Great thank you all.
More detail information is as below.
presudo-code step:
1. a register page named http://mywebsite.com/register1.jsp; is set up, and
this page contains a CAPTCHA image
2. the robot(crackers) will successfully register the thousands different users
for this web site
On Wed, May 20, 2015 at 1:26 AM, javalishixml javalishi...@163.com wrote:
4. later, we setup a new register page. We change its url from
http://mywebsite.com/register1.jsp; to http://mywebsite.com/register2.jsp
For the first several days, we find everthing is good.
But after several days,
