Security system and method for handheld computers

Details Security system and method for handheld computers Security system and method for handheld computers

2005-08-23

2005-08-23

Vu, Kim (Department: 2135)

Electrical computers and digital processing systems: support

Multiple computer communication using cryptography

Protection at a particular protocol layer

C713S152000

Reexamination Certificate

active

06934857

ABSTRACT:
A method for detecting possible harmful actions on a handheld computer before they are executed. The method includes monitoring calls to applications resident on the handheld computer and identifying a code associated with a program initiating the call. The action requested by the call is at least temporarily prevented from being performed if the identified code does not correspond to a code associated with data the action is to be performed upon.

REFERENCES:
patent: 5572590 (1996-11-01), Chess
patent: 5956481 (1999-09-01), Walsh et al.
patent: 6367012 (2002-04-01), Atkinson et al.
Product literature, “Programming a Palm OS in a Nutshell”, Palm OS Programmer's Companion, Chapter 1 http://www.palmos.com/dev/tech/docs/palmos
utshell.html.
Product literature, “Event Loop”, Palm OS Programmer's Companion, http://www.palmos.com/dev/tech/docs/palmos/EventLoop.html.

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