Authentication Code Technology

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If the verification code can be cracked, how do we prove ourselves?

Perhaps the headline is a bit alarmist. David J. Hill, a writer for Forbes magazine, published an article in the hope of exploring the security of verification code. Why don't we take a look at the captcha, Wikipedia: Commonly known as the authentication code, it is a public automatic procedure which distinguishes the user from the computer and the person.   In the CAPTCHA test, the computer that is the server automatically generates a problem for the user to answer. This problem is generated and judged by computers, but it must be human to answer. Because...

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