Computer security method and apparatus

Details Computer security method and apparatus Computer security method and apparatus

2006-01-10

2006-01-10

Sheikh, Ayaz (Department: 2136)

Electrical computers and digital processing systems: support

System access control based on user identification by...

Solely password entry

C713S152000, C380S277000

Reexamination Certificate

active

06986050

ABSTRACT:
A method of securing data stored on an electronic device1,the method comprising encrypting the data using a cryptographic key derivable from or accessed using a passphrase, requiring the entry into the device of the passphrase when a user wishes to access the data, subsequently inhibiting access to the data whilst the device1remains active, and requiring the entry into the device of a predefined password when a user wishes to access the data, the password being different from the passphrase.

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patent: 6424718 (2002-07-01), Holloway
patent: 6754820 (2004-06-01), Scheidt et al.
patent: 2004/0010701 (2004-01-01), Umebayashi et al.
“Mobile Computing Device Data Security Sub-Team Summary Report”, Jul. 23, 2002, entire document, www.census.gov/procur/www/fdca/library/mcd/7-29%20MCD_WG_Security_subteam_report.pdf.
McGregor, J.P., et al, “Protecting Cryptographic Keys and Computations via Virtual Secure Coprocessing”, PALMS, Dept of EE, Oct. 2004, entire document.

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