SecOps teams are increasingly investing in fraud prevention capabilities to protect themselves and their customers from growing fraud rates. Log analytics and telemetry data can be used to identify patterns and anomalies in real-time, detect fraudulent activity, and block transactions before significant financial losses occur. By collecting and aggregating logs and telemetry data, building a fraud detection algorithm, stream processing telemetry data, alerting on fraud, persisting telemetry data for long-term use cases, and using it for various fraud prevention scenarios such as detecting attacks on cloud infrastructure, fraudulent mobile phone calls, identifying fraudulent cash and credit transactions in banking, identifying fraudulent purchases in retail or e-commerce, and detecting healthcare insurance fraud. Advanced technologies like stream analytics platforms, machine learning technology, and security data lakes can help automate the detection of fraud at scale, enabling faster detection and response times to fraudulent activity.