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📰 Dev.to · Khalif AL Mahmud

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Reverse Engineering a Windows Keylogger with IDA Pro: Assembly-Level Deep Dive

Dev.to · Khalif AL Mahmud 🔐 Cybersecurity ⚡ AI Lesson 2w ago

Reverse Engineering a Windows Keylogger with IDA Pro: Assembly-Level Deep Dive

When I first loaded msdsrv.exe into IDA Pro, I had no idea what I was dealing with. No strings, no...

Passive Reconnaissance on google.com — What I Found Using Shodan, WHOIS, and DNS Tools

Dev.to · Khalif AL Mahmud 2w ago

Passive Reconnaissance on google.com — What I Found Using Shodan, WHOIS, and DNS Tools

Before a penetration tester runs a single exploit, they spend a significant amount of time just...

Before You Hack Anything — How Penetration Testers Define Scope and Rules of Engagement

Dev.to · Khalif AL Mahmud 🔐 Cybersecurity ⚡ AI Lesson 2w ago

Before You Hack Anything — How Penetration Testers Define Scope and Rules of Engagement

Most people think penetration testing starts with running tools — Nmap, Metasploit, Burp Suite. But...

How I Used Wireshark to Dissect a Real TCP Connection — From Handshake to Teardown

Dev.to · Khalif AL Mahmud 🔐 Cybersecurity ⚡ AI Lesson 2w ago

How I Used Wireshark to Dissect a Real TCP Connection — From Handshake to Teardown

Most people who study networking learn TCP from diagrams and textbooks. But there is a real...

Lab 12 - Telnet and SSH ( I Captured My Own Password in Wireshark — Here's What Telnet Taught Me About Network Security )

Dev.to · Khalif AL Mahmud ⚡ AI Lesson 2mo ago

Lab 12 - Telnet and SSH ( I Captured My Own Password in Wireshark — Here's What Telnet Taught Me About Network Security )

There's a moment in networking that changes how you think about protocols forever. You type a...