StruQ, SecAlign, Instruction Hierarchy, PromptGuard, and Attention Tracker are substantially less effective and utility-preserving than claimed when evaluated with diverse prompts and adaptive attacks.
Detecting language m odel attacks with perplexity
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A Critical Evaluation of Defenses against Prompt Injection Attacks
StruQ, SecAlign, Instruction Hierarchy, PromptGuard, and Attention Tracker are substantially less effective and utility-preserving than claimed when evaluated with diverse prompts and adaptive attacks.