Google Verification Code

Source: Internet
Author: User

Today, I went to Google to submit my website and encountered a tangle.

When you enter the verification code, see the figure below:

Nima, is this a verification code that people lose?

7 or 8 wrong attempts.

What's next ......

I lost five or six more times and finally...

Success prompt!

Conclusion: although the verification code is too difficult to identify with the naked eye and unfriendly to users, it effectively prevents spam information. At the same time, I also lamented that Google's technology is awesome, and I can do it myself one day.ProgramOkay... (In YY)

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Original link http://www.qianduanzu.com/201203253.html

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