发明授权
US09104691B2 Securing data in a dispersed storage network using an encoding equation
有权
使用编码方程保护分散存储网络中的数据
- 专利标题: Securing data in a dispersed storage network using an encoding equation
- 专利标题(中): 使用编码方程保护分散存储网络中的数据
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申请号: US13742577申请日: 2013-01-16
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公开(公告)号: US09104691B2公开(公告)日: 2015-08-11
- 发明人: Jason K. Resch , Wesley Leggette
- 申请人: Jason K. Resch , Wesley Leggette
- 申请人地址: US IL Chicago
- 专利权人: Cleversafe, Inc.
- 当前专利权人: Cleversafe, Inc.
- 当前专利权人地址: US IL Chicago
- 代理机构: Garlick & Markison
- 代理商 Timothy W. Markison
- 主分类号: G06F9/00
- IPC分类号: G06F9/00 ; G06F17/30 ; G06F21/10 ; H04L9/08 ; H04L9/32 ; H04L29/08 ; G06F11/10
摘要:
A method begins by dividing a data segment into data segment portions. The method continues by encoding the data segment portions to produce a plurality of sets of encoded data segment portions. A data segment portion is encoded by, first, selecting an encoding equation and an encoding constant(s). The encoding continues by setting a first variable to the data segment portion. The encoding continues by setting a second variable to one of a set of pillar numbers. The encoding continues by executing the encoding equation using the encoding constant, the first variable, and the second variable to produce one of the plurality of sets of encoded data segment portions. The method continues by arranging the plurality of sets of encoded data segment portions into a plurality of encoded data slices. The method continues by sending the plurality of encoded data slices to distributed storage units of a distributed storage network.
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