Title:
DECRYPTING APPARATUS, ENCRYPTING APPARATUS, DECRYPTING METHOD, ENCRYPTING METHOD, AND COMMUNICATION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2011/067876
Kind Code:
A1
Abstract:
A decrypting apparatus for decrypting cryptography data included in a packet includes a receiver, a key generator, and a decrypting section. The receiver receives a packet transmitted from an encrypting apparatus that executes an encrypting process. The key generator generates a key used for the encrypting process. The decrypting section decrypts cryptography data included in the packet received by the receiver with using the key generated by the key generator. In the decrypting apparatus, the packet received by the receiver includes packet information used for generating the key. The key generator generates the key with using the packet information.
Inventors:
MATSUO MASAKATSU
Application Number:
PCT/JP2010/004712
Publication Date:
June 09, 2011
Filing Date:
July 23, 2010
Export Citation:
Assignee:
PANASONIC CORP (JP)
MATSUO MASAKATSU
MATSUO MASAKATSU
International Classes:
H04L29/06; H04L9/18
Domestic Patent References:
| WO2002017655A2 | 2002-02-28 | |||
| WO2001086860A1 | 2001-11-15 | |||
| WO1999012310A1 | 1999-03-11 |
Foreign References:
| US20020094081A1 | 2002-07-18 | |||
| US20020025045A1 | 2002-02-28 | |||
| JP2007033649A | 2007-02-08 |
Attorney, Agent or Firm:
NAITO, Hiroki et al. (1006 Oaza Kadoma, Kadoma-sh, Osaka 01, JP)
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