Digital Certificate (Java) - 2003

Constructed and developed the encoding/decoding library of ASN.1(Abstract Syntax Notation One) and  DER(Distinguished Encoding Rules)

Collaborated in implementation of the X.509 digital certificate.

Company's white-page system (Java/Web) - 2003

Designed the system structure and LDAP schema; Developed  JSP/Struts code; Administrated the Linux and OpenLDAP server. The system was a centralized repository of employee's information.

Secure webmail system (Java/Web) - 2003

Designed the system structure and managed the Linux, OpenLDAP, MySQL, Postfix/CourierImap, Httpd/Tomcat servers.  This system was a completed intranet EMail system to implement S/MIME (EMail signature and encryption) over the webbrowser.

WebGrabber - 2002

Developed a program to collect desired information from defined websites, such as company' phone number from online yellow-page.

Fax/Email Sender - 2002

Developed this program to broadcast emails or faxes to multiple clients using the information from the customer database and a HTML template.

AddressBook - 1999

Developed with C++ and MS Access database, to manage my contacts, transfer them to text, kmail, HTML formats

• Using MS Access format file, so you can exchange your addressBook through Access/Outlook;
• Directly run, installation is not needed; Good indexer; Import/Export text file;
• Export to KDE3 AddressBook file, or user friendly HTML file to be easy used over the web;