Granted Patent
Utility
US 6,079,021 · App. 08/866,673
Method and apparatus for strengthening passwords for protection of computer systems
Inventors:
Martin Abadi, Roger M. Needham, Thomas Mark Angus Lomas
Patented Case
View Patent ↗
Granted: Jun 20, 2000
Filed: Jun 2, 1997
Inventors
Martin Abadi
Roger M. Needham
Thomas Mark Angus Lomas
Assignee (at issue)
Digital Equipment Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.