Method and device for distributing document permission

Abstract

The invention relates to a method and device for distributing a document permission. The method includes the steps of obtaining a document with a to-be-distributed permission; calculating a document value of the document with the to-be-distributed permission; according to the document value of the document with the to-be-distributed permission and document values of documents with existing permissions, calculating a distance value between the document with the to-be-distributed permission and each document with the existing permission; in the distance values obtained through calculation, determining a minimum distance value; when the minimum distance value is smaller than a preset threshold, distributing the permission of the document with the existing permission corresponding to the minimum distance value to the document with the to-be-distributed permission. The device includes an obtaining module, a first calculation module, a second calculation module, a determination module and adistribution module. The method and the device can automatically distribute the document permission to the new document, and avoid the new document from the risk of being disclosed or illegally accessed due to permission lack.

Description

technical field [0001] The invention relates to the technical field of information security, in particular to a method and device for allocating document permissions. Background technique [0002] In the Internet age, information security is very important, especially in information companies, where electronic data is an important asset of the company, and special attention must be paid to information security protection. Although there are a variety of document leakage prevention solutions in the prior art, there are loopholes in which users can bypass the protection schemes in many document leakage prevention solutions, such as making some changes to encrypted documents, or extracting several core content, and then If it is saved as a new document, this new document is likely to be leaked or illegally accessed due to lack of permission information, resulting in information leakage. Contents of the invention [0003] In view of this, the object of the present invention i...

AI Technical Summary

Problems solved by technology

Although there are a variety of document leakage prevention solutions in the prior art, there are loopholes in which users can bypass the protection schemes in many document leakage prevention solutions, such as making some changes to encrypted documents, or extracting several core content, and then Save as a new document, this new document is likely to be leaked or illegally accessed due to lack of permission information, resulting in information leakage

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