Security realizing system in network
First Claim
Patent Images
1. A terminal having network connecting means, comprising:
- a slot for reading an authentication tag in which information for using a network has been recorded, wherein by inserting said authentication tag, data can be transmitted and received between information appliances connected to said network.
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Abstract
In a system for easily realizing security in a homenetwork by preventing communication from being made with a terminal illegally connected to the homenetwork, an information appliance and a key management server are connected to a homenetwork via network connector. By inserting an authentication tag into the information appliance, authentication with the key management server is performed and a public encryption key for allowing communication to be made with another information appliance connected to the homenetwork is obtained, thereby enabling safe communication to be made in the homenetwork.
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Citations
11 Claims
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1. A terminal having network connecting means, comprising:
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a slot for reading an authentication tag in which information for using a network has been recorded, wherein by inserting said authentication tag, data can be transmitted and received between information appliances connected to said network. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A security system comprising:
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a terminal apparatus having a slot into which an authentication tag is inserted;
a key management server having a slot into which said authentication tag is inserted; and
a network for connecting said terminal apparatus to said key management server, wherein said key management server records first key information into said authentication tag, said terminal apparatus reads out second key information recorded in said authentication tag and transmits said second key information to said key management server via said network, and said key management server compares said second key information with said first key information stored in said key management server and, when said first key information and said second key information coincide, said key management server transmits third key information for enabling said terminal apparatus to access another apparatus connected to said network to said terminal apparatus. - View Dependent Claims (8)
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9. An information appliance which can be connected to a network, comprising:
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a slot into which an authentication tag is inserted;
a portion for reading out information recorded in said authentication tag;
a portion for transmitting said read-out information onto said network; and
a portion for receiving information which corresponds to the information transmitted onto said network and shows that said information appliance can be used.
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10. A key management server which can be connected to a network, comprising:
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a slot into which an authentication tag is inserted;
a portion for forming key information for authenticating another apparatus connected to said network; and
a portion for storing said key information into said authentication tag inserted into said slot. - View Dependent Claims (11)
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Specification