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Oct 13 · Tuesday

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  1. AgentDoxx:联网搜索 Agent 对匿名访谈文本的再识别评测

    构建 AGENTDOXX 基准,评测联网搜索 Agent 对匿名访谈的再识别

    Published
    Setting
    web agent
    Evaluated models
    GPT-5.6 Terra, GPT-5 Mini, GPT-4.1 Mini and others10

    Abstract论文提出了已知身份的重识别基准 AGENTDOXX,揭示搜索与记忆双重风险及现有防御在检索轨迹中的泄露漏洞。

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  2. AttacksarXiv 2609.14649

    CIG-MIA:利用上下文信息增益对 RAG 系统发起成员推断攻击

    提出 CIG-MIA,用上下文信息增益推断 RAG 知识库成员身份

    Published
    Evaluated models
    Llama-3.1-8B-Instruct, Mistral-7B-Instruct-v0.3, Llama-2-13b-chat-hf and others6
    AbstractCIG-MIA 用注入前后的答案似然差推断 RAG 库成员,灰盒可分性高于所列基线。

    CIG-MIA 是针对 RAG 外部知识库的成员推断攻击,同时覆盖灰盒和纯文本黑盒。

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  3. AttacksarXiv 2609.12448

    GraphProfiler 用个人知识图谱推断敏感属性并溯源到具体帖子

    提出 GraphProfiler,用个人知识图谱从帖子历史推断敏感属性并溯源

    Published
    AbstractGraphProfiler 用源链接个人知识图谱做属性推断,准确率接近文本基线,并把证据定位到少量源帖。

    GraphProfiler 是一个可审计的 LLM 敏感属性画像器:用源链接个人知识图谱,把推断落到具体帖子。

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  4. DefensesarXiv 2609.04767

    SHAQ: Privacy-preserving retrieval in vector databases using shadow queries

    Proposes SHAQ, which replaces document embeddings with shadow query embeddings to defend against embedding inversion.

    Published
    Attacker
    Black-box
    Evaluated models
    GTR-T5 encoder, DPR
    AbstractSHAQ replaces document embeddings with shadow query embeddings.

    SHAQ is a defense against EIA for cloud vector databases: instead of directly modifying document embeddings, it replaces them with shadow query embeddings.

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  5. DefensesarXiv 2605.19847

    论文揭示多租户 RAG 账号合谋使隐私泄露随账号数线性增长

    提出零知识审计协议,核验多租户 RAG 的合谋差分隐私

    Published
    Abstract揭示多租户 RAG 合谋泄露按根号 k 放大,提出带零知识证明的无泄露审计协议。

    论文针对多租户 RAG 服务在多账户协同攻击下隐私边界失效的问题展开研究。

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  6. DefensesarXiv 2603.01544

    RA-Det:利用鲁棒性不对称检测 AI 生成图像

    提出 RA-Det,利用鲁棒性不对称检测 AI 生成图像

    Published
    AbstractRA-Det 把扰动下特征漂移差变成检测信号,平均 ACC 高于表中通用检测器,但不是每行最高。

    RA-Det 是合成图像检测器,用扰动下的表示稳定性差异代替外观痕迹。

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  7. Benchmarking Knowledge Extraction Attacks and Defenses in RAG

    建立 RAG 知识抽取攻防基准,统一评测抽取攻击与防御

    Published
    Evaluated models
    GPT-4o, GPT-4o-mini, Llama3-8B-Instruct and others8
    Abstract统一基准比较 RAG 知识抽取攻防,作者称检索与生成都要优化,单一防御不能完全防护。

    作者给出一个比较 RAG 知识抽取攻击与防御的统一基准。

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  8. AttacksarXiv 2602.07379

    Aegis: Governance, Integrity, and Security for AI Voice Agents

    Proposes the Aegis red-teaming framework for multi-turn attacks on high-risk voice agents.

    Published
    Setting
    AI Agent
    Evaluated models
    GPT-4o, GPT-4o-mini, Gemini-1.5 Pro and others7
    AbstractAegis red-teams three types of voice agents: query-based access eliminates authentication and leakage successes, but behavioral attacks remain.

    Aegis uses multi-turn red-teaming evaluation on ALLM voice agents already integrated into business systems. The authors call this the first systematic red-teaming framework in this setting.

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