1) 보안 수준이 낮은 앱의 액세스 사용 https://www.google.com/settings/security/lesssecureapps 2) 내 Google 계정에 대한 액세스 허용 https://accounts.google.com/DisplayUnlockCaptcha pom.xml - 추가 org.springframework spring-context-support ${org.springframework-version} com.sun.mail javax.mail 1.5.6 root-context - 추가 true true 컨트롤러에 메소드 추가 package com.cos.controller; import javax.inject.Inject; import javax.mail.internet.Int..

package mail; import java.util.Properties; import javax.mail.Address; import javax.mail.Authenticator; import javax.mail.Message; import javax.mail.PasswordAuthentication; import javax.mail.Session; import javax.mail.Transport; import javax.mail.internet.InternetAddress; import javax.mail.internet.MimeMessage; public class GamilSend { private static class SMTPAuthenticator extends Authenticator ..