Patent ID: 8225399
Filing Date: 2012-07-17
Classification: H04L

Abstract:
1. A non-transitory computer readable storage medium storing a set of instructions executable by a processor, the set of instructions being configured to performing a method comprising: receiving a data packet including a destination Internet Protocol (“IP”) address and a source IP address; comparing the destination IP address of the data packet to a customer IP address: retrieving a per-customer table corresponding to the customer IP address; comparing the source IP address to the per-customer table; categorizing the data packet into a community relating to one of a desired group of senders and an undesired group of senders by determining an association between the source IP address and the community, the association being a similarity of the source IP address to a plurality of source IP addresses corresponding to the one of the desired group of senders mad the undesired group of senders in the community, the similarity relating to a longest IP prefix match, wherein the community is predefined by a user corresponding to the destination IP address and described in the per-customer table wherein the predefining of the community by the user comprises selecting IP prefixes for the community from a list of IP prefixes provided by a service provider, the list being ranked by a recency of a most recent attack related to each of the IP prefixes of the list; and selecting a treatment for the data packet based on the community.