Counter-GEO-Bench: Evaluating Defenses Against Information-Distorting Generative Engine Optimization

arXiv:2609.02316 · cs.IR, cs.CL, cs.CR · Submitted 2026-09-02 · Read on arXiv

cs.IR, cs.CL, cs.CR

Submitted: 2026-09-02

Updated: 2026-09-02

Comments: Accepted to EMNLP 2026 (Main Conference). 17 pages, 5 figures

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Benchmark — 43× in this paper · explained in 2 episodes
• Accuracy — 15× in this paper · explained in 1 episode
• Calibration — 5× in this paper · explained in 7 episodes
• LLM judge — 5× in this paper · explained in 2 episodes
• Attack Success Rate — 4× in this paper
• Embeddings — 4× in this paper · explained in 2 episodes
• Verification — 4× in this paper · explained in 2 episodes
• Attack Success Rate (ASR) — 3× in this paper · explained in 2 episodes
• False Positive Rate — 3× in this paper
• Failure Modes — 2× in this paper · explained in 3 episodes
• Large Language Models (LLMs) — 2× in this paper · explained in 6 episodes
• Perplexity — 2× in this paper · explained in 3 episodes
• RAG — 2× in this paper · explained in 3 episodes
• Alignment — 1× in this paper · explained in 1 episode
• Cosine Similarity — 1× in this paper · explained in 3 episodes
• Fine-Tuning — 1× in this paper · explained in 5 episodes
• Foundation Model — 1× in this paper · explained in 3 episodes
• Foundation Models — 1× in this paper · explained in 7 episodes
• Mixture-of-Experts (MoE) — 1× in this paper · explained in 7 episodes
• Multi-hop Reasoning — 1× in this paper · explained in 3 episodes
• Positional Bias — 1× in this paper · explained in 2 episodes
• Provenance — 1× in this paper · explained in 3 episodes
• Robustness — 1× in this paper · explained in 5 episodes
• Score Function — 1× in this paper · explained in 4 episodes
• Verifier — 1× in this paper · explained in 2 episodes

Sources

• The Llama 3 Herd of Models
• Llama Guard: LLM-based Input-Output Safeguard for Human-AI Conversations

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