The article points out that the development of artificial intelligence has introduced new methods for cyber attacks. Generative AI can be used to create more convincing phishing messages, and quantum computing poses a threat to existing encryption algorithms. Data poisoning affects the accuracy of AI decision-making by contaminating training data. SEO poisoning can manipulate search engine rankings. Experts suggest that companies should follow best practices in cybersecurity and adopt new technologies for in-depth defense to counter the ever-evolving cyber threats.