Patent ID: 8484480

Claim:
A method for information transmission, the method comprising: receiving at a server an access request from a user client; receiving user client information from the user client, the user client information including a model number of the user client; finding an actual input layout of the user client by using the user client information; generating a virtual input layout based on information of the actual input layout of the user client, wherein each key in the virtual input layout has a corresponding relationship with a respective key in the actual input layout, and at least some of the keys in the virtual input layout represent symbols or functions that are different from their corresponding keys in the actual input layout; sending the virtual input layout to the user client to be displayed; receiving from the user client a virtual security information entered according to the virtual input layout displayed by the user client; and converting the received virtual security information based on the corresponding relationships between the keys in the virtual input layout and the keys in the actual input layout to obtain true security information.