Method and apparatus for verifying source addresses in a communication network
US9930049B2 · kind B2 · utility
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20Claims
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Key dates
| Filing date | Jan 16, 2015 |
| Grant date | Mar 27, 2018 |
| Priority date | — |
| Expiry date | Nov 1, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L63/062
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
In one embodiment, a method includes receiving a packet from an end node, the packet comprising an authenticated source MAC (Media Access Control) address and a source IP (Internet Protocol) address computed based on the authenticated source MAC address, and verifying the source IP address in the received packet, wherein verifying the source IP address comprises computing an IP address based on the authenticated source MAC address and comparing the computed IP address to the source IP address in the received packet to verify the source IP address. An apparatus is also disclosed herein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.