Root cause: the site refused the connection from the http request origin, by default it is setted as below:
Origin: chrome-extension://aicmkgpgakddgnaphhhpliifpcfhicfo
Solution 1: use Postman desktop version instead of chrome extention/plugin
Soluiton 2: use Restlet Client chrome extention/plugin
Solution 3: override the default value as same domain value instead of chrome-extension:XXX
and then also remember to set the Body format as raw/Text or any other value, but must hava value, this is required.
Solution 4: must keep fidller openning, set the filter as below:
How to resolve the 403 error when send POST request from Postman
原文：http://www.cnblogs.com/researcher/p/7653717.html