Australia: National Security Agency’s Artificial Intelligence Security Center and partners issued guidance on AI Data Security

On 22 May 2025, the US National Security Agency’s Artificial Intelligence Security Center (NSA AISC), the Cybersecurity and Infrastructure Security Agency (CISA), the Federal Bureau of Investigation (FBI), the Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC), New Zealand’s National Cyber Security Centre (NCSC-NZ), and the United Kingdom’s National Cyber Security Centre (NCSC-UK) issued a joint Cybersecurity Information Sheet (CSI), AI Data Security: Best Practices for Securing Data Used to Train and Operate AI Systems. The guidance outlines critical risks such as data supply chain vulnerabilities, maliciously modified data, and data drift, and prescribes mitigations including digital signatures, data provenance tracking, and trusted infrastructure. It emphasises robust data protection throughout the AI system lifecycle, with particular relevance for Department of Defence (DoD), National Security Systems (NSS), and Defence Industrial Base (DIB) stakeholders, to ensure AI system integrity and safeguard sensitive data.