Patent ID: 7992207

Claim:
A method for curing a virus of data used in a mobile terminal communicating with a server through a mobile communication network, the method comprising: forming an antivirus program database on the server and continuously updating the database with antivirus programs; comparing, in the mobile terminal, a size of object data requiring virus checking by the updated antivirus programs among existing data stored in the mobile terminal with an actual size of the updated antivirus programs for determining a place to check and cure the virus; and checking and curing the virus, by the mobile terminal, if the size of the object data is greater than the actual size of the updated antivirus programs, and checking and curing the virus, by the server, if the actual size of the updated antivirus programs is greater than the size of the object data, wherein the object data includes all data having lower state information compared to state information of the database based on the database of the state information, and the updated database includes all antivirus programs that are lately updated compared to antivirus programs applied to earliest updated data among the data.