Patent ID: 8838773

Claim:
A computer-implemented method for detecting anonymized data traffic transmitted via a network device to a browser, said browser being implemented on a client device, the method comprising: using said network device to monitor browser-destined traffic, said browser-destined traffic being destined for said browser, said network device being external to said client device and being connected to said client device; determining, using said network device, whether said browser-destined traffic contains one or more HTTP 302 Moved messages; performing tasks based on at least a result of said determining; if said browser-destined traffic contains no HTTP 302 Moved message, allowing content data to be sent to said browser; and if said browser-destined traffic contains an HTTP 302 Moved message, parsing, using said network device, said HTTP 302 Moved message to identify at least an embedded website address, and ascertaining whether a website associated with said embedded website address is a prohibited website, said HTTP 302 Moved message including at least said embedded website address and a message-sending-website address, said HTTP 302 Moved message being sent by a message-sending server associated with said message-sending-website address, said message-sending server being external to said network device.