Google oauth 2.0
The Chinese translation of the official document of Oauth 2.0: http://zhuyonghui116.blog.hexun.com.tw/67962330_d.html
Oauth 2.0 Chinese explanation reference document: http://djb4ke.iteye.com/blog/683153
Notes from the reference documentation above are as follows:
The focus of OAuth 2.0 is to simplify the complexity of OAuth1.0, thereby simplifying the