3 papers
cs.CR2026
RAGShield: Detecting Numerical Claim Manipulation in Government RAG Systems
KrishnaSaiReddy Patil
Retrieval-Augmented Generation (RAG) systems are deployed across federal agencies for citizen-facing tax guidance, benefits eligibility, and legal information, where a single incor…
cs.CR2026
SentinelAgent: Intent-Verified Delegation Chains for Securing Federal Multi-Agent AI Systems
KrishnaSaiReddy Patil
When Agent A delegates to Agent B, which invokes Tool C on behalf of User X, no existing framework can answer: whose authorization chain led to this action, and where did it violat…
cs.CR2026
CivicShield: A Cross-Domain Defense-in-Depth Framework for Securing Government-Facing AI Chatbots Against Multi-Turn Adversarial Attacks
KrishnaSaiReddy Patil
LLM-based chatbots in government services face critical security gaps. Multi-turn adversarial attacks achieve over 90% success against current defenses, and single-layer guardrails…