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.

Date of Patent:
Aug. 16, 2016

Filed:

Jan. 17, 2014
Applicant:

Korea University Research and Business Foundation, Seoul, KR;

Inventors:

Dong Hoon Lee, Seoul, KR;

Jong-Hwan Park, Seoul, KR;

Woo-Kwon Koo, Seoul, KR;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04L 29/00 (2006.01); H04L 9/30 (2006.01); H04L 9/08 (2006.01); H04L 29/06 (2006.01);
U.S. Cl.
CPC ...
H04L 9/3073 (2013.01); H04L 9/0847 (2013.01); H04L 63/126 (2013.01);
Abstract

A public encryption method based on user ID includes: setting, by a key generation server, at least one public parameter and master key used for generating a private key; receiving, by the key generation server, an inherent ID of a user from a receiving terminal, generating a private key based on the public parameter, the master key and the ID, and transmitting the generated private key to the receiving terminal; receiving, by a transmitting terminal, the public parameter and the ID from the key generation server, encrypting a message to generate a ciphertext, and transmitting the generated ciphertext to the receiving terminal; and receiving, by the receiving terminal, the ciphertext and the private key, and decrypting the ciphertext based on the received private key to obtain a message.


Find Patent Forward Citations

Lee, Dong. (2016). Public encryption method based on user id (U.S. Patent No. 9419798). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9419798

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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