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Shubham Chaudhary

Cybersecurity researcher sharing SOC, DFIR, threat hunting, malware analysis & ethical hacking insights for learners and security professionals.

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Cybersecurity Researcher & Content Creator at Xpert4Cyber

Midnight Blizzard's CaptiveCrunch: How Hotel Wi-Fi Became a Nation-State Attack Vector

Midnight Blizzard's CaptiveCrunch: How Hotel Wi-Fi Became a Nation-State Attack Vector

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1 min read
CVE-2026-12935: Unauthenticated RCE in TP-Link TL-WR940N V6 (CVSS 8.7)

CVE-2026-12935: Unauthenticated RCE in TP-Link TL-WR940N V6 (CVSS 8.7)

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1 min read
How a Trojanized Ad Script Bypassed Every Antivirus Engine

How a Trojanized Ad Script Bypassed Every Antivirus Engine

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1 min read
SplitVPN Data Breach: What 865K Exposed Users Teach Us About "No-Logs" Architecture

SplitVPN Data Breach: What 865K Exposed Users Teach Us About "No-Logs" Architecture

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2 min read
Brinks Home Data Breach: How ShinyHunters Exploited Microsoft Entra Vishing to Steal 4.9M Records

Brinks Home Data Breach: How ShinyHunters Exploited Microsoft Entra Vishing to Steal 4.9M Records

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2 min read
GPG for DevOps: Encrypting Files, Signing Commits & Key Management

GPG for DevOps: Encrypting Files, Signing Commits & Key Management

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1 min read
What Devs Should Know About AI-Driven Vulnerability Discovery

What Devs Should Know About AI-Driven Vulnerability Discovery

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1 min read
CyberStrike: The Open-Source AI Agent Turning ChatGPT Into an Autonomous Pentester

CyberStrike: The Open-Source AI Agent Turning ChatGPT Into an Autonomous Pentester

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2 min read
GenieLocker Ransomware: How Toy Ghouls Are Hitting Windows, Linux & ESXi

GenieLocker Ransomware: How Toy Ghouls Are Hitting Windows, Linux & ESXi

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1 min read
Linux ln Command Exploit: How Symlink Race Conditions Lead to Root Privilege Escalation

Linux ln Command Exploit: How Symlink Race Conditions Lead to Root Privilege Escalation

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1 min read
NVIDIA BlueField Flaw Lets Hackers Hijack Cloud Servers

NVIDIA BlueField Flaw Lets Hackers Hijack Cloud Servers

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1 min read
NGINX Buffer Overflow (CVE-2026-42533): Detection & Patch Guide

NGINX Buffer Overflow (CVE-2026-42533): Detection & Patch Guide

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1 min read
Anatomy of a Breach: How One Hacked Email Led to a 1TB Bank Data Leak

Anatomy of a Breach: How One Hacked Email Led to a 1TB Bank Data Leak

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1 min read
Windows 11 Fixed Slow File Deletion — But "Fast" Isn't "Secure"

Windows 11 Fixed Slow File Deletion — But "Fast" Isn't "Secure"

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2 min read
Microsoft Just Killed the Fake KMS Server Trick — Windows Activation Goes Hardware-Only

Microsoft Just Killed the Fake KMS Server Trick — Windows Activation Goes Hardware-Only

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1 min read
GitLab RCE Explained — And How to Check If You're Affected

GitLab RCE Explained — And How to Check If You're Affected

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2 min read
PentesterFlow: The Human-in-the-Loop AI Security Tool

PentesterFlow: The Human-in-the-Loop AI Security Tool

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1 min read
How to Trace an Attacker Using Linux Bash History

How to Trace an Attacker Using Linux Bash History

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2 min read
From 27 Impressions to $64 CPM: Monetizing Telegram Mini Apps and Web Traffic With Monetag

From 27 Impressions to $64 CPM: Monetizing Telegram Mini Apps and Web Traffic With Monetag

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1 min read
A Bing Images Bug Shows Why Your Image Upload Pipeline Isn't Safe

A Bing Images Bug Shows Why Your Image Upload Pipeline Isn't Safe

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1 min read
Dolphin X: A New Malware That Uses AI to Rank Which Devs to Target First

Dolphin X: A New Malware That Uses AI to Rank Which Devs to Target First

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1 min read
Google Selfie Video Explained: AI-Powered Biometric Account Recovery

Google Selfie Video Explained: AI-Powered Biometric Account Recovery

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1 min read
Notepad++ Users Targeted: A Deep Dive into the LUNCHPOKE BURNYBEAR MATCHBOIL.V2 Chain

Notepad++ Users Targeted: A Deep Dive into the LUNCHPOKE BURNYBEAR MATCHBOIL.V2 Chain

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1 min read
RefluXFS: The Silent Linux Kernel Bug Giving Hackers Root Access (CVE-2026-64600)

RefluXFS: The Silent Linux Kernel Bug Giving Hackers Root Access (CVE-2026-64600)

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1 min read
Google CodeMender AI: The Future of Autonomous Application Security

Google CodeMender AI: The Future of Autonomous Application Security

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1 min read
Anthropic Shipped an AI Code Security Scanner Into Claude Code

Anthropic Shipped an AI Code Security Scanner Into Claude Code

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2 min read
Meta Paid $78K for This IDOR Bug — A Deep Dive into Broken Access Control

Meta Paid $78K for This IDOR Bug — A Deep Dive into Broken Access Control

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4 min read
Gemini 3.5 Flash Cyber: Google's AI That Outperformed Claude Opus 4.6 at Finding Vulnerabilities

Gemini 3.5 Flash Cyber: Google's AI That Outperformed Claude Opus 4.6 at Finding Vulnerabilities

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3 min read
Critical NGINX RCE Vulnerability (CVE-2026-42533): Complete Analysis & Patch Guide

Critical NGINX RCE Vulnerability (CVE-2026-42533): Complete Analysis & Patch Guide

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1 min read
15 Cybersecurity Income Paths, Ranked for Beginners

15 Cybersecurity Income Paths, Ranked for Beginners

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1 min read
How Hackers Get Caught: A Real Email Investigation Workflow (2026)

How Hackers Get Caught: A Real Email Investigation Workflow (2026)

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1 min read
wp2shell: Breaking Down WordPress's Critical Pre-Auth RCE (CVE-2026-63030)

wp2shell: Breaking Down WordPress's Critical Pre-Auth RCE (CVE-2026-63030)

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2 min read
TP-Link Kasa Cameras Shipped With a Hardcoded Encryption Key (CVE-2026-9770)

TP-Link Kasa Cameras Shipped With a Hardcoded Encryption Key (CVE-2026-9770)

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1 min read
Breaking Down Microsoft's Record 570-Bug Patch Tuesday (July 2026)

Breaking Down Microsoft's Record 570-Bug Patch Tuesday (July 2026)

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2 min read
SonicWall SMA1000 Zero-Days: Breaking Down CVE-2026-15409 and CVE-2026-15410

SonicWall SMA1000 Zero-Days: Breaking Down CVE-2026-15409 and CVE-2026-15410

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2 min read
You Know 'Tree' as a Dev Tool. Security Teams Weaponize It.

You Know 'Tree' as a Dev Tool. Security Teams Weaponize It.

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2 min read
Hackers Can Hide Their Tracks—Here's How to Catch Them with Linux stat

Hackers Can Hide Their Tracks—Here's How to Catch Them with Linux stat

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1 min read
The Linux locate Command: A Faster Alternative to find (With Security Use Cases)

The Linux locate Command: A Faster Alternative to find (With Security Use Cases)

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1 min read
The Linux find Command: 20 Real-World Uses for Threat Hunting & Incident Response

The Linux find Command: 20 Real-World Uses for Threat Hunting & Incident Response

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1 min read
The mv Command Mistake That Can Destroy Digital Evidence in Seconds

The mv Command Mistake That Can Destroy Digital Evidence in Seconds

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2 min read
Why Cybersecurity Professionals Should Master the Linux cp Command

Why Cybersecurity Professionals Should Master the Linux cp Command

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1 min read
Kali Linux 2026.2 Just Dropped — Here's Why Security Professionals Should Pay Attention

Kali Linux 2026.2 Just Dropped — Here's Why Security Professionals Should Pay Attention

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1 min read
I Watched rm -rf Wipe a Production Server — Here's the Full rm Command Guide

I Watched rm -rf Wipe a Production Server — Here's the Full rm Command Guide

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2 min read
rmdir vs rm -r: The Linux Command Difference That Can Cost You Real Evidence

rmdir vs rm -r: The Linux Command Difference That Can Cost You Real Evidence

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2 min read
The Hidden Security Risk Behind the mkdir Command on Linux

The Hidden Security Risk Behind the mkdir Command on Linux

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1 min read
The cd Command Every SOC Analyst Should Actually Master

The cd Command Every SOC Analyst Should Actually Master

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2 min read
The "Basic" Linux Command That Exposes Hackers Before They Attack

The "Basic" Linux Command That Exposes Hackers Before They Attack

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1 min read
Master the Linux ls Command Like a Cybersecurity Professional

Master the Linux ls Command Like a Cybersecurity Professional

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1 min read
12 Linux File Management Commands Every Developer Should Know

12 Linux File Management Commands Every Developer Should Know

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1 min read
Linux Filesystem Tree Explained for Developers and Security Engineers

Linux Filesystem Tree Explained for Developers and Security Engineers

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1 min read
What Is Linux? A Developer's Guide to the World's Most Important Operating System

What Is Linux? A Developer's Guide to the World's Most Important Operating System

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1 min read
The Ultimate SOC & DFIR Toolkit for Windows Server Security Investigations

The Ultimate SOC & DFIR Toolkit for Windows Server Security Investigations

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1 min read
Network Traffic Analysis for Threat Hunting: A Practical Guide

Network Traffic Analysis for Threat Hunting: A Practical Guide

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1 min read
Detecting C2 Traffic and Data Exfiltration Using Network Monitoring Tools

Detecting C2 Traffic and Data Exfiltration Using Network Monitoring Tools

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1 min read
What tools do cybersecurity professionals use to investigate suspicious files?

What tools do cybersecurity professionals use to investigate suspicious files?

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1 min read
Building a Home SOC Lab with Sniffnet and Open-Source Security Tools

Building a Home SOC Lab with Sniffnet and Open-Source Security Tools

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1 min read
GlassWire for Threat Hunting: Monitoring Suspicious Connections in Real Time

GlassWire for Threat Hunting: Monitoring Suspicious Connections in Real Time

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1 min read
Visualizing Network Traffic Origins with Wireshark and MaxMind GeoIP

Visualizing Network Traffic Origins with Wireshark and MaxMind GeoIP

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1 min read
Best Microsoft Network Monitor Alternatives for Packet Analysis and Threat Hunting

Best Microsoft Network Monitor Alternatives for Packet Analysis and Threat Hunting

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1 min read
15 Essential Tools for Analyzing Malicious URLs and Domains

15 Essential Tools for Analyzing Malicious URLs and Domains

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1 min read
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