Application & Prompt Security

Illustration of raw user text passing through four sequential filter layers before reaching an API node, representing input sanitization for the ChatGPT API in a Node.js backend.

Input Sanitization for ChatGPT API in Node.js Using 4 Hardened Layers to Stop Injection Risks

Brian Burke / August 7, 2026

Secure your backend AI pipelines. Learn 4 defensive layers for input sanitization for ChatGPT API in Node.js to block malicious semantic prompts.

Illustration of a chat interface bubble wrapped in multiple layered shields, representing system prompt protection for Custom GPTs against extraction attempts.

Application & Prompt Security

3 Tactics for System Prompt Protection for Custom GPTs in OpenAI

Brian Burke / August 4, 2026

Prevent hackers from stealing your custom instructions. Learn the best system prompt protection for custom GPTs in OpenAI to secure your data.

Illustration of a shield filtering malicious injected text from a chat input stream before it reaches an AI chatbot interface, representing prompt injection prevention in LangChain applications.

Application & Prompt Security

How to Prevent Prompt Injection in LangChain Python Applications

Brian Burke / August 1, 2026

Protect your AI apps from malicious inputs. Learn how to prevent prompt injection in LangChain Python applications using input sanitization and guardrails.