Image processing system, image processing apparatus, and program management method
First Claim
Patent Images
1. A management server that is connected to an image processing apparatus, the management server comprising:
- an authentication unit that performs authentication of authentication information sent from the image processing apparatus;
a certificate issuing unit that issues a certificate containing program identification information for identifying a program and expiration date information indicating an expiration date of the program in an encrypted manner; and
a program provision unit that provides the image processing apparatus with the program to be installed and the certificate.
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Abstract
A management server is disclosed that is connected to an image processing apparatus. The management server includes an authentication unit that performs authentication of authentication information sent from the image processing apparatus, a certificate issuing unit that issues a certificate containing program identification information for identifying a program and expiration date information indicating an expiration date of the program in an encrypted manner, and a program provision unit that provides the image processing apparatus with the program to be installed and the certificate.
45 Citations
19 Claims
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1. A management server that is connected to an image processing apparatus, the management server comprising:
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an authentication unit that performs authentication of authentication information sent from the image processing apparatus;
a certificate issuing unit that issues a certificate containing program identification information for identifying a program and expiration date information indicating an expiration date of the program in an encrypted manner; and
a program provision unit that provides the image processing apparatus with the program to be installed and the certificate. - View Dependent Claims (2, 3, 4, 5)
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6. An image processing apparatus that is connected to a management server, the image processing apparatus comprising:
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an authentication request unit that sends authentication information to the management server at a predetermined timing so as to request the management server including an authentication unit to perform authentication of the authentication information, the authentication information including program identification information for identifying a program downloaded from the management server, expiration date information indicating an expiration date and time of the program, and a certificate containing the program identification information and the expiration date information in an encrypted manner; and
a behavior control unit that, if the authentication information sent by the authentication request unit is authenticated by the authentication unit of the management server, controls behavior of the program downloaded from the management server based on the expiration date of the program indicated in the authentication information. - View Dependent Claims (7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
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19. A program management method for use in a management server that is connected to an image processing apparatus, the program management method comprising:
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an authenticating step of performing authentication of authentication information sent from the image processing apparatus;
a certificate issuing step of issuing a certificate containing program identification information for identifying a program and expiration date information indicating an expiration date of the program in an encrypted manner; and
a program providing step of providing the image processing apparatus with the program to be installed and the certificate.
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Specification