发明名称 |
Encrypted program component distribution |
摘要 |
There is described a method of loading a Java class component for a Java application running on a Java Virtual Machine comprising the steps of: downloading the class from local memory or an remote server; checking the class for encryption of one or all of the methods; checking whether an encrypted class has been paid for; sending payment for a non paid up class to a remote clearing server which acts as a central depository for payments; downloading an encryption key for the paid up encrypted class from the clearing server ; and decrypting the paid up encrypted class with the key.
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申请公布号 |
GB2341461(A) |
申请公布日期 |
2000.03.15 |
申请号 |
GB19980019811 |
申请日期 |
1998.09.10 |
申请人 |
* INTERNATIONAL BUSINESS MACHINES CORPORATION |
发明人 |
DAVID JOHN * DURBIN |
分类号 |
G06F9/445;G06F9/46;G06F21/00;G07F7/10;(IPC1-7):G06F9/445 |
主分类号 |
G06F9/445 |
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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