Patent · US Expired

Hard disk password lock

US6199163A · kind A · utility

47Cited by
11References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 26, 1996
Grant dateMar 6, 2001
Priority date
Expiry dateMar 26, 2016

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F2211/007
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

The invention provides an encryption circuit for encrypting and decrypting data as it travels to and from a hard disk. The encryption circuit can be turned on or off under control of the BIOS program and a user supplied password. With the present invention, a removed hard disk cannot be read without the user supplied password and a similar encryption circuit.

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