Method for issuing digital certificate

A digital certificate and digital signature technology, applied in the field of information security, can solve the problems of management, online banking account threats, limited USBKey management methods, etc., to achieve the effect of convenient use and enhanced management

Active Publication Date: 2010-02-10
FEITIAN TECHNOLOGIES
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] Because the existing CA has very limited means of managing the digital certificate carrier USB Key, the user can download the digital certificate from the CA to the USB Key of his choice, and cannot standardize the management of the USB Key used by the user, making some non-compliant The USB Key required by the CA becomes the carrier of the certificate, and even the user's certificate may be stolen by illegal users and copied to other USB Keys for use, which poses a great threat to the user's online banking account

Method used

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  • Method for issuing digital certificate
  • Method for issuing digital certificate

Examples

Experimental program
Comparison scheme
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Embodiment 1

[0063] see figure 1 , this embodiment provides a method for issuing a digital certificate, the method comprising:

[0064] Step 101: Register the identification information of the legal USB Key in the CA;

[0065] Wherein, the identification information of each USB Key is unique, and the identification information cannot be modified after being written into the USB Key, but can be read. In this embodiment, the identification information may be, but not limited to, a hardware serial number of the USB Key, a character string that can uniquely represent the USB Key, and the like.

[0066] There are many ways to register in the CA. This embodiment takes the bank's online banking business as an example. When the bank provides the USB Key to the online banking user, it records the identification information of the USB Key and provides it to the CA. This registration method It can be ensured that the USB Keys registered in the CA are all legitimate USB Keys provided by the bank off...

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Abstract

The invention discloses a method for issuing a digital certificate, belonging to the information security field. The method comprises the following steps: an authentication center receives a certificate request sent by a USB Key, and the certificate request carries identification information, a digital signature, and a public key of the USB Key; the USB Key is verified according to the identification information, the digital signature, and the public key of the USB Key; the public key of the USB Key is stored in the case of successful verification to generate a digital certificate for the USBKey, and the digital certificate is associated with the USB Key and then sent to the USB Key; and operation is ended in the case of unsuccessful verification. The method helps assure to issue the digital certificate to the legal USB Key.

Description

technical field [0001] The invention relates to the field of information security, in particular to a method for issuing digital certificates. Background technique [0002] In recent years, with the vigorous development of network technology, online banking business has also begun to develop rapidly. At present, most domestic banks have launched their own online banking services. While users experience convenient and fast online banking services, they will inevitably worry about the security of online banking. [0003] At present, the security measures adopted by most banks are to provide users with USB Keys dedicated to online banking services. Users need the participation of USB Keys to complete corresponding services when conducting online banking services. A USB Key is a hardware device with a USB interface, which has a built-in single-chip microcomputer or a smart card chip, and is used to use the built-in key algorithm to authenticate the user's identity. Usually, m...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04L29/06H04L9/32
Inventor 陆舟于华章
Owner FEITIAN TECHNOLOGIES
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