Next Generation of Captcha Technology

The next generation of captchas (distorted letters we decipher to prove we are human and not software bots), could soon be replaced by animations. We can fianlly say goodbye to scrambled text which at times are damn frustrating.

Software bots are going to find it hard to bypass security by animating them, according to computer scientist Niloy Mitra from the Indian Institute of Technology Delhi.

The team’s new system uses so-called “emerging images” – seemingly random assortments of blotches from which a coherent image emerges after a few seconds (see video above).

To produce the emerging image, they have developed an algorithm that identifies key features within an original image and converts them into an array of ink blots or “splats”. It then removes a number of the splats to make it harder for bots to reconstruct the original shape – while leaving enough information for a human brain to do so.

[New Scientist]


Paul is a geek who shares his thoughts on technology, gadgets, social networks and football in this blog. Stay in touch with his updates by subscribing to the RSS feeds or Email. Thanks for visiting Seventoten and leaving a comment.  To change this standard text, you have to enter some information about your self in the Dashboard -> Users -> Your Profile box.


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