python web security Archives - Alexander Wei, B.A. M.S.

python web security

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Django Fail2ban: Securing Django on EC2

November 24, 2025 No Comments

Learn how to integrate Django and Fail2ban on an EC2 instance using Apache2 to automatically block repeated login attempts and secure your admin panel.

a computer chip with the letter a on top of it

Python

What Actually Happens When LangChain Runs In a Celery Task

Vector search using Celery and LangChain where OpenAI embedding clients live inside Celery workers. Startup signals and lazy resource loading.

December 5, 2025 No Comments

Text similarity search results for "canned tomato" uses OpenAI embeddings

Python

Vector Search with pgvector and Django – Celery: Scalable Django

A look at adding vector search to a Django service with pgVector and OpenAI embeddings, how Celery keeps embedding workloads scalable.

December 5, 2025 No Comments

Alexander Wei, B.A. M.S.

Mathematics and Applied Mathematics

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