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Process-isolation control system and method

A process isolation and control system technology, applied in the direction of multi-program devices, etc., can solve problems such as attacks, interference processes, and protection of private memory space that cannot be processed, so as to reduce the degree of damage and prevent attacks

Active Publication Date: 2007-11-14
LENOVO (BEIJING) CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] When any one of process A and process B is infected with a virus and / or injected with malicious code, and the two perform memory operations at the same time, it will cause another process that is not infected with the virus and / or injected with malicious code to be infected with the virus. and / or malicious code attacks, which may lead to the collapse of the entire operating environment
However, the current method of checking malicious codes and / or viruses based on signatures cannot effectively defend against malicious codes and / or viruses stored in memory, especially unknown malicious codes and / or viruses, so the security of the operating environment cannot be guaranteed, and the The private memory space of the process cannot be protected, and the infected process will interfere with the normal operation of the normal process

Method used

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Embodiment Construction

[0032] In the embodiment of the present invention, two processes (process A and process B) are taken as an example for illustration.

[0033] As shown in Figure 2, the process isolation control system of the present invention connects the system process (process A and process B), and also connects the operating system (not shown in the figure) at the same time, for controlling cross-process (process A and process B) according to security policy B) The memory operation between, as shown in Figure 3, specifically includes security policy storage module 11, process operation request receiving module 12, process operation request judging module 13, process operation request processing module 14, wherein:

[0034] The security policy storage module 11 is used to store a security policy, and the security policy is used to determine whether the first process has the authority to perform cross-process memory operations on the second process;

[0035] The process operation request rece...

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PUM

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Abstract

The invention discloses a process control system and method of isolation. The isolation process and the process control system to connect the operating system, according to security strategy for the judge requested the operation of inter-process memory process operation whether the request meets the requirements, and in accordance with the results described in judgment request the implementation of the process of operating the corresponding treatment. The process of the application of this invention isolation and control systems and methods, only with security strategy can be requested through the process of operation, can effectively monitor the process of inter-operation between the various against unknown viruses and malicious code attacks, will all logic the process of private space protection and isolation, the use of this invention can be virus (malicious code) have reduced the extent of the damage has affected the process will not interfere with the normal operation of another process.

Description

technical field [0001] The invention relates to process management technology, in particular to a method and system for controlling and managing cross-process memory operations. Background technique [0002] Under the existing technical conditions, the inter-process memory operation method is shown in Figure 1. Figure 1 includes two processes: Process A and Process B. There is no effective isolation area between Process A and Process B. The two can mutual memory operations. Currently, when memory operations are performed between processes, malicious codes and / or viruses are checked in a signature-based manner. [0003] When any one of process A and process B is infected with a virus and / or injected with malicious code, and the two perform memory operations at the same time, it will cause another process that is not infected with the virus and / or injected with malicious code to be infected with the virus. and / or malicious code attacks, which may lead to the collapse of the ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06F9/46
Inventor 王凯李俊冯荣峰郭轶尊
Owner LENOVO (BEIJING) CO LTD
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