Master key trust grants and revocations for minor keys

United States of America Patent

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May 15, 2012
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Aug 28, 2008
app pub date
Jan 30, 2008
filing date
May 25, 2001

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Abstract

A method and apparatus is provided that allows code signed by a master key to grant trust to an arbitrary second key, and also allows code, referred to as an antidote and also signed by the master key to revoke permanently the trust given to the second key.

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Patent Owner(s)

Patent Owner	Address
META PLATFORMS INC	1601 WILLOW ROAD MENLO PARK CA 94025

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H04L:TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAP....

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Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Roskind, James A	Redwood City, US	100	3491

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Master key trust grants and revocations for minor keys

Number of patents in Portfolio can not be more than 2000

United States of America Patent

12022963

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PATENT NO	8181018
APP PUB NO	20080209210A1
SERIAL NO	12022963
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
May 15, 2012	US,8181018,B2 US8181018B2	GRANTED PATENT AS SECOND PUBLICATION
August 28, 2008	US,20080209210,A1 US20080209210A1	FIRST PUBLISHED PATENT APPLICATION

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