Prompt Fuzzer is an open-source tool that evaluates the security of your GenAI application’s system prompt against dynamic LLM-based threats. Prompt Fuzzer features Simulation of over a dozen types of GenAI attacks The tool contextualizes itself automatically based on the system prompt to tailor the attacks to the specific topic or industry relevant to the GenAI app It’s interactive and user-friendly Users can repeat the process as many times as needed to harden their system prompts and will see how their security score increases as their system prompt becomes safer and more resilient.

Source: Help Net Security