Patent classifications
G
PHYSICS
Load children
G11
INFORMATION STORAGE
Load children
G11B
INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
Load children
20/00
Signal processing not specific to the method of recording or reproducing; Circuits therefor
Load children Filter patents View analytics View as hierarchy Open in page
G11B20/00086
Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
Load children Filter patents View analytics View as hierarchy Open in page
G11B20/0021
involving encryption or decryption of contents recorded on or reproduced from a record carrier
Load children Filter patents View analytics View as hierarchy Open in page
G11B20/0042
the copy protection scheme being related to a specific access protection standard
Load children Filter patents View analytics View as hierarchy Open in page
G11B20/00449
content scrambling system [CSS]
Filter patents View analytics View as hierarchy Open in page

G11B20/00449

Secure content distribution system
10181166 · 2019-01-15 · ·

A user selection of one or more of a plurality of content is received. The selected content is encrypted by a first encryption key that is remote and unknown to the distribution server. Payment information associated with the user selection is also received and verified. The selected content from is retrieved from a remote database. The first encryption key corresponding to the selected content to decrypt the encrypted content corresponding to the user selection is obtained. Decryption is performed by a hardware-based engine of the distribution server that is isolated from a host processor of the distribution server. The content corresponding to the user selection is encrypted according to a second encryption key that is known to the distribution server.

Secure Content Distribution System
20180218467 · 2018-08-02 ·

A user selection of one or more of a plurality of content is received. The selected content is encrypted by a first encryption key that is remote and unknown to the distribution server. Payment information associated with the user selection is also received and verified. The selected content from is retrieved from a remote database. The first encryption key corresponding to the selected content to decrypt the encrypted content corresponding to the user selection is obtained. Decryption is performed by a hardware-based engine of the distribution server that is isolated from a host processor of the distribution server. The content corresponding to the user selection is encrypted according to a second encryption key that is known to the distribution server.

Secure content distribution system
09959583 · 2018-05-01 · ·

A user selection of one or more of a plurality of content is received. The selected content is encrypted by a first encryption key that is remote and unknown to the distribution server. Payment information associated with the user selection is also received and verified. The selected content from is retrieved from a remote database. The first encryption key corresponding to the selected content to decrypt the encrypted content corresponding to the user selection is obtained. Decryption is performed by a hardware-based engine of the distribution server that is isolated from a host processor of the distribution server. The content corresponding to the user selection is encrypted according to a second encryption key that is known to the distribution server.