Search results
Results from the WOW.Com Content Network
A CAPTCHA ( / ˈkæp.tʃə / 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. [1] The term was coined in 2003 by Luis von Ahn, Manuel Blum, Nicholas J. Hopper, and John Langford. [2]
reCAPTCHA Inc. [1] is a CAPTCHA system owned by Google. It enables web hosts to distinguish between human and automated access to websites. The original version asked users to decipher hard-to-read text or match images. Version 2 also asked users to decipher text or match images if the analysis of cookies and canvas rendering suggested the page ...
HTML form. A webform, web form or HTML form on a web page allows a user to enter data that is sent to a server for processing. Forms can resemble paper or database forms because web users fill out the forms using checkboxes, radio buttons, or text fields.
Find out the meaning behind the term related to the 'I'm not a robot' prompt.
en.wikipedia.org
In early CAPTCHAs, the challenge sent to the viewer was a distorted image of some text, and the viewer responded by typing in that text. The distortion was designed to make automated optical character recognition (OCR) difficult and prevent a computer program from passing as a human. Cryptographic techniques
Mailto is a URI scheme that allows users to create and send an email message from a hyperlink. It is widely used on the web to provide contact information or feedback forms. Mailto can also be used to attach files, set subject lines, or pre-fill the message body. Learn more about mailto and its syntax on Wikipedia.
HTML email. HTML email is the use of a subset of HTML to provide formatting and semantic markup capabilities in email that are not available with plain text: [1] Text can be linked without displaying a URL, or breaking long URLs into multiple pieces. Text is wrapped to fit the width of the viewing window, rather than uniformly breaking each ...