How to check for a real person?


Some sites have some checks to make sure that the data is being sent
by a real person.
Something like this:

See this code? [there is a image here with random letters and
Re-type it here [you have to enter exactly what is show above]

Any help will be appreciated.


It’s called Captcha

Here’s 10 examples (reCaptcha probably being the most common):


Thanks Lee, this helps me a lot.

On Mar 19, 9:55 am, Lee S. removed_email_address@domain.invalid



implement a negative captcha! I kind of like this idea.