LDAP Code example
https://www.exchangecore.com/blog/using-ldap-active-directory-authentication-php
https://github.com/anthony-b/simple-php-LDAP-Authentication/blob/master/ldap.php
https://www.php.net/manual/en/ref.ldap.php
https://icodding.blogspot.com/2015/10/php-php-ad-server.html?m=0
https://www.php.net/manual/en/function.ldap-get-option.php
PHP 7.1 added support for configuring the LDAP CA/Cert environment directly
ldap_set_option(NULL, LDAP_OPT_X_TLS_CERTFILE, "/path/file.crt");
ldap_set_option(NULL, LDAP_OPT_X_TLS_KEYFILE, "/path/file.key");
https://bojack.pixnet.net/blog/post/23832296-%E3%80%90%E7%A8%8B%E5%BC%8F%E3%80%91%E5%88%A9%E7%94%A8-php-%E6%90%9C%E5%B0%8B-ldap---ad-%E8%B3%87%E8%A8%8A
https://ithelp.ithome.com.tw/questions/10167400
https://shuohsuanli-bear.blogspot.com/2016/11/phpactive-directory.html
LDAP Intro.
https://segmentfault.com/a/1190000014683418
https://blog.tomy168.com/2019/07/centos76-openldap.html
https://blog.xuite.net/tolarku/blog/151029105-LDAP+%E5%9F%BA%E7%A4%8E%E8%AA%AA%E6%98%8E
https://itman.pixnet.net/blog/post/26817279
https://codertw.com/%E7%A8%8B%E5%BC%8F%E8%AA%9E%E8%A8%80/77626/
LDAP Online Test Server
https://www.forumsys.com/tutorials/integration-how-to/ldap/online-ldap-test-server/
https://www.youtube.com/watch?v=AEjGhzZpGlg
LDAP Tools
Apache Directory Studio.
phpLDAPadmin
LDAP Admin
More
The Difference Between Active Directory and LDAP
