Patent · US Active

SMS4 acceleration hardware

US9503256B2 · kind B2 · utility

10Cited by
3References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 24, 2014
Grant dateNov 22, 2016
Priority date
Expiry dateDec 24, 2034

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L2209/122
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

Embodiments of an invention for SMS4 acceleration hardware are disclosed. In an embodiment, an apparatus includes SMS4 hardware and key transformation hardware. The SMS4 hardware is to execute a round of encryption and a round of key expansion. The key transformation hardware is to transform a key to provide for the SMS4 hardware to execute a round of decryption.

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