A method and system for dynamic adaptation and control of electronic file permissions

Abstract

The invention discloses an electronic file permission dynamic adaptive control method. The method is characterized by comprising the following steps of: configuring a plurality of permission control strategies; generating and storing a control strategy tank with the plurality of control strategies; analyzing the control strategies in the control strategy tank to obtain permission characteristic codes; obtaining file identification codes of a currently operated file in a system process; analyzing the file identification codes to obtain file confidential attribute identification codes; adaptively analyzing the permission characteristic codes and the file confidential attribute identification codes; if the permission characteristic codes are matched with the file confidential attribute identification codes, generating file adaptive operation codes; according to the operation codes, encrypting and decrypting files; and, if the permission characteristic codes are not matched with the file confidential attribute identification codes, obtaining a file non-adaptive operation.

Description

technical field [0001] The present invention relates to G06 Calculation; Calculation; Counting in the International Patent Main Classification, especially relates to G06F21 / 00, a security device for protecting computers or computer systems from unauthorized actions. Background technique [0002] With the continuous improvement of electronic informatization, governments, industries and enterprises rely more and more on computers and information systems. While strengthening and facilitating communication, it also increases the risk of illegal diffusion of information. People use mobile storage devices in large quantities, and various important files are transmitted by email or instant messaging tools, resulting in more and more data leakage, intentional or unintentional. Driven by interests, some internal employees even directly participated in the theft of important information and data. Relevant statistics show that information security threats from the intranet account for ...

AI Technical Summary

Problems solved by technology

There are also defects in the use of this kind of method. The main manifestations are that the first is "using keywords to scan electronic documents afterwards", which has poor real-time performance; the second is that "conditional keyword searches may not be able to scan all The confidentiality level of files should be accurately judged”; in addition, there are loopholes in “timely judgment and protection of files stored in all computers in the network”

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