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📰 Dev.to · Khalif AL Mahmud

13 articles · Updated every 3 hours · View all reads

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Authentication vs Authorization — "Who Are You?" vs "What Can You Do?"
Dev.to · Khalif AL Mahmud 1w ago
Authentication vs Authorization — "Who Are You?" vs "What Can You Do?"
If you've ever built a login system, or even just used one as a regular internet user, you've...
Verification vs Validation — Two Questions Every Secure System Needs to Answer
Dev.to · Khalif AL Mahmud 1w ago
Verification vs Validation — Two Questions Every Secure System Needs to Answer
Early on, these two terms — verification and validation — sound almost identical. Same starting...
FIPS vs NIST — Two Acronyms You'll Keep Running Into in Cybersecurity
Dev.to · Khalif AL Mahmud 1w ago
FIPS vs NIST — Two Acronyms You'll Keep Running Into in Cybersecurity
If you spend any real time reading about cybersecurity standards, two acronyms show up over and over:...
What Exactly Is a DMZ, and Why Does Every Serious Network Have One?
Dev.to · Khalif AL Mahmud 1w ago
What Exactly Is a DMZ, and Why Does Every Serious Network Have One?
If you're new to networking or cybersecurity, chances are you've bumped into the term DMZ and quietly...
Reverse Engineering a Windows Keylogger with IDA Pro: Assembly-Level Deep Dive
Dev.to · Khalif AL Mahmud 🔐 Cybersecurity ⚡ AI Lesson 4w 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 4w 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 4w 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 4w 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...