发明名称 |
Method for securing digital goods on sale thereof over a computer network |
摘要 |
A method for protecting digital goods upon sale over a computer network is described whereby the goods are encrypted using a symmetric encryption method with a key, the encrypted goods are transmitted over the computer network to a customer's computer and decrypted there by the key. The key is transmitted separately to the customer's mobile communication terminal over a mobile phone network. |
申请公布号 |
AU9553701(A) |
申请公布日期 |
2002.03.22 |
申请号 |
AU20010095537 |
申请日期 |
2001.09.04 |
申请人 |
GIESECKE AND DEVRIENT GMBH |
发明人 |
STEFAN GRUNZIG;TSCHANGIZ SCHEYBANI |
分类号 |
G06Q30/06;G06Q20/00;G07F7/00;H04L9/08;H04W12/04 |
主分类号 |
G06Q30/06 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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