Devansh Srivastav, David Pape, Samira Abedini, Lea Schönherr · 2026 · arXiv
DOI: 10.48550/arXiv.2610.28067 · open-access PDF
LLMs越来越多地在混合敏感性背景下运作,在那里他们必须考虑从公开到机密的信息,同时只披露用户授权接收的内容。现有方法强制执行访问控制作为二进制决定:无论是完全回答还是拒绝,而不调节获取多少或什么类型的信息,导致过度拒绝或意外泄露。
Machine translation (Meta M2M100); the English original follows.
LLMs increasingly operate over mixed-sensitivity contexts, where they must reason over information ranging from public to confidential while disclosing only what the user is authorised to receive. Existing approaches enforce access control as a binary decision: either fully answering or refusing, without regulating how much or what kind of information is revealed if access is granted, leading to over-refusal or unintended leakage. We introduce graduated disclosure, an access-control formulation in which the level of detail and sensitivity in a model's response is calibrated to the user's autho
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