https://www.vigilguard.ai/blog/ AI security research, AIDR strategy, and runtime LLM defense from the Vigil Guard team. en Copyright Vigil Guard Tue, 29 Apr 2026 00:00:00 GMT 60 https://www.vigilguard.ai/logo.svg https://www.vigilguard.ai/blog/ https://www.vigilguard.ai/blog/semantic-drift-analysis-llm-security/ https://www.vigilguard.ai/blog/semantic-drift-analysis-llm-security/ Wed, 29 Apr 2026 00:00:00 GMT contact@vigilguard.ai (Tomasz Bartel) LLM Security Prompt Injection Semantic Drift Agent Security AIDR How semantic drift analysis complements traditional prompt injection detection in LLM-based systems. When a model's output deviates from its defined role and constraints, the deviation itself becomes a security signal.