Tencent Technology (shenzhen) Company Limited

Tencent Technology Company Limited

Zichao Tang

Jianjun Zhang

Maocai Li

Rui Guo

Qing Qin

Yige Cai

Zongyou Wang

Hu Lan

Li Kong

Jun Zang

Chen Jun Yang

Zhen Zeng

Jiguang Lu

Luohai Zheng

Hujia Chen

Chuanbing Dai

Jinlong Chen

Junjie Shi

Qingzheng Shang

Wenwei Zou

A method for transferring a credit rights certificate is provided, including: generating a target account address according to a debtor account address and a creditor account address in a credit rights certificate transfer request, the target account address being a temporary account address used for storing a credit rights certificate and based on a multi-digital-signature process; transferring a credit rights certificate corresponding to the credit rights certificate transfer request from the debtor account address to the target account address; and transferring the credit rights certificate from the target account address to the creditor account address based on a confirmation instruction from the creditor account address.

Method, device, and storage medium for blockchain data processing

This application provides a method for issuing a digital certificate performed by a digital certificate issuing center that includes a public-private key generation module and an authentication module. The method includes: receiving a public-private key request from a node in a blockchain network; generating a public key and a private key of the node by using the public-private key generation module, and transmitting the public and private keys to the node; receiving the public key of the node and registration information of the node, and authenticating the registration information by using the authentication module; and generating, in accordance with a determination that the authentication succeeds, a digital certificate of the node by using the authentication module, and transmitting the digital certificate to the node. The embodiments of this application can improve the probative value of an issued digital certificate, thereby improving the security of data exchange in a blockchain network.

Method for issuing digital certificate, digital certificate issuing center, and medium

Embodiments of this application relate to a digital certificate management method performed at a computer device. The method includes: receiving a digital certificate generation request submitted by a certificate application node; transmitting identification information to consensus authentication centers for certification to obtain certification results obtained by the consensus authentication centers from performing the certification according to the identification information; determining an identification result corresponding to the certificate application node according to the certification results of the consensus authentication centers; generating, when the certification succeeds, a target digital certificate corresponding to the certificate application node submitting the digital certificate generation request; and writing the target digital certificate as a transaction resource into a blockchain associated with the consensus authentication centers.

Digital certificate management method and apparatus, computer device, and storage medium

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Shenzhen, China

Zichao Tang