发明名称 |
Storage and authentication of data transactions |
摘要 |
<p>Data is transmitted between a first user and a second user via an information technology communications network, in a method comprising the steps of: generating a first hash value for a selected one of the data items; digitally signing and encrypting the first hash value with a secret identifier associated with the first user; transmitting to a second user the encrypted first hash value; receiving and storing the transmitted encrypted first hash value for audit purposes and generating a second hash value for the received encrypted first hash value; encrypting the second hash value with a private identifier associated with a second user and a public identifier associated with the first user; and returning the encrypted second hash value to the first user.</p> |
申请公布号 |
GB0215334(D0) |
申请公布日期 |
2002.08.14 |
申请号 |
GB20020015334 |
申请日期 |
2002.07.02 |
申请人 |
ASCENT GROUP, THE LIMITED |
发明人 |
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分类号 |
G06F21/64;G06Q20/38;H04L12/58;H04L29/06 |
主分类号 |
G06F21/64 |
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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