ALEXANDRIA, Va., July 3 -- United States Patent no. 12,348,486, issued on July 1, was assigned to Parallel Wireless Inc. (Nashua, N.H.).
"Randomized SPI for distributed IPsec" was invented by Ayan Chattopadhyay (Bangalore, India) and Vikram Menon (Bangalore, India).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method and computer readable software for providing randomized Security Parameter Index (SPI) for distributed Internet Protocol security (IPsec) are disclosed. In one embodiment a method includes designating each IPsec node with a unique node identifier, the IPsec node; performing a hash function on a random SPI to provide a randomized SPI; and assigning the randomized SPI to an IPsec tunnel associat...