to 6 Rewards: My Security Finding Journey with Dailymotion

Hey folks — Security Engineer from PortZero GmbH, Berlin 👋

From a Small Observation to 6 Rewards: My Security Finding Journey with Dailymotion

Rijuljenjen

·

Feb 27

Meta Instagram Privacy Bypass: When “Block” Didn’t Fully Mean Block

👋 About Me

Meta Instagram Privacy Bypass: When “Block” Didn’t Fully Mean Block

Rijuljenjen

·

Feb 26

My First CVE(CVE-2025–6xxxxx): Discovering a Critical Access Control Flaw

Introduction

My First CVE(CVE-2025–6xxxxx): Discovering a Critical Access Control Flaw

Rijuljenjen

·

Feb 8

From a WhatsApp DP to a Real Identity Tracing a ₹5 Lakh Scam Using Open-Source Intelligence (OSINT)

Introduction

From a WhatsApp DP to a Real Identity
Tracing a ₹5 Lakh Scam Using Open-Source Intelligence (OSINT)

Rijuljenjen

·

Sep 11, 2025

How I Exploited a Business Logic Flaw to Change Phone NumbersWithout Support

Bug bounty hunting is not always about SQL injections or RCE. Sometimes, the most impactful findings come from business logic flaws —…

How I Exploited a Business Logic Flaw to Change Phone NumbersWithout Support

Rijuljenjen

·

Aug 27, 2025

🐳 Container Security: From Zero to Breach — Part 2

By Rijuljenjen — Security Researcher, Germany

🐳 Container Security: From Zero to Breach — Part 2

Rijuljenjen

·

Aug 23, 2025

🐳 Container Security: From Zero to Breach — Part 1

The first time I ran a Docker container, I felt like I’d just unlocked a cheat code for software. No dependency chaos, no OS-level mess —…

🐳 Container Security: From Zero to Breach — Part 1

Rijuljenjen

·

Jun 30, 2025

The Day I Added an “s” — How One Letter Triggered a Horizontal Data Breach

By RijulJenJen

The Day I Added an “s” — How One Letter Triggered a Horizontal Data Breach

Rijuljenjen

·

May 25, 2025

The PayPal Payment Heist: How I Uncovered a Critical API Flaw Rewarded $$$

Hey folks!

The PayPal Payment Heist: How I Uncovered a Critical API Flaw Rewarded $$$

Rijuljenjen

Rijuljenjen

Offensive Security | CEH v12 | Secured @Meta,Apple,Microsoft,Nasa,Telefonica Germany,Deutsche Bank..etc|Top 100 Hacker @META 2k25

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