Digital Dual Signature and Its Application to E－Commerce;

By adopting a petri net model, the properties of the dual digital signature applied in electronic payment system were discussed from both static and dynamic perspectives.

Research on security of OSPF routing protocol with digital signature protection;

Principle of XML digital signatures and the implementation in EC;

Design of digital signature for electronic document based on ECDH protocol;

Research on digital signatures algorithm of pnblic-key eipher;

Realization of digital signatures using RSA cipher system;

It studies the important digital signatures of EC.

A scheme of the security mechanism for the system of web project management was proposed, combining PKI/CA, SSL, the data signature .

XML data signature and encryption are used to achieve secure dada format and XML access control mechanism is deployed.

According to the characteristics of the security information in the net school, the paper offers a security solution of encryption and data signature fitted the net school.

Efficient sequential digital multi-signature scheme;

A cheat-proof signature scheme based on RSA and threshold scheme;

Verifiable escrowed signatures;