Articles & Tutorials
149 technical articles covering AI, Machine Learning, Cybersecurity, Data Science, and Programming. Practical guides, tutorials, and deep dives — written for developers.
15 articles in Cybersecurity
The Shift: From Implementation to Judgment
Key Takeaway --> 🎯 Key Takeaway AI agents change how you implement software — not what you need to know. Architecture, design patterns, A…
Hash vs Encryption vs Signature: Three Different Jobs
A digital signature combines a hash with a private key to provide three guarantees: authentication (who signed), integrity (no tampering), …
The Color-Blind Verifier: A Simple Analogy
Zero-knowledge proofs (ZKPs) let you prove you know something without revealing what you know. They're used in password authentication, blo…
Reverse Proxy Explained: Nginx, Caddy and Modern Web Applications
Key Takeaway --> A reverse proxy sits between clients and your application, handling SSL termination, load balancing, static files, and se…
Secrets Management for Developers: From .env Files to Secret Managers
KEY TAKEAWAY Secrets management is the practice of storing, accessing, rotating and revoking credentials securely. .env files work for lo…
Cross-Site Scripting Explained for Web Developers
KEY TAKEAWAY Cross-Site Scripting (XSS) happens when untrusted user input is included in web pages without proper encoding. The browser c…
SQL Injection Explained and Prevented
KEY TAKEAWAY SQL injection occurs when user input is concatenated directly into a SQL query string, allowing the input to become executab…
API Authentication Methods Compared
Key Takeaway --> There is no single "best" API authentication method. API keys are simple but weak. Basic Auth is convenient but sends pas…
OAuth 2.0 Explained for Beginners
Key Takeaway --> OAuth 2.0 is an authorization framework — it lets users grant third-party apps limited access to their data without shari…
RAG Security: Protecting Vector Stores and Preventing Data Leakage
Key Takeaway --> RAG systems create unique security challenges because they connect AI models to your data. Protecting vector stores requi…
Build a Private Course Assistant with RAG
A course assistant needs more than just RAG — it needs access control (students see only their course), citation tracking (answers linked t…
Why MCP Security Matters
Key Takeaway --> 🎯 MCP introduces new attack surfaces for AI systems. This 25-point checklist covers authentication, authorization,…