Luck's manager wants to log in to verify that this is SMS verification. According to relevant public information, the store manager's login verification is SMS verification and a form of credit guarantee. According to the definition of the International Organization for Standardization (ISO) and the International Electrotechnical Commission (IEC), it refers to the conformity assessment activities that an organization's products, services and management systems are certified by a nationally recognized certification body to meet the relevant standards, technical specifications (ts) or their mandatory requirements. There are also many login authentication methods, such as ID card authentication, mobile phone number authentication and WeChat authentication.