×

Protecting data integrity in an enhanced network connection

  • US 8,050,271 B2
  • Filed: 08/17/2010
  • Issued: 11/01/2011
  • Est. Priority Date: 12/15/2004
  • Status: Active Grant
First Claim
Patent Images

1. A method of protecting by one or more proxies integrity of packets of a transport layer connection, the method comprising:

  • (a) receiving, by a first performance enhancing proxy, a packet for a transport layer connection between an endpoint and a server, the packet having a first port number;

    (b) rotating, by the first performance enhancing proxy, the first port number of the packet to a second port number;

    (c) receiving, by a second performance enhancing proxy, the packet transmitted by the first performance enhancing proxy;

    (d) determining, by the second performance enhancing proxy, that the second port number of the packet was rotated; and

    (e) derotating, by the second performance enhancing proxy, the rotated port number of the packet to the first port number.

View all claims
  • 8 Assignments
Timeline View
Assignment View
    ×
    ×