Post address: https://passport.qianbao666.com/cas/qianbaoLogin? Service=http%3A%2F%2Fuser.qianbao666.com % 2 fj_spring_cas_security_check
The query string: service=http://user.qianbao666.com/j_spring_cas_security_check
Request header: Host: passport.qianbao666.com
The user-agent: Mozilla/5.0 (Windows NT 6.3; WOW64. The rv: 37.0) Gecko/20100101 Firefox/37.0
Accept: text/HTML and application/XHTML + XML, application/XML. Q=0.9 */*; Q=0.8
The Accept - Language: useful - CN, useful; Q=0.8, en - US; Q=0.5, en. Q=0.3
The Accept - Encoding: gzip, deflate
Referer: https://passport.qianbao666.com/cas/qianbaoLogin? Service=http%3A%2F%2Fuser.qianbao666.com % 2 fj_spring_cas_security_check
Cookie: sid=504 e2d9d7c57ac2aead5d1d8c3cd1fc5; Hm_lvt_ee8aad65163c7b39bacd1042c85f1c31=1430411589143454, 276143459, 197143461, 812; Ttu=200 c14d8 - b01 a2ad - 4 - bad2-8 de427f06f0f; Org. Springframework. Web. Servlet. I18n. CookieLocaleResolver. LOCALE=zh_CN; Hm_lvt_2d57a0f88eed9744a82604dcfa102e49=1430368652; __jsluid=0 ff7feddbbfdd840cedc9e7ebaf7b2eb; The route=6 dcc44c0a77c43b9b5cecce475be96a0; Hm_lpvt_ee8aad65163c7b39bacd1042c85f1c31=1430465117; JSESSIONID=61 a0447157959d92ee4d7d6870e473b3 jvm_53
Connection: keep alive -

Request body the content-type: application/x - WWW - form - urlencoded
The Content - Length: 196

The username=my account & amp; Password=password & amp; J_captcha_response=captcha & amp; Lt=def _c3EE266FF - 4-26 dd - E41B - E748E3CE4443_k0FE723EE - CF04 - fc E8CE - 51-02153309 d601 & amp; _eventId=submit& S_uuid cf259b=84-43 c8 fb88 - - 9 b9777bae af6-2643

Lt value and s_uuid can be found in a web page source


Captcha mistyped back page source code, including the

The login information & lt;/legend>

• 
  
  
  
  
  Will display a captcha expired, the last value=https://bbs.csdn.net/topics/to enter the phone number of
  
  I successfully gained the lt and s_uuid
  With XMLHTTP send a post request, but still cannot successfully log in, return to the source code also didn't tell me why, value=https://bbs.csdn.net/topics/also empty
  
  Solving!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!