Threat modelling AI applications
Data flows, trust boundaries and tools of an AI application are mapped to identify where untrusted inputs could manipulate the model or where data could leak.
GCRI · 人工智能与自主系统
Cybersecurity and cryptography protect AI 系统 and the data they use. In this field the focus is threats specific to AI, such as prompt injection, poisoning and model theft, alongside conventional security of the software and infrastructure around models.
Cybersecurity and cryptography protect information 系统 and data from unauthorised access, disruption and manipulation. They address threats that can spread rapidly across interconnected digital and physical systems. In artificial intelligence and data and compute, cybersecurity analysis identifies how a single compromise can propagate across sectors that share software, vendors or networks. It informs resilience requirements and cyber insurance. The canonical description is on STEM Commons.
Data flows, trust boundaries and tools of an AI application are mapped to identify where untrusted inputs could manipulate the model or where data could leak.
Provenance of datasets and model weights is recorded and verified with signatures and hashes before use.
Applications are tested with suites of injection attempts, and the success rate is tracked as defences change.
团队遵循该方法时会使用的界面:其指标、状态与决策。名称为示例,数值仅作示意。
AI and autonomous systems · Cybersecurity for AI systems · Run R-5953
| Weak key rotation | Identity service | 高 | PR.AA | 打开 |
| Unpatched gateway | Edge | 高 | PR.PS | Fixing |
| Logging gap | 支付 API | 中 | DE.CM | 打开 |
| Stale accounts | 名录 | 低 | PR.AA | 已关闭 |
Datasets and records used by cybersecurity and cryptography on this platform, with the role each plays and the label its values carry. Sources are listed in 来源登记册.
| 数据 | 角色 | 标签 |
|---|---|---|
| MITRE ATLAS techniques | Threat catalogue | 已报告 |
| Vulnerability databases | Known flaws | 已报告 |
| Security test results | Defence performance | 观测 |
A 危害足迹 会摧毁每一层中位于同处的资产;随后,碎片化、层间依赖和幸存资产的过载使失效扩散开来。3D 视图按深度分开各层。这是带有说明性取值的教学模型,不是预测。
控制措施
读数
| 步骤 | 运行中的数据中心(%) | 运行中的网络(%) | 电力运行(%) |
|---|---|---|---|
| 0 | 94 | 100 | 100 |
| 1 | 89 | 67 | 100 |
| 2 | 72 | 67 | 100 |
| 3 | 72 | 67 | 78 |
The model runs on the teaching values set by the controls. To calibrate it for a place, read it against these admitted layers and series, which this page’s map can draw:
贯穿六大支柱,由 Nexus Consortium 牵头
Controls are tested through red-team exercises, audits and formal analysis of cryptographic schemes. Incident data are used to check whether defences performed as intended.
| 核查 | 如何开展 |
|---|---|
| Threat model review | Threat models are reviewed when the application or its tools change |
| Provenance verification | Model artefacts are checked against signed records |
| Regression testing | Security tests are rerun after each update |
Adversaries adapt, so historical data may not reflect future attacks. Software supply chains and legacy systems introduce weaknesses that are hard to inventory.
模型、其假设、数据和不确定性,以科学家或工程师会核查的形式呈现。结构遵循已发表的方法。所取数值仅为示意,不是研究发现。
The model structure used for Cybersecurity for AI systems, the assumptions it makes and how each is tested.
Ri = f(Hi, Ei, Vi, Ci)危害、风险暴露、脆弱性和应对能力EAL = ∑k pk · Lk对年概率为 pkxt+1 = A xt + B ut + εtA carries the couplings, u the shock, ε the error| 假设 | 为何制作 | 如何检验 |
|---|---|---|
| 在一次事件中,危害与暴露相互独立 | 使损失积分保持可计算 | 与基于联合记录拟合的 copula 进行比较 |
| 耦合在工作点附近是线性的 | 让冲击通过 A 传播 | 在线性范围之外施加扰动并比较 |
| 脆弱性曲线可以在不同地点之间迁移使用 | 很少有本地曲线可用 | 在有观测损失的地方据此进行验证 |
网络安全与数字韧性 stewards cybersecurity and cryptography for the Consortium and reviews how it is applied across platforms.
报告 is the Consortium’s quarterly publication. What you know about this subject can become evidence, a case or a correction in the next edition, credited to you and published under CC BY 4.0 where it is your own work.
切勿发送个人数据、敏感基础设施细节或您无权分享的任何内容。贡献在使用前会经过审查;发送贡献不赋予署名权或编辑权,赞助也绝不能换取研究结论。
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