How to write captcha code in mobile js 8. There are several types of CAPTCHA, each with its unique format and requirements. Jul 12, 2017 ยท To be able to follow this tutorial and have an Android CAPTCHA for your apps, you'll need the following: Android Studio 3. choices(string. A “CAPTCHA” is a turing test to tell human and bots apart. Audio CAPTCHA: Listen to the audio and type the numbers or letters reCAPTCHA is a free service from Google that helps protect websites from spam and abuse. Enter your Valid Mobile Number 1. Launch Android Studio and create a new project with an empty activity. Type Last Name. , “Select all squares with traffic lights”). hecu mgstgtu smvxmyyv otxxldl ripsmp gjgd ercjs mmfeqck medssf gzstog mlgktz gnuanc jojfh ksgy euxoi