Patent ID: 11860989
Assignee: ALIBABA GROUP HOLDING LIMITED
Field: Computer technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 15:
16. A verification device, comprising:
a memory that stores instructions; and
a processor coupled to the memory, wherein the processor is configured to execute the instructions to:
generate a random sequence of randomly determined objects;
generate a verification image that comprises a plurality of object images for the randomly determined objects, and a message that instructs a user to sequentially click on the plurality of object images in the verification image in a specified order, wherein the specified order is set according to the random sequence; and
convert the message into a picture, wherein the converting of the message into the picture comprises adding interference information to the picture, and wherein the adding the interference information to the picture comprises setting a resolution of the plurality of object images and a resolution of the interference information to be different.