716 results in 234ms
Paper2609.25498v1

Universal Fractal Natural Language Decision Map: Real-Time Edge Triage Across Heterogeneous Domains

Acoustic Damping Filter grounded in token entropy and phonetic spectral density that insulates against prompt injections (0.0% empirical bypass; 95% Wilson CI: [0.0%, 30.8%]) while pruning escape iterations

medium relevancebenchmark
Paper2609.24446v2

ActGov: Governing LLM Agent Actions via Policy-Constrained Validation

attack configurations. It shows that ActGov consistently reduces the success rate of indirect prompt-injection attacks while preserving task utility, significantly outperforming existing defenses. These results demonstrate that ActGov

medium relevancebenchmark
Paper2609.24446v1

ActGov: Governing LLM Agent Actions via Policy-Constrained Validation

attack configurations. It shows that ActGov consistently reduces the success rate of indirect prompt-injection attacks while preserving task utility, significantly outperforming existing defenses. These results demonstrate that ActGov

medium relevancebenchmark
Paper2609.20722v1

Deep Noir: Autonomous Steering Discovery via Architectural Chronometry in Transformer Models

models (p less than 0.01). We further show that steering creates a predictable prompt-injection attack surface whose vulnerability increases monotonically with steering magnitude. This finding is relevant to agent

medium relevanceattack
Paper2609.18674v1

CaMeLoT: CaMeL orchestrated with Temporal logic for static verification and liveness

data dependencies. We present CaMeLoT, a complement to CaMeL, an existing defence against prompt injection in tool-using LLM agents. CaMeLoT extends CaMeL by adding a static verification layer that

medium relevancebenchmark
Paper2609.17648v1

Trust propagation and structural containment in Multi-agent LLM pipelines

comprising a Supervisor, Researcher, Validator, and Executor. We evaluate shared-memory poisoning and indirect prompt injection through a forged approval embedded in a retrieved document. We compare the Validator

medium relevanceattack
Paper2609.17320v1

Emergence World: Adversarial Stress-Testing of Long-Horizon Multi-Agent Systems

state had accumulated, we delivered three controlled stress events through ordinary interaction surfaces: indirect prompt injection, misinformation, and exposure of private agent memories. No evaluated world achieved full resilience across

medium relevanceattack
Paper2609.15576v1

Approval Integrity and Recovery in LLM Answer Publication

evidence-fingerprint changes expose asymmetric freshness enforcement between publication and recovery. A separate BIPIA prompt-injection experiment records zero target insertions among 266 valid editor outputs. External Hugging Face calibration

medium relevanceattack
Paper2609.09404v1

An Experimental Evaluation of Multimodal Prompt Injection Attacks on Agentic AI Frameworks

Agentic AI frameworks let a language model plan, keep memory

high relevancebenchmark
Paper2609.03999v1

Shifting from Injection to Interaction: Rethinking Web Security in the Age of LLMs and Beyond

interactions, while LLM-specific vulnerabilities can propagate across web applications, introducing attacks such as prompt injection. Securing modern web systems therefore requires understanding interactions between traditional and LLM-specific threats

high relevanceattack
Paper2609.02127v1

Stored Is Not Supported: Typed Provenance and Assertion Guardrails for Persistent AI Agents

availability, not epistemic standing: stored or retrieved material is not thereby supported. Untrusted inputs, prompt injections, and model inferences can therefore enter persistent state and later be presented as agent

medium relevancedefense
Paper2609.01931v1

Agent Flight Recorder: Tamper-Evident Audit Trails with On-Chain Anchoring for Long-Horizon Tool-Using Agents

rather than isolated errors. When a coding agent deletes a production database or a prompt injection spreads across agents, the incident raises questions of causality, authority, and non-repudiable third

medium relevancetool
Paper2608.30387v1

Attesting Outputs and Delegation Ancestry in Multi-Agent AI Systems

hash of each released output; this records released bytes but does not prevent prompt injection. Ancestry evidence records edge authorization. Under a unified threat model, we compare a signed linked

medium relevancetool
Paper2608.30083v1

Zero-Knowledge Predicate Proofs Between AI Agents: A Measured, Cross-Protocol Gateway and the Source-Integrity Gap

policy. The first over-shares; the second is unverifiable and is exactly the channel prompt injection attacks. Prevailing responses emphasise identity, visibility, and post-hoc detection, and recent proposals

medium relevanceattack
Paper2608.30041v1

Reachability-Based Capability Confinement for LLM Agents under Indirect Prompt Injection

Large language model agents place outputs from external skills into

high relevanceattack
Paper2608.24022v1

What Guides the Agent? Adjudicating Unauthorized Behavior via Localizing Behavior-Guiding Instructions

evaluate Attnlocate across ten agent configurations from five LLM families, covering scenarios involving indirect prompt injection and tool poisoning. Attnlocate achieves a mean IoU of 0.743, an average AUROC

medium relevanceattack
Paper2608.23858v1

Beyond the Mandate: A Systematic Security Analysis of the Agent Payments Protocol (AP2)

messages and Model Context Protocol (MCP) tool calls. Prior work identified replay and prompt-injection attacks in AP2 v0.1. AP2 v0.2 addresses some of these issues but adds capabilities

medium relevancetool
Paper2608.23362v1

Breakout/Interchange Reconnection as a driver of Jets, Fast CME, and Solar Energetic Particles

escape into interplanetary space. In situ measurements by PSP and Wind confirm the prompt injection of electron beams consistent with the timing of the explosive breakout reconnection. A fast shock

medium relevanceattack
Paper2608.22868v1

AgentFlow: A Flow-Centric Policy Language and Framework for Securing LLM Agent Systems

configured policies block the benchmark-specified policy-visible attacker flows; in ASB's direct-prompt-injection harness, attack success is 0/1{,}200. These results are preliminary and scoped

medium relevancetool
Paper2608.17220v1

PACE: Policy-Attested Contract Execution for Safe AI Agents in Decentralized Finance

large language models (LLMs) to plan transactions, they inherit the LLM's susceptibility to prompt injection and lack of mechanisms to bind a verifier's approval to the exact transaction

medium relevancebenchmark
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