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LLM judge bias found in hidden states, MCP security scanners have low alert validity

By PulseAugur Editorial · [2 sources] ·

Researchers have discovered that bias in Large Language Model (LLM) judges resides within a low-dimensional subspace of the model's hidden states. This bias can be manipulated, allowing for its activation or deactivation by steering along this specific subspace. Separately, a study on MCP security scanners revealed that while they flag a high percentage of servers as risky, fewer than half of these alerts are accurate, indicating a significant rate of false positives. AI

IMPACT Understanding LLM bias in hidden states could lead to more robust and fair AI systems, while the MCP scanner findings highlight the need for improved accuracy in security tools.

RANK_REASON The cluster discusses research findings on LLM bias and a study on security scanner alert validity, neither of which constitute a primary release, significant event, or academic research paper.

Read on Mastodon — sigmoid.social →

AI-generated summary · Google Gemini · from 2 sources. How we write summaries →

LLM judge bias found in hidden states, MCP security scanners have low alert validity

COVERAGE [2]

  1. Mastodon — sigmoid.social TIER_1 English(EN) · [email protected] ·

    LLM judge bias found in hidden states, steerable in both directions Researchers find LLM judge bias lives in a low-dimensional subspace inside model hidden stat

    LLM judge bias found in hidden states, steerable in both directions Researchers find LLM judge bias lives in a low-dimensional subspace inside model hidden states, and steering along it can switch bias on and off. https://www. notatechguy.com/llm-judge-bias -found-in-hidden-state…

    LINKS notatechguy.com/llm-judge-bias-found-in-h…
  2. Mastodon — sigmoid.social TIER_1 English(EN) · [email protected] ·

    MCP security scanners: fewer than half of alerts valid MCP security scanners flag 96.89% of servers as risky, but a study of 64,611 servers finds fewer than hal

    MCP security scanners: fewer than half of alerts valid MCP security scanners flag 96.89% of servers as risky, but a study of 64,611 servers finds fewer than half of alerts are true positives. https://www. notatechguy.com/mcp-security-s canners-fewer-than-half-of-alerts-valid/ # N…

    LINKS notatechguy.com/mcp-security-scanners-few…

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