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The best prompt-injection detector on BIPIA catches 2% of AgentDojo injections a

BACKGROUND
1 SIGNALFIRST DETECTED 14 October 2026
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How the story developed
Other feeds and industry voices
5 May
Prompt injection benchmark: delimiter + strict prompt took Gemma 4 from 21% to 100% defense rate (15 models, 6100+ tests)

<!-- SC_OFF --><div class="md"><p>When dealing with untrusted outside input, I think you should handle it based on the situation. If you're processing structured data files, it's

OPINION · WHEN · LocalLLaMAOPEN STORY
29 Apr
Try to break my prompt injection detector — I’ll respond to every bypass attempt

<!-- SC_OFF --><div class="md"><p>I built Arc Gate — a prompt injection proxy that’s been benchmarked at F1 0.947 on indirect and roleplay-based attacks, beating OpenAI Moderation

OPINION · HOW · OpenAIOPEN STORY
17 May
Why prompt filtering fails and what to do instead

<p>Every prompt injection defense I’ve seen makes the same mistake. It asks the wrong question.<br /> The wrong question: “Does this prompt contain dangerous words?”<br /> The

REPORT · WHAT · Dev.toOPEN STORY
26 Apr
Stanford researchers fed a language model a DNA sequence and asked it to create a new virus. It wrote hundreds of them, and 16 worked. One used a protein that doesn't exist in any known organism on Earth.

<table> <tr><td> <a href="https://www.reddit.com/r/OpenAI/comments/1sw0vcf/stanford_researchers_fed_a_language_model_a_dna/"> <img alt="Stanford researchers fed a language model a

OPINION · WHAT · OpenAIOPEN STORY
10 May
Static Analysis for LLM Prompt Security: A Methodology for Pre-Deploy Vulnerability Detection.

<h1> Static Analysis for LLM Prompt Security: A Methodology for Pre-Deploy Vulnerability Detection </h1> <p><em>How applying SAST principles to LLM prompt strings catches security

REPORT · HOW · Dev.toOPEN STORY
8 Apr
Hacking AI Agents - Prompt injection, Tool hijacking & Memory poisoning

<table> <tr><td> <a href="https://www.reddit.com/r/LocalLLaMA/comments/1sflxhy/hacking_ai_agents_prompt_injection_tool_hijacking/"> <img alt="Hacking AI Agents - Prompt injection,

OPINION · WHAT · LocalLLaMAOPEN STORY
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