<!-- mail -->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-mail</artifactId>
</dependency>

yml配置

spring:
  mail:
    host: smtp.163.com
    port: 465
    protocol: smtp
    test-connection: false
    default-encoding: UTF-8
    username: xxx@163.com
    password: 123456
    properties:
      mail:
        imap:
          ssl:
            socketFactory:
              fallback: false
        smtp:
          ssl:
            enable: true
            socketFactory:
              class: com.fintech.modules.util.MailSSLSocketFactory
          auth : true
          timeout : 2000
          starttls:
            enable : true
            required : true