The global mobile user authentication market is expected to see rapid growth in the next few years, reaching $7.51 billion in 2028. This growth can be attributed to increasing mobile device adoption, rapid digital transformation, and growing cybersecurity threats. Major trends in the market include biometric authentication dominance, adoption of behavioral biometrics, and integration with AI and ML. Top companies in the market include Apple, Google, Microsoft, and IBM. Other drivers for growth include the expansion of IoT devices and demand for frictionless authentication.