With the enhancement of security intelligence, as a branch in the field of security, biometrics technology will usher in new needs and changes. The intersection of biometrics and Internet of Things and Internet will become the next focus of the security industry. Hollywood blockbusters often have the cool scene of opening a secure room or safe by scanning their eyes, and it seems that iris recognition is used only for highly confidential places. However, in fact, with the advent of the Internet of Things era, the importance of data security is self-evident. As the most promising biometric authentication technology in the 21st entury, iris recognition technology has drawn wide attention and has been applied to many fields such as finance, security, E-commerce and other fields.