In order to keep up with the pace of the digital era and promote the development of vocational colleges, a multi-mode big data education management security model has been constructed. Firstly, the development and advantages of artificial intelligence were introduced; Then, the application of artificial intelligence in vocational colleges was elaborated from the aspects of teaching design, personalized classrooms, teaching assistance systems, and virtualized internship environments; Finally, From the perspectives of data leakage, cyber attacks, copyright protection disputeFrom the perspectives of data leakage, cyber attacks, copyright protection disputes, and other aspects, we need to analyze the security risks of educational AI and develop countermeasures. We should continuously learn and improve our security handling capabilities in order to maximize the positive role of AI in education.