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Podcast: Witness History
Episode: Creating CAPTCHA
Description: In 2000, as the internet expanded, websites faced a growing challenge to stop spam bots from flooding their systems.To separate humans from machines, researchers at the United States’ Carnegie Mellon University in Pittsburgh, Pennsylvania, created the Completely Automated Public Turing test.From its early development to its evolution into reCAPTCHA it continues to block millions of automated attacks every day.Ashley Byrne speaks to computer scientist Andrei Broder, who played a key role in developing the concepts that helped shape this technology.A Made in Manchester production. Eye-witness accounts br...