With NuCaptcha, users see a moving text over an animated background. NuCaptcha then shows three red letters as part of a sentence that flows through the video, and users type these three letters to solve the video CAPTCHA. As an accessibility feature, NuCaptcha also offers voiceover audio. Developers will be able to choose between different themes for their sites. NuCaptcha is also thinking about giving developers the option to bring their own brands and videos to the CAPTCHAs on their site in the future.

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