Frequently Asked Questions - What Is Captcha?

What is Captcha? Why do I need it?

Adapted from

CAPTCHA is a type of challenge-response test used in computing (such as a contact us form) as an attempt to ensure that the response is generated by a person and not a program script meant to deliver spam. These tests are designed to be easy for a computer to generate, but difficult for a computer to solve, so that if a correct solution is received, it can be presumed to have been entered by a human. A common type of CAPTCHA requires the user to type letters or digits from a distorted image that appears on the screen

What is Recaptcha?

Adapted from

We have been working with since 2007 when it was sponsored by Carnegie Mellon University. Google bought it in 2009, and has made the codes harder to read. That helps reduce spam from scripts, but makes it harder for legitimate visitors to complete a website form.

[Captcha codes example]

Please don't struggle with an unreadable Captcha code. If you cannot read the Captcha security code, click on the "reload" button that looks like this: [Captcha reload] A new code can repeatedly be generated until one displays that is readable.