[PHP] mailService

https://ekfqkqhd.tistory.com/entry/PHP-NaverGoogle-Smtp%EB%A5%BC-%EC%9D%B4%EC%9A%A9%ED%95%9C-%EB%A9%94%EC%9D%BC%EB%B3%B4%EB%82%B4%EA%B8%B0

[PHP] Naver,Google Smtp를 이용한 메일보내기

 

http://magic.wickedmiso.com/23

[PHP] PHP 메일 발송

 

php 구글 이메일 인증 api

 

 

검색 키워드 SMTP ERROR: Password command failed

갓 오버스택!!!!!!!!

https://www.google.com/search?q=SMTP+ERROR%3A+Password+command+failed&rlz=1C1SQJL_koKR836KR836&oq=SMTP+ERROR%3A+Password+command+failed&aqs=chrome..69i57.703j0j7&sourceid=chrome&ie=UTF-8

SMTP ERROR: Password command failed - Google 검색

 

해쉬함수 어떻게 쓰는지

https://extbrain.tistory.com/25

[PHP] SHA256 해싱 (hash 함수)

 

 

 

https://cnpnote.tistory.com/entry/PHPMailer-SMTP-%EC%98%A4%EB%A5%98-%EC%84%9C%EB%B2%84%EC%97%90%EC%84%9C-%EB%A9%94%EC%9D%BC%EC%9D%84-%EB%B3%B4%EB%82%BC-%EB%95%8C-%EB%B9%84%EB%B0%80%EB%B2%88%ED%98%B8-%EB%AA%85%EB%A0%B9%EC%9D%B4-%EC%8B%A4%ED%8C%A8%ED%96%88%EC%8A%B5%EB%8B%88%EB%8B%A4