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Prompt Injection Detection on Messaging Direct Prompt Injection

0FPRPrompt-Guard2
-2.3613.5729.545.43Feb 14, 2026

Evaluation results

MethodLinks
Prompt-Guard22026.02099
AttnTracker2026.02095
AlignSentinelAggregation Strategy=Avg-first2026.0200
AlignSentinelAggregation Strategy=Enc-first2026.0200
Abdelnabi et al.2026.02440
Chen et al.2026.0256
DataSentinel2026.025933