Articles & Tutorials

149 technical articles covering AI, Machine Learning, Cybersecurity, Data Science, and Programming. Practical guides, tutorials, and deep dives — written for developers.

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Cybersecurity Code

JWT Explained: Header, Payload and Signature

Key Takeaway --> A JWT is three Base64URL-encoded parts separated by dots: header (algorithm), payload (claims), and signature (integrity)…

RAG AI Agents Cybersecurity
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Cybersecurity Code

How HTTPS and TLS Actually Work

Key Takeaway --> HTTPS is HTTP running over TLS. The TLS handshake performs three critical functions in a single exchange: negotiating enc…

LLMs MCP AI Agents
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Cybersecurity Code

Hashing vs Encryption vs Encoding: What's the Difference?

Key Takeaway --> Hashing verifies integrity and stores passwords safely. Encryption keeps data confidential with a key. Encoding converts …

Python RAG MCP
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Cybersecurity Code

Data Versioning Explained: Why Git Alone Isn't Enough for Data Science

Key Takeaway --> Git is excellent for tracking code, but it was never designed for large datasets, models, or ML pipelines. Data versionin…

Python Docker RAG
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Cybersecurity Code

Feature Engineering in the Age of AI

Key Takeaway --> Classical feature engineering uses domain expertise to create interpretable features. Embeddings capture semantic meaning…

Python Neural Networks LLMs
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Cybersecurity Code

GGUF Explained: The Practical Guide to Local LLM Model Files

GGUF (GPT-Generated Unified Format) is the standard file format for running LLMs locally. It packages model weights, metadata, and tokenize…

Python LLMs GPT
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Cybersecurity Code

LLM Quantization Explained: 4-bit vs 8-bit Models

Quantization reduces model precision to save memory and increase speed. A 7B parameter model shrinks from 28 GB (FP32) to 3.5 GB (INT4) whi…

Neural Networks LLMs GPT
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Cybersecurity Code

Running LLMs on CPU: What Actually Matters?

CPU inference speed depends primarily on memory bandwidth and model size—not CPU cores. A well-quantized 7B model on a modern CPU can gener…

LLMs MCP AI Agents
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Cybersecurity

Why Choose a Local Runtime?

Ollama, llama.cpp and LM Studio are the three leading local AI runtimes. Ollama excels at developer workflow, llama.cpp at maximum performa…

Docker LLMs MCP
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Cybersecurity

Why Run AI Locally?

Local AI in 2026 is practical on laptops with 16GB+ RAM. The hardware you choose — CPU, integrated GPU, dedicated GPU or Apple Silicon — de…

Python Docker LLMs
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Cybersecurity

Why a Pre-Deployment Checklist?

AI compliance is not a single checkbox — it is a structured pre-deployment process covering 10 domains with 50 items. Use this checklist to…

Prompt Injection Local AI Credentials
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Cybersecurity

Why Measure AI Transparency?

AI transparency can be measured across seven dimensions — Data, Model, Evaluation, Documentation, Security, Oversight and Auditability — us…

LLMs Hashing
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