Electronic bid document multi-layer encryption and decryption system and method for electronic bidding

Abstract

The invention relates to a multilayer electronic tender encryption and decryption system and method for electronic tendering. The system comprises an electronic tendering server and clients, the electronic tendering server is used for generating and publishing an electronic tender encryption tool, and receiving and decoding encrypted electronic tenders so as to obtain original electronic tenders; the clients are used for downloading the electronic tender encryption tool, performing multilayer encryption on the original electronic tenders, and sending the encrypted electronic tenders to the electronic tendering server; the electronic tendering server is provided with an electronic tender encryption module and an electronic tender decryption module, the electronic tender encryption module generates the electronic tender encryption tool according to tendering projects and public key certificates of various corresponding main bodies such as tenderees, tendering agencies, a trading center and a tendering supervision department, and the electronic tender decryption module is used for decrypting the encrypted electronic tenders according to private key certificates of the various main bodies. The multilayer electronic tender encryption and decryption system and method for electronic tendering are high in safety, convenient to use and high in encryption and decryption efficiency.

Description

technical field [0001] The invention relates to the technical field of electronic bidding, in particular to an electronic bidding document multi-layer encryption and decryption system and method for electronic bidding. Background technique [0002] Electronic bidding is based on the traditional bidding, electronic bidding documents, and transmission and release through the network, through advanced information encryption and workflow technology to achieve full automation of supervision, to minimize the impact of human factors. [0003] In order to realize the real electronic bidding, it is necessary to solve the key electronic bidding technology, especially the security of the electronic bidding document. Therefore, the encryption and decryption technology of the electronic bidding document is very important. [0004] In the prior art, the encryption and decryption of electronic bidding documents used in the electronic bidding platform is mainly realized through the followin...

AI Technical Summary

Problems solved by technology

In this way, the electronic bidding documents are easy to be cracked, and the contents of the bidding documents are easy to leak

2) Hardware storage method: store the electronic bidding documents in a special U disk. When the bid is opened, the bidder submits the electronic bidding document on the U disk and imports the bidding documents. This method will lead to a large import workload during the bid opening and prolong the bid opening cycle.

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