Patent ID: 8695084
Filing Date: 2014-04-08
Classification: H04L

Abstract:
1. A method of a device for generating a rule to filter messages routing across a network, the method comprising: (a) identifying, by an engine executing on a device during a learning mode, a plurality of uniform resource locator (URL) components from URLs in messages received via a network, the plurality of URL components identified at a same hierarchical level within their corresponding URLs; (b) selecting, by the engine, a most restrictive data type for the plurality of URL components identified at the same hierarchical level; (c) determining, by a filter executing on the device during a filtering mode, if a URL component of a received message from the same hierarchical level matches the most restrictive data type; and (d) allowing, by the filter, the received message to pass in response to a determination that the corresponding URL component matches the most restrictive data type selected.