newcaptcha

A CAPTCHA is basically a way for us to verify that people subscribing to your list are actual humans - and not bots crawling the internet trying to add real ( ...

由 M Okada 著作 · 2012 · 被引用 16 次 — Our method uses multiple noise images where invisible objects or message is hidden. The hidden objects appear when two images are overlapped at certain position ...

2023年9月8日 — This is like the opposite of a capture, easy for computers and hard for people. Also, it's in the centre.

reCAPTCHA uses an advanced risk analysis engine and adaptive challenges to keep malicious software from engaging in abusive activities on your website.

reCAPTCHA正數位化《紐約時報》（New York Times）的掃描存檔，目前已經完成20年份的資料，並希望在2010年完成110年份的資料。2009年9月17日，Google宣布收購reCAPTCHA。

reCAPTCHA is a free service from Google that helps protect websites from spam and abuse. A “CAPTCHA” is a turing test to tell human and bots apart.

DataDome's new user-friendly, privacy-focused CAPTCHA solution is easy on humans, hard on bots, and the only security-Geared CAPTCHA system on the market today.

2022年8月8日 — reCAPTCHA v3 introduces a new concept: actions. When you specify an action name in each place you execute reCAPTCHA, you enable the following ...

今天，我們很高興宣布reCAPTCHA v3 正式上線。這個最新的API 無需要求使用者互動，就能偵測您網站上因機器人濫用而產生的流量。reCAPTCHA v3 不會顯示人機 ...