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Production Systems · Low-Level Runtimes · Application Security

Sahil Singh Rawat

Software Architect & Backend Engineer. Designing resilient distributed infrastructure, optimizing JVM concurrency runtimes, and conducting offensive vulnerability research.

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Architecture, Security & Applied Research

01 / ARCHITECTURE

Distributed Systems & Backends

High-scale service meshes, event-driven pipelines, resilient fault tolerance, and multi-region data consistency.

02 / SECURITY

Offensive Security & AppSec

Adversarial attack surface analysis, authorization bypass chains (IDOR/BAC), SSRF cloud pivots, and secure runtime boundaries.

03 / RESEARCH

Emerging Tech & Internals

Investigating novel runtime mechanics, AI/LLM security paradigms, protocol vulnerabilities, and next-gen developer tooling.

★ Featured Research & Architecture Deep-Dives

Devlopment2025-12-23

Java Internals - Virtual Threads & The End of Reactive Complexity

![](https://github.com/sahil-rawat/assets/blob/master/IMG/MAIN9.jpg?raw=true) For the last decade, high-concurrency Java applications faced a diffic...

Read deep-dive →#java
Research2025-11-22

Hacking the AI - A Developer’s Guide to Prompt Injection & LLM Security

![](https://github.com/sahil-rawat/assets/blob/master/IMG/LLM-HACKING.jpg?raw=true) It feels like we are watching history repeat itself. Remember th...

Read deep-dive →#AI

All Technical Articles

Deep-dives, architecture blueprints, and exploit walkthroughs.

Showing 42 of 42
BugBounty2025-05-09

Android App - Hacking

![](https://github.com/sahil-rawat/assets/blob/master/IMG/MOBILE2.jpg?raw=true) Android app comes in APK format, which is really a ZIP file, Inside ...

BugBounty2025-05-07

Intro to SQL Injection

![](https://github.com/sahil-rawat/assets/blob/master/IMG/BUG3.jpg?raw=true) Structured Query Language (SQL) is the standard language used to commu...

BugBounty2025-05-07

XXE:XML External Entity

![](https://github.com/sahil-rawat/assets/blob/master/IMG/BUG1.jpg?raw=true) An XXE (XML External Entity) attack targets applications that parse XML...

BugBounty2025-05-05

Beginners Guide to SSRF

![](https://github.com/sahil-rawat/assets/blob/master/IMG/MAIN4.jpg?raw=true) Server-side request forgery, or SSRF, is a type of vulnerability where ...

BugBounty2025-05-05

Beginners Guide to LFD

![](https://github.com/sahil-rawat/assets/blob/master/IMG/BUG2.jpg?raw=true) Local File Disclosure (LFD), also known as Local File Inclusion (L...

BugBounty2025-05-04

Everything you need to know about IDOR

![](https://github.com/sahil-rawat/assets/blob/master/IMG/MAIN9.jpg?raw=true) IDOR is one of the most popular and common vulnerabilities, It occurs w...

BugBounty2025-05-04

Intro to CSRF:Cross Site Request Forgery

![](https://github.com/sahil-rawat/assets/blob/master/IMG/MAIN7.jpg?raw=true) A CSRF vulnerability allows an attacker to unknowingly perform state ch...

BugBounty2025-05-03

Demystifying XSS Attacks

![](https://github.com/sahil-rawat/assets/blob/master/IMG/MAIN5.jpg?raw=true) XSS also Known as Cross-Site Scripting is a vulnerability that allows a...

BugBounty2025-05-02

A guide to Open Redirect

![](https://github.com/sahil-rawat/assets/blob/master/IMG/BUG1.jpg?raw=true) Open Redirect also known as Unvalidated redirects and forwards is a very...

BugBounty2025-05-02

Burp Suite:A Step-By-Step Guide

![](https://github.com/sahil-rawat/assets/blob/master/IMG/MAIN2.jpg?raw=true) Burp Suite is a tool or set of tools used for penetration testing of we...

BugBounty2025-05-01

HTTP:Where, What, Why?

![](https://github.com/sahil-rawat/assets/blob/master/IMG/MAIN.jpg?raw=true) I am going to start a series on web application security 🧑🏻‍💻, which ...

Penetration Testing2022-01-02

Gaining Access:Part III

![](https://github.com/sahil-rawat/assets/blob/master/IMG/GAIN_ACCESS3.jpg?raw=true) This is the Third Article in Gaining Access Series where we will...

Penetration Testing2022-01-02

Gaining Access:Part II

![](https://github.com/sahil-rawat/assets/blob/master/IMG/GAIN_ACCESS2.jpg?raw=true) This is the Second Article in Gaining Access Series where we wil...

Penetration Testing2022-01-01

Gaining Access:Part I

![](https://github.com/sahil-rawat/assets/blob/master/IMG/GAIN_ACCESS1.jpg?raw=true) Gaining Access In this series we will start with various met...

Reverse Engineering2021-08-19

Malware Analysis: Malicious Document File I

![](https://github.com/sahil-rawat/assets/blob/master/IMG/MAIN.jpg?raw=true) I am going to start a Malware Analysis Series, where i will take malware...

Penetration Testing2021-08-12

Network Hacking:Part IV

![](https://github.com/sahil-rawat/assets/blob/master/IMG/MAIN5.jpg?raw=true) This is the last post in our Network Hacking series, Here we would be l...

Penetration Testing2021-08-10

Network Hacking:Part III

![](https://github.com/sahil-rawat/assets/blob/master/IMG/MAIN7.jpg?raw=true) By now if you are following the series you were able to gain access to ...

Penetration Testing2021-08-09

Network Hacking:Part II

![](https://github.com/sahil-rawat/assets/blob/master/IMG/MAIN10.jpg?raw=true) We learned about Pre-Authentication attacks in the last [tutorial](htt...

Penetration Testing2021-08-08

Network Hacking:Part I

![](https://github.com/sahil-rawat/assets/blob/master/IMG/MAIN11.jpg?raw=true) In this series, we will start with the basics of network hacking. A t...

Reverse Engineering2021-07-28

Building a Malware Analysis Lab : Windows 7

![](https://github.com/sahil-rawat/assets/blob/master/IMG/MAIN2.jpg?raw=true) In this article, we will build a Malware lab to analyse a malware. I a...

Recon2021-07-25

Google Dorking

![](https://github.com/sahil-rawat/assets/blob/master/IMG/MAIN.jpg?raw=true) Search Engine Search Engines are huge indexers, specifically indexer...

Penetration Testing2021-07-21

Proxies and Proxychains

![](https://github.com/sahil-rawat/assets/blob/master/IMG/MAIN2.jpg?raw=true) Proxy Proxies are used for Anonymizing purposes or to Bypass Firewal...

Languages2021-07-16

Intro To C : Part XII (Memory Allocation)

![](https://github.com/sahil-rawat/assets/blob/master/IMG/MAIN7.jpg?raw=true) This is the thirteenth post in the series [Intro To C](https://www.sahi...

Languages2021-07-14

Intro To C : Part XII (Pointers Arithmetic)

![](https://github.com/sahil-rawat/assets/blob/master/IMG/MAIN.jpg?raw=true) This is the tweltfh post in the series [Intro To C](https://www.sahilsin...

Languages2021-07-13

Intro To C : Part XI (typedef)

![](https://github.com/sahil-rawat/assets/blob/master/IMG/MAIN3.jpg?raw=true) This is the eleventh post in the series [Intro To C](https://www.sahils...

Languages2021-07-12

Intro To C : Part X (Files In C)

![](https://github.com/sahil-rawat/assets/blob/master/IMG/MAIN9.jpg?raw=true) This is the tenth post in the series [Intro To C](https://www.sahilsing...

Languages2021-07-11

Intro To C : Part IX (Structs)

![](https://github.com/sahil-rawat/assets/blob/master/IMG/MAIN7.jpg?raw=true) This is the ninth post in the series [Intro To C](https://www.sahilsing...

Languages2021-07-09

Intro To C : Part VIII (Strings)

![](https://github.com/sahil-rawat/assets/blob/master/IMG/MAIN3.jpg?raw=true) This is the eighth post in the series [Intro To C](https://www.sahilsin...

Languages2021-07-08

Intro To C : Part VII (Arrays)

![](https://github.com/sahil-rawat/assets/blob/master/IMG/MAIN5.jpg?raw=true) This is the seventh post in the series [Intro To C](https://www.sahilsi...

Languages2021-07-07

Intro To C : Part V (Functions)

![](https://github.com/sahil-rawat/assets/blob/master/IMG/MAIN3.jpg?raw=true) This is the fifth post in the series [Intro To C](https://www.sahilsing...

Languages2021-07-07

Intro To C : Part VI (Pointers)

![](https://github.com/sahil-rawat/assets/blob/master/IMG/MAIN7.jpg?raw=true) This is the sixth post in the series [Intro To C](https://www.sahilsing...

Languages2021-07-05

Intro To C : Part IV (Flow Control)

![](https://github.com/sahil-rawat/assets/blob/master/IMG/MAIN7.jpg?raw=true) This is the fourth post in the series [Intro To C](https://www.sahilsin...

Languages2021-07-04

Intro To C : Part II (Variables)

![](https://github.com/sahil-rawat/assets/blob/master/IMG/MAIN4.jpg?raw=true) This is the second post in the series [Intro To C](https://www.sahilsin...

Languages2021-07-04

Intro To C : Part III (Operators)

![](https://github.com/sahil-rawat/assets/blob/master/IMG/MAIN5.jpg?raw=true) This is the third post in the series [Intro To C](https://www.sahilsing...

Languages2021-07-03

Intro To C : Part I (Introduction)

![](https://github.com/sahil-rawat/assets/blob/master/IMG/MAIN3.jpg?raw=true) To get started in the field of CyberSecurity or specifically Reverse En...