Introduction Hello, I’m Sato (@Nick_nick310 ), a security engineer at GMO Flatt Security Inc. In recent years, the evolution and widespread adoption of Large Language Models (LLM) have been remarkable, and they are being utilized as generative AI in many services and business processes. While LLMs bring significant benefits, new security risks stemming from their characteristics have also been pointed out, making sufficient understanding and countermeasures essential for safe utilization. W...