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Secure layered iterative gateway

  • US 9,203,802 B2
  • Filed: 01/26/2015
  • Issued: 12/01/2015
  • Est. Priority Date: 05/02/2012
  • Status: Active Grant
First Claim
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1. A system for identifying malware activity between one of computers and network nodes of a network via an intermediary distributed device, the system comprising:

  • a secure layered iterative gateway device (SLIG) comprising;

    at least two or more gateway devices configured to;

    i) provide packet routing access across the intermediary distributed device between said computers or network nodes,ii) use internal sensors to determine if changes have occurred to the operating system, system memory or firmware associated with network interface cards, hard drives and video cards of the at least two or more gateway devices,iii) produce a hash of the state of the at least two or more gateway devices upon deactivation of the at least two or more gateway devices,an attestation server configured to;

    i) receive messages from each of the at least two or more gateway devices at the beginning of each boot cycle,ii) examine the hashes produced by the at least two or more gateway devices upon de-activation,a physical machine resource manager configured to;

    i) open the intermediary network device to network traffic,ii) control traffic flow from one gateway network device to a next gateway network device,iii) continuously monitor network connections to determine when the gateway devices are available to be opened.

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