Patent ID: 8312520

Claim:
A method for detecting interference with a remote visual interface at a client computer, comprising at least the steps of: receiving, by a web server, a request for a visual interface from the client computer; presenting, by the web server, the visual interface, comprising an embedded script; creating, by an enterprise server, a session key and one or more one time passwords, and sending the session key and the one or more one time passwords to the client computer, together with a script instructing the client computer to determine a first interface check message, said interface check message being a string representing content elements of the displayed interface; receiving, by the enterprise server, first interface check message from the client computer encrypted with the session key and using the one time passwords; comparing, by the enterprise server, the first interface check message with a second interface check message, the second interface check message corresponding to the expected interface check message for the visual interface which was provided by the web server to the client computer; if the first and second interface check messages do not correspond in a predetermined way, then sending by the enterprise server a message indicating that the visual interface at the client computer is not consistent with the visual interface provided by said web server.