CONTENT REPRODUCTION DEVICE, INFORMATION PROCESSING TERMINAL, MEDIA SERVER, SECURE DEVICE, AND SERVER SECURE DEVICE

WIPO Patent Application WO/2013/038592

A1

A content reproduction system is provided with an information processing terminal (102) and a secure device (103). The information processing terminal (102) receives a copyright protected application program (315) comprising a first program and a second program from an application delivery server (113) and extracts and executes the first program in order to extract the second program and transmit the second program to the secure device (103), the first program having a first execution format executable by the information processing terminal (102), and the second program having a second execution format which is different from the first execution format and is executable by the secure device (103), and being encrypted by a program key (515) held by the secure device (103). The secure device (103) receives the second program from the information processing terminal (102), decodes the second program using the program key stored in a key storage unit (520), and executes the second program.

MATSUSHIMA HIDEKI
HIROTA TERUTO
OTSUBO NAOYOSHI
MORIOKA KOICHI
MATSUZAKI NATSUME
SANADA NORIO

PCT/JP2012/004981

March 21, 2013

August 06, 2012

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PANASONIC CORP (JP)
MATSUSHIMA HIDEKI
HIROTA TERUTO
OTSUBO NAOYOSHI
MORIOKA KOICHI
MATSUZAKI NATSUME
SANADA NORIO

G06F21/22; G06F21/20

WO2009028606A1

2009-03-05

JPH1173381A	1999-03-16
JP2008186386A	2008-08-14
JP2003076553A	2003-03-14
JP2002063147A	2002-02-28

NII, Hiromori (JP)
New house Extensive 守 (JP)

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