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Oct 13 · Tuesday

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Impact：Data and privacy leaks Impact：Availability and reliability Attack surface / entry point：Code repositories and dependencies Attack surface / entry point：Memory writes Attack surface / entry point：Training data Clear all

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AttacksarXiv 2610.07510Oct 6
PersistBD: attackers can strengthen backdoors before release so that they maintain high attack success rates even after developer SFT and RL.
提出 PERSISTBD，发布前强化供应链后门使其经良性 SFT 与 RL 后仍外发凭据
arXiv
2610.07510
Published
Oct 6
Layer
Application layer
Setting
coding agent
Evaluated models
Qwen2.5-Coder-3B-Instruct, Qwen2.5-Coder-7B-Instruct, Qwen3-Coder-30B-A3B-Instruct
- AttacksPoisoning and backdoors
- TechniqueDormant triggers
- ComponentFine-tuning and open weights
Abstract总结了论文关于后门在 SFT/RL 中存活的发现、两因子机制、PERSISTBD 方法与核心数字。
本文研究第三方 LLM 智能体在开发者进行良性监督微调（SFT）和强化学习（RL）后训练时的后门持久性风险。
Paper analysisRead analysis
DefensesarXiv 2610.06636Oct 6
差分隐私混合公共数据集提升隐私学习效果
提出 DP-MixMin，私有学习公开数据混合并做差分隐私微调
arXiv
2610.06636
Published
Oct 6
Layer
Training and data layer
Setting
Models and APIs
Evaluated models
ResNet-18, GPT-2 Medium
- AttacksExtraction and theft
AbstractDP-MixMin 私下学公开混合再 DP 微调，胸片 macro AUC 与邮件困惑度优于均匀混合。
DP-MixMin 是一条端到端的差分隐私训练流程：先私下决定多个公开数据集的预训练混合，再预训练并在敏感数据上 DP 微调。作者称这是首个这样的流程。
Paper analysisRead analysis
AttacksarXiv 2610.04589Oct 3
StegoMemory red team testing: agent persistent memory can be used as a cross-session covert channel
提出 StegoMemory，评测智能体持久记忆作为跨会话隐写信道
arXiv
2610.04589
Published
Oct 3
Layer
Application layer
Setting
AI Agent
Evaluated models
Llama 3.1 405B, Claude 3.5 Sonnet, GPT-4o and others13
- AttacksPoisoning and backdoors
- TechniqueEncoding and obfuscation
- ComponentMemory
Abstract研究揭示智能体持久记忆可作为隐蔽信道跨会话传输机密，写入持久化是主要防御瓶颈，呼吁建立记忆完整性防御。
Paper analysisRead analysis
DefensesarXiv 2610.04426Oct 3
UnAct：无需梯度的定向激活干预实现类别遗忘
提出 UnAct，仅以前向激活干预从分类器中遗忘指定类别
arXiv
2610.04426
Published
Oct 3
Layer
Model layer
Setting
Models and APIs
Evaluated models
ResNet-18, ViT-B/16
- DefensesModel hardening
- AttacksExtraction and theft
AbstractUnAct 用前向激活做类别遗忘。
UnAct 是一种事后类别遗忘：删除请求可以只有少量该类图像，且没有标签和保留数据。它不用梯度，只对遗忘图像做前向。编辑对象是分类器所读的后期单元。
Paper analysisRead analysis
AttacksarXiv 2610.04195Oct 3
MemLeak research: multi-tenant agents sharing vector memory stores have cross-user memory leakage
提出 MemLeak，评估多租户 Agent 共享向量记忆的跨用户泄露
arXiv
2610.04195
Published
Oct 3
Layer
Application layer
Setting
AI Agent
Evaluated models
Gemini 2.5 Flash, Claude Sonnet 4.5, all-MiniLM-L6-v2 and others5
- AttacksPoisoning and backdoors
- TechniqueDormant triggers
- ComponentMemory
Paper analysisRead analysis
AttacksarXiv 2610.01768Oct 1
LLMLeak：借 LLM 合法网页抓取实施隐蔽数据外泄
提出 LLMLeak，借合法网页抓取把 URL 中的秘密隐蔽外传
arXiv
2610.01768
Published
Oct 1
Layer
Application layer
Setting
coding agent
Evaluated models
Meta-Llama-3.3-70B-Instruct, Meta-Llama-4-Scout-17B-16E-Instruct, Meta-Llama-3.1-8B-Instruct and others18
- AttacksMalicious use
Abstract作者称第三方外传可发生于正常网页获取，防护需考虑工具请求而不只考虑提示注入。
LLMLeak 是利用网页获取请求携带预先编码秘密的隐蔽通道攻击。它关注恶意软件已能读取数据、却因网络限制或监控无法直接外传的情形。
Paper analysisRead analysis
AttacksarXiv 2610.01365Oct 1
ReGap：无需真实隐私数据即可通过微调重新提取模型隐私关联
提出 ReGap，用自生成伪监督微调恢复模型中的隐私关联
arXiv
2610.01365
Published
Oct 1
Layer
Training and data layer
Setting
Models and APIs
Attacker
White-box, Gray-box
Evaluated models
GPT-2 Small, GPT-2 Medium, GPT-2 Large and others6
- AttacksExtraction and theft
- ComponentFine-tuning and open weights
Abstract提出无真实私有监督的恢复攻击 ReGap，实验显示微调可通过自生成数据唤醒模型潜在隐私关联，突显后适应隐私风险。
Paper analysisRead analysis
DefensesarXiv 2610.00371Sep 30
FlowReview：以授权配对评测控制多智能体组合信息流
提出 FlowReview，用授权配对与确定性提交门控控制多智能体组合信息流
arXiv
2610.00371
Published
Sep 30
Layer
Application layer
Setting
Multi-agent systems
Evaluated models
Sonnet 4.5, Haiku 4.5, Qwen3-32B and others5
- DefensesPermissions and approval
- AttacksPrompt injection
- ComponentPermissions and sandboxing
Abstract配对标准要求拒绝禁止使用并完成授权使用，FlowReview 把三项审查接到执行。
这篇工作把多智能体安全写成一件必须同时成立的事：拦住组合信息所启用的禁止使用，并完成同一场景里任务所需的授权使用。
Paper analysisRead analysis
DefensesarXiv 2609.37858Sep 29
存储不等于策略：面向 LLM 遗忘的状态条件支持控制
提出 Intervention Score 与 DIR-R，按干预效果选择并修订遗忘参数支持
arXiv
2609.37858
Published
Sep 29
Layer
Training and data layer
Setting
Models and APIs
Evaluated models
Llama 3 8B, Gemma 2 2B, Qwen2.5-7B and others4
- DefensesModel hardening
- AttacksExtraction and theft
Abstract作者把局部化遗忘拆成初始干预选择和检查点修订，并在三个设置里分别给证据和边界。
Storage Is Not Strategy 研究局部化 LLM 遗忘里两个常被混在一起的决定：一开始该更新哪些参数，以及优化改变模型之后这个选择要不要改。
Paper analysisRead analysis
Evaluation and benchmarksarXiv 2609.34790Sep 28
CoSec：面向社区场景的 LLM Agent 安全基准
用 CoSec 评测社区 Agent 是否越界披露受保护信息
arXiv
2609.34790
Published
Sep 28
Layer
Application layer
Setting
AI Agent
Evaluated models
OpenClaw with Gemini 3.1 Pro, OpenClaw with Qwen 3.8 Max, OpenClaw with MiniMax M2.5 and others13
- AttacksPrompt injection
- ComponentMemory
Paper analysisRead analysis
Evaluation and benchmarksarXiv 2609.34092Sep 28
机器遗忘在 ASR 中是否有效：arXiv 论文评估现有算法与评测工具
arXiv
2609.34092
Published
Sep 28
Layer
Training and data layer
Setting
Models and APIs
Evaluated models
E-Branchformer
- DefensesModel hardening
- AttacksExtraction and theft
- ComponentAudio
Abstract梯度上升类方法更接近简单评测下的重训参照，复杂方法会被知情攻击认出，多说话人更差。
Paper analysisRead analysis
AttacksarXiv 2609.33985Sep 28
研究：众包微调数据投毒可放大专有指令抽取
提出主题锚点投毒，放大众包微调后的专有指令提取
arXiv
2609.33985
Published
Sep 28
Layer
Training and data layer
Setting
Models and APIs
Attacker
Black-box
Evaluated models
Qwen2.5-7B-Instruct, Qwen2.5-14B-Instruct, Llama-3.1-8B-Instruct and others4
- AttacksPoisoning and backdoors
- TechniqueDormant triggers
- ComponentFine-tuning and open weights
Abstract论文提出基于主题锚点的数据中毒攻击，证明低比例的中毒样本可在黑盒条件下隐蔽放大微调指令泄漏。
Paper analysisRead analysis
Analysis and theoryarXiv 2609.32288Sep 26
预训练数据投毒的可解理论：依赖极限顺序的缩放指数
证明预训练投毒的清洁超额风险指数随极限顺序变化
arXiv
2609.32288
Published
Sep 26
Layer
Training and data layer
Setting
Models and APIs
Evaluated models
OLMo-style models
- AttacksPoisoning and backdoors
Abstract投毒清洁超额风险的幂指数取决于先固定宽高比还是先取充足数据极限。
可解的预训练数据投毒理论：清洁超额风险的缩放指数随极限顺序改变。。
Paper analysisRead analysis
AttacksarXiv 2609.27124Sep 23
Fed-ADR：用恶意编排服务器协同客户端梯度操纵攻击联邦学习
提出 Fed-ADR，用编排服务器协同操纵梯度攻破联邦学习并检测恢复
arXiv
2609.27124
Published
Sep 23
Layer
Training and data layer
Setting
Models and APIs
Attacker
Gray-box
Evaluated models
CNN（MNIST：2 Conv + 3 FC）, CNN（Fashion-MNIST：6 Conv + 1 FC）, ResNet18（CIFAR-10）
- DefensesDetection and filtering
- AttacksPoisoning and backdoors
- TechniqueDefense-targeted
AbstractFed-ADR 用 gray-box 编排攻击绕过多种聚合防御，再用 Hessian 一致性检测和窗口内恢复把准确率拉回。
Fed-ADR 是一套面向联邦学习的攻击、检测与恢复框架：编排服务器改写合谋客户端的梯度，使参数服务器的现有防御把投毒更新当成良性，同时在发现后用历史梯度把全局模型原地修回来。
Paper analysisRead analysis
Evaluation and benchmarksarXiv 2609.25579Sep 22
研究重新审视后门修复评测：区分总体干净效用与良性性能保持
用 Dmax 与尾部损失评测后门修复的类别性能保持
arXiv
2609.25579
Published
Sep 22
Layer
Training and data layer
Setting
Models and APIs
Evaluated models
ResNet18, PreActResNet18, VGG19-BN
- DefensesModel hardening
- AttacksPoisoning and backdoors
Paper analysisRead analysis
Evaluation and benchmarksarXiv 2609.22818Sep 19
研究测量 LLM Agent 记忆投毒防御的良性场景开销
测量记忆投毒防御在良性对话上的效用与 token 开销
arXiv
2609.22818
Published
Sep 19
Layer
Application layer
Setting
AI Agent
- AttacksPoisoning and backdoors
- ComponentMemory
Abstract写时代价落在噪声内。
在没有攻击的对话上，给记忆投毒防御计价，而不是再测一轮攻击是否被挡住。
Paper analysisRead analysis
AttacksarXiv 2609.22711Sep 19
UBA-ORL：针对离线强化学习的遗忘激活后门攻击
提出 UBA-ORL，以 BD/CM 样本在遗忘后激活离线 RL 后门
arXiv
2609.22711
Published
Sep 19
Layer
Training and data layer
Setting
Embodied systems and robotics
Evaluated models
TD3+BC, BCQ, IQL
- AttacksPoisoning and backdoors
- TechniqueDormant triggers
AbstractUBA-ORL 用竞争的 BD/CM 样本，使离线 RL 后门在删除伪装轨迹后激活。
UBA-ORL 研究离线强化学习中由合规轨迹删除激活的后门：合法贡献者同时上传共享触发的后门轨迹和伪装轨迹，训练后触发响应被压低，删除伪装批次后再升高。受害系统是使用静态数据集和轨迹级遗忘接口的离线 RL 服务。对手不能看到训练算法、参数、梯度或具体遗忘算法，但能提交可区分批次，并在部署时向观测注入预定触发。
Paper analysisRead analysis
DefensesarXiv 2609.04875Sep 4
Forgetting without restart: execution-state forgetting for stateful LLM agents
Proposes execution-state forgetting, using provenance-guided selective replay to purify stateful agents
arXiv
2609.04875
Published
Sep 4
Layer
Application layer
Setting
AI Agent
Evaluated models
Llama-3.1-8B-Instruct, Qwen2.5-7B-Instruct, Mistral-7B-Instruct-v0.3
- AttacksPrompt injection
- ComponentMemory
AbstractSelective replay concatenates the clean prefix with the sanitized suffix, and main-table metrics match full reset.
This work defines forgetting in long-horizon agents as runtime counterfactual equivalence, rather than deleting a plaintext memory.
Paper analysisRead analysis
AttacksarXiv 2609.01495Sep 2
去中心化联邦学习中的拜占庭节点放置优化
提出 BPI 选点算法，增强去中心化联邦学习中的模型与数据投毒
arXiv
2609.01495
Published
Sep 2
Layer
Training and data layer
Setting
Models and APIs
- AttacksPoisoning and backdoors
AbstractBPI 用有限轮 gossip 暴露选拜占庭集合。
作者把 DFL 中“破坏哪 m 个节点”写成攻击者在固定预算下的优化问题，并用 BPI 近似有限轮内诚实节点受到的拜占庭暴露。
Paper analysisRead analysis
AttacksarXiv 2608.09867Aug 11
Researchers steal proprietary LLM inference chains via cross-model compatibility of encrypted inference blocks
利用加密思维块的跨模型重放，诱导弱模型逐字转写专有推理链
arXiv
2608.09867
Published
Aug 11
Layer
Prompt layer
Setting
Models and APIs
Attacker
Black-box
Evaluated models
Claude Opus 4.8, Claude Sonnet 4.6, Claude Haiku 4.5 and others13
- AttacksExtraction and theft
- TechniqueReasoning-chain manipulation
- ComponentReasoning chains
Abstract论文揭示了客户端加密思维块跨模型互换漏洞，提出了低成本提取方法并给出防御方案。
Paper analysisRead analysis

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PersistBD: attackers can strengthen backdoors before release so that they maintain high attack success rates even after developer SFT and RL.

差分隐私混合公共数据集提升隐私学习效果

StegoMemory red team testing: agent persistent memory can be used as a cross-session covert channel

UnAct：无需梯度的定向激活干预实现类别遗忘

MemLeak research: multi-tenant agents sharing vector memory stores have cross-user memory leakage

LLMLeak：借 LLM 合法网页抓取实施隐蔽数据外泄

ReGap：无需真实隐私数据即可通过微调重新提取模型隐私关联

FlowReview：以授权配对评测控制多智能体组合信息流

存储不等于策略：面向 LLM 遗忘的状态条件支持控制

CoSec：面向社区场景的 LLM Agent 安全基准

机器遗忘在 ASR 中是否有效：arXiv 论文评估现有算法与评测工具

研究：众包微调数据投毒可放大专有指令抽取

预训练数据投毒的可解理论：依赖极限顺序的缩放指数

Fed-ADR：用恶意编排服务器协同客户端梯度操纵攻击联邦学习

研究重新审视后门修复评测：区分总体干净效用与良性性能保持

研究测量 LLM Agent 记忆投毒防御的良性场景开销

UBA-ORL：针对离线强化学习的遗忘激活后门攻击

Forgetting without restart: execution-state forgetting for stateful LLM agents

去中心化联邦学习中的拜占庭节点放置优化

Researchers steal proprietary LLM inference chains via cross-model compatibility of encrypted inference blocks