how to secure WordPress from DDOS attack?

Solution:

If hacker attack on your wp-admin url then you can set password in wp-admin directory. Then you can avoid DDOS attack on your website.

Set password in wp-admin in apache.

htpasswd -c /etc/httpd/.htpasswd admin

Add below code in your .htaccess file

AuthName “Restricted Area”

AuthType Basic

AuthUserFile /etc/httpd/.htpasswd

AuthGroupFile /dev/null

require valid-user