发明名称 |
METHOD AND SYSTEM FOR EFFICIENTLY RETRIEVING SECURED DATA BYSECURELY PRE-PROCESSING PROVIDED ACCESS INFORMATION |
摘要 |
A method and system for efficiently retrieving secured data by securely pre- processing provided access information, provides data store security based o n only a single piece of access information, which is generally public, such a s the proper name of a business or individual that is used to retrieve mailing address information. The access information is hashed (43) for access to a secured data store and efficient access and low data storage for permutation s of input access information are provided by verifying the presence of an ent ry for the hashed access information in a look-up table (44). if an entry is found, the data store is accessed using the hashed access information (48), but if an entry is not found, another look-up table corresponding to another information type may be tried (49) or the input access information permuted (52) and retried.
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申请公布号 |
CA2498023(A1) |
申请公布日期 |
2004.03.18 |
申请号 |
CA20032498023 |
申请日期 |
2003.06.11 |
申请人 |
UNITED STATES POSTAL SERVICE |
发明人 |
WILSON, JAMES D.;SNAPP, ROBERT F.;PAYNE, DAVID J.;GILLOCK, EDGAR H., II |
分类号 |
G07B17/00;H04L9/32;(IPC1-7):H04L9/00 |
主分类号 |
G07B17/00 |
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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