Patent · US Expired

Cryptographic system

US6378072B1 · kind B1 · utility

279Cited by
16References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 3, 1998
Grant dateApr 23, 2002
Priority date
Expiry dateFeb 3, 2018

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L2209/125
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A cryptographic system and method for encrypting and decrypting data using public key cryptography. The encryption and decryption may be divided into tasks that may operate in parallel. A secure method of initializing the cryptographic system to allow for secure operations and protect against tampering with application software. The application program is retrieved from an encrypted file in external memory and authenticated before being executed.

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