Sign file in any format by many persons

Web Data and Security Workgroup info

Contacts:

Web Site

China, Beijing, Beijing space flight city b2601

<wdssoft at yahoo.com dot cn>

Contact person: Wu Dongsheng
Multilevel Digital Signature System for Enterprise 1.1
Multilevel Digital Signature System for Enterprise 1.1 by Web Data and Security Workgroup
A facile and efficient digital signing system. Electronic file in any format can be signed by many persons, dependency relationship between different signatures can be build, signer's advises can be involved in the signature.
Digital signature, multilevel, digital sign
  Buy ($4000) / Download (24.8 MB)