The types of verification code images are as follows in English:
1、Captcha: This is a type of image that displays a series of distorted characters for users to enter. It is commonly used for online form validation to ensure that the person entering the information is not a robot.
2、Image Recognition Code: This type of verification code image requires users to identify and select specific images or patterns from a set of options. It may include recognizing logos, patterns, or objects.
3、Math-Based Verification Codes: These types of verification code images present simple math problems such as addition, subtraction, multiplication or comparison questions that users must solve to verify they are not robots.
These are some common types of verification code images used for online security and to prevent automated systems from accessing services. The specific type of verification code used may depend on the website or application’s requirements and preferences.
