While researching element-wise encryption of XML documents, I came across the following patent issued to TecSec, Inc of Vienna, VA: http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO1&Sect2=HITOFF&d=PALL&p=1 &u=/netahtml/srchnum.htm&r=1&f=G&l=50&s1=6,694,433.WKU.&OS=PN/6,694,433&RS=P N/6,694,433 The patent was filed on 10/20/1999 and issued on 02/17/2004. It appears that this patent has a broad claim on element-wise XML encryption technology. I am hereby bringing this patent to the attention of the XML encryption community. ========================================== Leon Hu, Ph.D Software Architect SiVault Systems 2665 N First Street, 3rd Floor San Jose, CA 95134 Phone: (408) 321 5189 Fax: (408) 321 5184 Email: hhu@viaquo.comReceived on Saturday, 18 December 2004 05:23:52 GMT
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