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Security level and status exchange between TCP/UDP client(s) and server(s) for secure transactions

  • US 10,027,687 B2
  • Filed: 01/24/2017
  • Issued: 07/17/2018
  • Est. Priority Date: 01/09/2014
  • Status: Active Grant
First Claim
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1. A system, comprising:

  • a processor; and

    logic integrated with the processor, executable by the processor, or integrated with and executable by the processor, the logic being configured to cause the processor to;

    inform a second peer about a security issue in one or more secure transmission control protocol/user datagram protocol (TCP/UDP) sessions using a first peer of the one or more TCP/UDP sessions by sending a packet from the first peer to the second peer, the packet comprising an indication of the security issue in a TCP header of the packet, wherein the TCP header comprises one or more type-length-value (TLV) elements indicating a severity of the security issue; and

    perform at least one action at the first peer in response to detecting the security issue, the at least one action resolving the security issue, avoiding the security issue, or resolving and avoiding the security issue,wherein the at least one action comprises informing, via a socket call or an extension of a socket call on the one or more TCP/UDP sessions, one or more applications operating on the second peer to limit information exchange based on a severity of the security issue.

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