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Format-preserving encryption for PII in Polars: FF3-1 vs FF1 for RUT, CPF, and DNI

Format-preserving encryption for PII in Polars: FF3-1 vs FF1 for RUT, CPF, and DNI

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6 min read
Learn Why Agent Tool Boundaries Fail by Building a Tiny Permission Harness

Learn Why Agent Tool Boundaries Fail by Building a Tiny Permission Harness

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5 min read
Scanning LangChain with AgentGuard: 380 Security Findings in the World's Most Popular Agent Framework

Scanning LangChain with AgentGuard: 380 Security Findings in the World's Most Popular Agent Framework

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2 min read
CrewAI's quadratic context problem: why a 5-agent crew costs 6 more than you expect

CrewAI's quadratic context problem: why a 5-agent crew costs 6 more than you expect

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7 min read
I Discovered AI Agents Can't Self-Verify. The Real Problem Is Much Bigger.

I Discovered AI Agents Can't Self-Verify. The Real Problem Is Much Bigger.

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10 min read
I Open-Sourced the SEC 8-K Classifier Powering My Forensic Tool — Here's the Taxonomy

I Open-Sourced the SEC 8-K Classifier Powering My Forensic Tool — Here's the Taxonomy

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3 min read
One prompt, three memories: building a memory-governance agent with Qwen

One prompt, three memories: building a memory-governance agent with Qwen

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4 min read
I Built an AI Life Planner the Month I Graduated and Switched to Linux Halfway Through

I Built an AI Life Planner the Month I Graduated and Switched to Linux Halfway Through

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8 min read
How to Get Clean SEC EDGAR Filing Data (Without Getting Rate-Limited)

How to Get Clean SEC EDGAR Filing Data (Without Getting Rate-Limited)

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3 min read
12 Simple Python AI Starter Projects for Beginners

12 Simple Python AI Starter Projects for Beginners

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3 min read
Як я побудував AI-агента для e-commerce: уроки розробки та деплою

Як я побудував AI-агента для e-commerce: уроки розробки та деплою

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1 min read
I Built a Security App. Then I Tried to Break It Myself.

I Built a Security App. Then I Tried to Break It Myself.

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2 min read
LangChain + OpenAI-Compatible APIs: Debug Base URL Before RAG or Agents

LangChain + OpenAI-Compatible APIs: Debug Base URL Before RAG or Agents

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3 min read
Cache Misses — Why Your AI Costs Won’t Drop (Even When Traffic Stays Flat)

Cache Misses — Why Your AI Costs Won’t Drop (Even When Traffic Stays Flat)

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2 min read
MegaFriend OS — A Civilization-Scale Progress System (v0.0.1)

MegaFriend OS — A Civilization-Scale Progress System (v0.0.1)

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1 min read
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