SourcesAdversarial Intent Latent Variable Stateful Trust for Agentic RAGarXiv·high signalPOMDP framework for agent security. MMA-RAG Trust Agent achieves 6.5x attack success rate reduction. Most rigorous agent defense paper this week.SourceSource pagearXiv↳ Follow the threadPolicy dependency / Stack layerReason Less, Verify More: Deterministic Gates Catch a Silent Policy-Violation Failure in Tool-Using AgentsarXivStack layer / Threat patternMitigating Taint-Style MCP Server Vulnerabilities Without Touching Server Code (SPELLSMITH)arXivStack layer / Threat patternLong-Horizon-Terminal-Bench: Best Frontier Agent Clears Just 15% of Real Terminal Tasks, Mean 4.3%arXiv (Tencent Hunyuan) / HuggingFace Daily PapersThreat pattern / Update threadEvoAgentBench: A Benchmark That Isolates Whether Agents Can Turn Past Sessions Into Reusable ProceduresarXivStack layer / Threat pattern'When Is Routing Meaningful?' Fewer Than 10 Agents Recover Most Diversity in Model SocietiesarXivStack layer / Threat patternKronQ Pushes 2-Bit Quantization of LLaMA-3-70B to 7.93 Perplexity Where GPTQ Falls ApartarXiv (COLM 2026) / HuggingFace Daily PapersStack layer / Threat patternCache and reuse agent-generated tools instead of regenerating code every request (arXiv 2607.08010, July 9)arXiv 2607.08010Stack layer / Threat patternExplanation-Guided Training Steers Models Toward Faithful Partial-Dependence ExplanationsarXiv