The algorithm was based on the hypothesis that if these surge URLs are created by a bot or computer, CAPTCHA can stop them from visiting the website as they won’t be able to identify the images. The algorithm was capable of introducing a series of auto-generated and random images with printed text just before the website. To solve this issue, the then chief scientist of AltaVista, Andrei Broder, created an algorithm that later became famous as CAPTCHA. To surprise you, it dates back to the time when the Internet was evolving, and search engines were not that advanced at that point in time.Īround 1997, AltaVista (a primitive search engine of that decade) was having a tough time fixing the high number of auto URL assets that were hampering its website ranking process severely. Let’s find out when, how, and how CAPTCHA came into being.
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