Building an AI Voicebot for Visitor Check-In — A Practical Guide to Handling the Messy Parts
A practical guide to building an AI voicebot for visitor check-in — the STT/TTS pipeline, conversation design, and the messy edge cases.
The Archive of
Intentional Thought
Technical essays, architectural deep-dives, and practical guides at the intersection of code and design.
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Server Security Best Practices — Complete Hardening Guide for Production Systems
A guide to server security best practices — SSH hardening, firewall configuration, TLS setup, automated patching, and incident response.
Staff Engineer Study Plan for MAANG Interviews — The Complete 12-Week Roadmap
A battle-tested 12-week study plan for engineers targeting Staff/L6+ roles at MAANG — system design, coding, leadership, and behavioral prep.
XSS and CSRF Explained — The Complete Guide with Real Attack Examples and Defenses
A deep dive into XSS and CSRF — how each attack works, real attack examples with code, and defense strategies every developer should know.
OWASP Top 10 (2021) — Every Vulnerability Explained with Code
A developer-focused guide to the OWASP Top 10 2021 — every vulnerability explained with real attack code and production-ready fixes.
HTTP Cookies Security — Everything Developers Get Wrong
A complete guide to HTTP cookie security — every security flag explained, real attack scenarios, and production-grade code for major frameworks.
Format String Vulnerabilities — The Read-Write Primitive Hiding in printf()
A deep technical guide to format string vulnerabilities — how printf() becomes a read-write memory primitive, from info leak to full RCE.
Buffer Overflow Attacks — How Memory Corruption Actually Works
A deep technical guide to buffer overflow attacks — stack and heap overflows, integer overflows, exploit walkthroughs, and modern defenses.
SQL Injection: The Complete Guide to Understanding, Preventing, and Detecting SQLi Attacks
A deep dive into SQL injection — how every type of SQLi works, real-world examples, and the complete defense playbook with code examples.
Software Security in the AI Era: How to Write Secure Code When AI Writes Code Too
A guide to writing secure software in 2026 — traditional OWASP vulnerabilities, AI-specific threats like prompt injection, and secure SDLC.
Building a Vulnerability Detection System That Developers Actually Use
How to architect a vulnerability detection system developers don't hate — SAST/SCA scanning, PR-native workflows, and false positive reduction.
How to Be a Full-Time Freelancer: Resources, Finding Clients, and Building a Sustainable Business
A guide to becoming a full-time freelancer in tech — finding clients, setting your rates, building a portfolio, and managing your finances.