AI vendor risk assessment: the questions a Head of Security should ask any LLM provider in 2026
An AI vendor risk assessment in 2026 lives at the intersection of EU AI Act Annex IV documentation, DORA Article 28 third-party register requirements, SOC 2 vendor management, and ISO 42001 AIMS controls. The 30 questions cover training-data lineage, sub-processor disclosure, retention policy, deployer audit-log access, fine-tuning isolation, prompt logging consent, incident notification SLA, and exit-strategy artifacts.