RIFT-Bench: Dynamic Red-teaming For Agentic AI Systems

TL;DR

RIFT-Bench provides a dynamic red-teaming method for unified evaluation of diverse agentic AI systems.

cs.AI 🔴 Advanced 2026-06-23 37 views
Yarin Yerushalmi Levi Roy Betser Amit Giloni Lidor Erez Itay Gershon Oren Rachmil Sindhu Padakandla Roman Vainshtein
AI security red-teaming agentic systems large language models system evaluation

Key Findings

Methodology

RIFT-Bench employs a representation-driven approach for dynamic red-teaming, operating in two automated phases: Discovery, which extracts system structure, and Scanning, which executes adaptive adversarial attacks. It uses 105 adaptive adversarial probes across various attack vectors and objectives to test 45 agentic systems.

Key Results

  • RIFT-Bench successfully evaluated 45 agentic systems, demonstrating its effectiveness across heterogeneous architectures.
  • With 105 adversarial probes, RIFT-Bench achieved cross-system comparability and scalability.
  • The method supports direct evaluation of mitigation strategies, enhancing system security.

Significance

RIFT-Bench provides a scalable foundation for security evaluation of agentic AI systems, addressing the lack of unified comparison across heterogeneous systems and advancing the field of AI security.

Technical Contribution

RIFT-Bench introduces NodeSpec, a code-driven hierarchical representation that improves system readability and supports targeted system modifications. It also develops automated Discovery and Scanning modules for structure-aware probe selection and attack instantiation.

Novelty

RIFT-Bench is the first method to apply a unified representation for dynamic red-teaming in agentic AI systems, offering broader system coverage and deeper attack evaluation compared to existing methods.

Limitations

  • RIFT-Bench relies on white-box access to systems, which may not be applicable in all deployment environments.
  • Tool emulation may not fully capture the behavior of real tools.

Future Work

Future research directions include extending RIFT-Bench to support more attack vectors and system types, and improving the accuracy of tool emulation.

AI Executive Summary

Agentic AI systems are rapidly transitioning from research prototypes to practical applications, but their security evaluation poses challenges. Existing methods are often tied to specific implementations or domains, lacking unified comparison across heterogeneous systems. RIFT-Bench provides a solution with a representation-driven approach for dynamic red-teaming. It operates in two automated phases—Discovery and Scanning—to extract system structure and execute adaptive adversarial attacks. Experiments demonstrate RIFT-Bench's effectiveness across 45 agentic systems, proving its capability in heterogeneous architectures. The method not only supports system and attack evaluation but also directly evaluates mitigation strategies, offering a scalable foundation for security evaluation of agentic AI systems. However, RIFT-Bench's reliance on white-box access may limit its applicability in certain environments. Future research will focus on extending its support for more attack vectors and system types.

Deep Analysis

Background

With advancements in large language models, agentic AI systems excel in multi-step reasoning, tool use, and cross-domain coordination. However, these systems also expose new security threats, such as goal hijacking and tool misuse. Existing security evaluation methods are often limited to specific implementations, lacking a unified comparison standard.

Core Problem

The heterogeneity of agentic AI systems complicates security evaluation. Different frameworks, architectures, and coding practices lead to a lack of standardization, hindering cross-system comparability and interoperability.

Innovation

RIFT-Bench introduces NodeSpec, a unified system representation supporting dynamic red-teaming. It achieves structure extraction and attack instantiation through two automated phases, providing a scalable security evaluation foundation.

Methodology

  • �� Discovery Phase: Extracts the system's NodeSpec representation, integrating tool emulation.

  • �� Scanning Phase: Uses NodeSpec for probe selection and attack instantiation.

  • �� Evaluation: Assesses adversarial robustness through execution tracing.

Experiments

Experiments were conducted on 45 agentic systems, covering multiple frameworks and architectures. Using 105 adversarial probes, over 10,000 attack tests were generated, demonstrating RIFT-Bench's scalability and effectiveness.

Results

RIFT-Bench demonstrated effectiveness across 45 systems with heterogeneous architectures. It achieved cross-system comparability with 105 probes and supports direct evaluation of mitigation strategies.

Applications

RIFT-Bench can be used to evaluate the security of agentic AI systems, particularly in scenarios requiring cross-system comparison and mitigation strategy evaluation.

Limitations & Outlook

RIFT-Bench relies on white-box access, which may not be applicable in all environments. Tool emulation may not fully capture the behavior of real tools.

Plain Language Accessible to non-experts

Imagine working in a complex factory with many different machines and processes. RIFT-Bench acts like an intelligent monitoring system that automatically identifies each machine and process in the factory and tests their security. It simulates various potential failures and attacks to ensure each machine operates safely. Even though the machines and processes differ, RIFT-Bench evaluates them in a unified manner to ensure overall safety.

ELI14 Explained like you're 14

Imagine playing a massive multiplayer online game where each player has different roles and skills. RIFT-Bench is like a super-smart game admin that automatically identifies each player's role and skills and tests their security. It simulates various possible attacks to ensure each player can play safely. Even though players have different roles and skills, RIFT-Bench evaluates them in a unified way to ensure the game's fairness and safety.

Glossary

NodeSpec

A hierarchical representation used to depict the structure of agentic systems.

Used for extracting system structure and supporting attack instantiation.

RIFT-Bench

A dynamic red-teaming method for agentic AI systems.

Used for unified evaluation of diverse agentic systems.

Adversarial Probe

A reusable, system-agnostic attack template.

Used to generate specific attack instances.

Tool Emulation

Simulating tool behavior using LLMs for security evaluation.

Used for a safe and cost-aware execution environment.

White-box Testing

A testing method where the tester has access to the system's internal implementation.

Used for RIFT-Bench's system structure extraction and attack instantiation.

Open Questions Unanswered questions from this research

  • 1 How to conduct effective security evaluation without relying on white-box access?
  • 2 How to improve tool emulation accuracy to better simulate real environments?

Applications

Immediate Applications

Enterprise Security Evaluation

Enterprises can use RIFT-Bench to evaluate the security of their agentic AI systems, ensuring robustness against various attack scenarios.

Long-term Vision

Standardized Security Evaluation

RIFT-Bench could become a standard method for security evaluation of agentic AI systems, promoting industry-wide security standardization.

Abstract

Agentic AI systems powered by large language models (LLMs) are rapidly evolving into autonomous decision-making systems, exposing attack vectors beyond those of traditional LLM vulnerabilities. Existing security evaluations are often tied to specific implementations or domains, limiting unified comparison across heterogeneous systems. To address this gap, we introduce RIFT-Bench, a representation-driven methodology for dynamic red-teaming that enables unified evaluations across diverse agentic architectures. Building on a novel hierarchical representation, RIFT-Bench operates in two automated phases: Discovery, which extracts system structure, and Scanning, which executes adaptive adversarial attacks. It directly evaluates the examined system using 105 adaptive adversarial probes spanning diverse attack vectors and objectives. We demonstrate the effectiveness of the proposed evaluation pipeline across 45 agentic systems spanning a diverse range of implementations, showing that the approach generalizes effectively to heterogeneous agentic architectures. Beyond systems and attacks, RIFT-Bench also supports direct evaluation of mitigation strategies. These key capabilities make RIFT-Bench a scalable foundation for security evaluation of agentic AI systems in practice. Infrastructure code and benchmark artifacts are available at https://tinyurl.com/RIFTBench.

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