US2020344246A1PendingUtilityA1

Apparatus, system and method for identifying and mitigating malicious network threats

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Assignee: LEVEL 3 COMMUNICATIONS LLCPriority: Sep 28, 2012Filed: Jul 14, 2020Published: Oct 29, 2020
Est. expirySep 28, 2032(~6.2 yrs left)· nominal 20-yr term from priority
H04L 2463/142G06F 21/55H04L 63/1408H04L 63/1441H04L 2463/144
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Claims

Abstract

Implementations of the present disclosure involve a system and/or method for identifying and mitigating malicious network threats. Network data associated is retrieved from various sources across a network and analyzed to identify a malicious network threat. When a threat is found, the system performs a mitigating action to neutralize the malicious network threat

Claims

exact text as granted — not AI-modified
What is claimed is: 
     
         1 . A method for identifying malicious threats on a network comprising:
 retrieving a network data associated with at least one of an IP address or a domain, wherein the network data comprises information indicating an amount of data transceived by at least one element of the network;   analyzing the network data to identify a malicious network threat, including identifying a bot command computer by tracing at least some of the data transceived by the at least one element of the network; and   causing a mitigating action to be performed to neutralize the malicious network threat.   
     
     
         2 . The method of  claim 1 , wherein the network data is retrieved from an edge router. 
     
     
         3 . The method of  claim 2 , further comprising measuring a rate of data transceived by the edge router at a measurement aggregator module logically connected to an edge router interface. 
     
     
         4 . The method of  claim 3 , wherein the network data comprises data from a border gateway protocol table associated with a primary computer network's connectivity relationships with at least one secondary network. 
     
     
         5 . The method of  claim 1 , further comprising:
 normalizing the network data to a standard format;   supplementing the network data with at least one tag that identifies the network activity data;   storing the network data in a database;   weighing the network data according to a threat associated with the data; and   generating a risk score for the weighted data.   
     
     
         6 . The method of  claim 5 , wherein the risk score is generated by:
 comparing a new activity at the IP address or the domain to a past activity at the IP address or the domain;   determining whether the new activity fits a profile for a malicious IP address or domain;   correlating the risk score with a previous malicious threat; and   adjust the risk score according to the correlation.   
     
     
         7 . The method of  claim 6 , further comprising predicting a network based attack according at least the risk score. 
     
     
         8 . The method of  claim 1 , wherein the mitigating action comprises at least one of a null routing the malicious network threat, adjusting an access control list (ACL) to block the malicious network threat, publishing a list identifying a bad actor committing the malicious network threat, or logically separating the IP address or domain from a network.

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