Method and apparatus for malicious attack detection in a software defined network (SDN)
US11637845B2 · kind B2 · utility
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21Claims
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Key dates
| Filing date | May 17, 2019 |
| Grant date | Apr 25, 2023 |
| Priority date | — |
| Expiry date | Apr 2, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2463/146
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A malicious attack detection method includes receiving, by a controller, a packet-in message sent by a switch, sending, by the controller, an abnormal flow entry to the switch, receiving, by the controller, a triggering count sent by the switch, where the triggering count is a quantity of times that the abnormal flow entry is triggered, and determining, according to the triggering count, whether a malicious attack is initiated.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.