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Method and a system for a secure execution of workflow tasks of a workflow in a decentralized workflow system

机译:在分散式工作流系统中安全执行工作流的工作流任务的方法和系统

摘要

Secure execution of workflow tasks are executed according to a given execution pattern in a decentralized workflow system with a central workflow engine and multiple task execution agents. The method starts at an i'th execution agent which is selected by at least one preceding execution agent in accord with the execution pattern to perform an i'th task of the workflow. The method includes receiving, from the at least one preceding execution agent via a secure channel, a task-based private key generated by the at least one preceding execution agent, signing workflow information of the workflow for at least one subsequent execution agent with a workflow signature, selecting at least one appropriate subsequent execution agent, computing a task-based private key for the at least one subsequent execution agent, and forwarding to the at least one subsequent execution agent the workflow information with its associated workflow signature.
机译:在具有中央工作流引擎和多个任务执行代理的分散式工作流系统中,根据给定的执行模式执行工作流任务的安全执行。该方法始于第i个执行代理,该第i个执行代理由至少一个先前的执行代理根据执行模式选择以执行工作流的第i个任务。该方法包括:经由安全信道从至少一个先前执行代理接收至少一个先前执行代理生成的基于任务的私钥,用工作流对至少一个后续执行代理的工作流的工作流信息进行签名。签名,选择至少一个适当的后续执行代理,为至少一个后续执行代理计算基于任务的私钥,并将工作流信息及其关联的工作流签名转发给至少一个后续执行代理。

著录项

  • 公开/公告号US8799663B2

    专利类型

  • 公开/公告日2014-08-05

    原文格式PDF

  • 申请/专利权人 HOON WEI LIM;

    申请/专利号US201213619708

  • 发明设计人 HOON WEI LIM;

    申请日2012-09-14

  • 分类号H04L29/06;G06F21/62;H04L9/08;G06F21/64;H04L9/32;H04L9/30;H04L9/00;

  • 国家 US

  • 入库时间 2022-08-21 16:00:33

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