Where does Xiaomi mobile phone telecom anti-fraud data come from?

The telecom anti-fraud data of Xiaomi mobile phone comes from multiple channels. First of all, telecom operators will provide relevant data, such as call number, short message content and so on. Operators can judge whether fraud is involved according to this information, and provide it to the mobile phone for prompt or stop. Secondly, Xiaomi mobile phone itself will also collect and analyze the fraud information reported by users and update it in real time. In addition, Xiaomi mobile phone can also enjoy and accelerate data through cloud services, and transmit updates such as fraud blacklist, pattern recognition and anti-fraud rules to terminal devices to improve the ability to identify fraud. Generally speaking, the telecom anti-fraud data of Xiaomi mobile phone comes from the information provided by telecom operators and the data collection and analysis of Xiaomi mobile phone itself.