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  2. reCAPTCHA - Wikipedia

    en.wikipedia.org/wiki/ReCAPTCHA

    In 2013, reCAPTCHA began implementing behavioral analysis of the browser's interactions to predict whether the user was a human or a bot. The following year, Google began to deploy a new reCAPTCHA API, featuring the "no CAPTCHA reCAPTCHA"—where users deemed to be of low risk only need to click a single checkbox to verify their identity. A ...

  3. Exclusive: Google launching reCAPTCHA for payments - AOL

    www.aol.com/finance/exclusive-google-launching...

    Alphabet's (GOOG, GOOGL) Google is expanding the availability of reCAPTCHA, and the verification technology will now be able to, for the first time, protect payments.

  4. CAPTCHA - Wikipedia

    en.wikipedia.org/wiki/Captcha

    This CAPTCHA (reCAPTCHA v1) of "smwm" obscures its message from computer interpretation by twisting the letters and adding a slight background color gradient.A CAPTCHA (/ ˈ k æ p. tʃ ə / KAP-chə) is a type of challenge–response test used in computing to determine whether the user is human in order to deter bot attacks and spam.

  5. Human presence detection - Wikipedia

    en.wikipedia.org/wiki/Human_presence_detection

    reCAPTCHA is a CAPTCHA-like system designed to establish that a computer user is human (normally in order to protect websites from bots) and, at the same time, assist in the digitization of books. A sensor based on a piezoelectric film (EMFI sensor) is used to detect mechanical vibrations and the presence of a person seated on the rear bench of ...

  6. Luis von Ahn - Wikipedia

    en.wikipedia.org/wiki/Luis_von_Ahn

    Luis von Ahn (Spanish: [ˈlwis fon ˈan]; born 19 August 1978) is a Guatemalan-American entrepreneur and software developer.He is the founder of the company reCAPTCHA, which was sold to Google in 2009, [2] and the co-founder and CEO of Duolingo. [3]

  7. AOL Mail

    mail.aol.com/?icid=aol.com-nav

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  8. Account Management - AOL Help

    help.aol.com/products/my-account

    If you're having issues sending and receiving emails for your AOL Mail account in a third-party email application, you may need to reauthenticate your account by removing and re-entering your password or removing and re-adding your AOL Mail account.

  9. Sanctum Inc. - Wikipedia

    en.wikipedia.org/wiki/Sanctum_Inc.

    Sanctum was founded in 1997 as Perfecto Technologies, by Eran Reshef and Gili Raanan.. The company released its first product AppShield in summer of 1999. [3]The company has done an extensive research in application security and applying formal methods to real life software [4] in collaboration with Turing Award winner Professor Amir Penueli.