The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 07, 2006
Filed:
Aug. 21, 2000
Stephen Michael Matyas, Jr., Manassas, VA (US);
Mohammad Peyravian, Morrisville, NC (US);
Allen Leonid Roginsky, Durham, NC (US);
Nevenko Zunic, Wappingers Falls, NY (US);
Stephen Michael Matyas, Jr., Manassas, VA (US);
Mohammad Peyravian, Morrisville, NC (US);
Allen Leonid Roginsky, Durham, NC (US);
Nevenko Zunic, Wappingers Falls, NY (US);
International Business Machines Corporation, Armonk, NY (US);
Abstract
Methods, systems and computer program products are provided for controlling access to digital data in a file by obtaining a passphrase from a user and generating a personal key based on the obtained passphrase. A file encryption key is generated and the digital data in the file encrypted with the file encryption key to provide an encrypted file. The file encryption key is encrypted with the personal key to provide an encrypted file encryption key. A file header containing the encrypted file encryption key and associated with the encrypted file. The encrypted file and the file header associated with the encrypted file may be stored at a file server.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile