Patent · US Active

Systems and methods for countering co-existence attack

US11356281B2 · kind B2 · utility

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2References
23Claims
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Key dates

Filing dateMay 13, 2020
Grant dateJun 7, 2022
Priority date
Expiry dateDec 8, 2040

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L2209/84
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

Embodiments described herein provide systems and methods to prevent, or provide a countermeasure, to a co-existence attack, for example, that may occur in a Security Credential Management System (SCMS) where both regular butterfly key (RBK) protocol and unified butterfly key (UBK) protocol are supported. Embodiments described herein provide, support, employ, or implement hardware acceleration for a Hardware Security Module (HSM), for example, for cryptographic operations (e.g., block ciphers, digital signature schemes, and key exchange protocols).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.