![]() Each group was working to combat the widespread problem of hackers using bots to carry out nefarious activities on the internet. ![]() The earliest forms of CAPTCHA technology were developed by several different groups in parallel during the late 1990s and early 2000s. ![]() By meeting the challenge, users they are human and are allowed to continue their activity on the website. Many web sites require users to complete a CAPTCHA challenge before logging into an account profile, submitting a registration form, posting a comment, or performing some other action that hackers might use a bot to perform. Newer iterations of CAPTCHA technology use AI-driven behavioral and risk analyses to authenticate human users based on activity patterns rather than a single discrete task. Traditional CAPTCHAs asked users to read and correctly retype distorted text that could not be interpreted by optical character recognition (OCR) technology. CAPTCHAs prevent scammers and spammers from using bots to fill out web forms for malicious purposes. CAPTCHA, an acronym for "Completely Automated Public Turing Test* to Tell Humans Apart," refers to various authentication methods that validate users as humans, and not bots, by testing users with a challenge that is simple for humans but difficult for machines.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |