Professional Experience 

Information Security - System Architecture

. I am working on network security solutions, design, and support for large healthcare organizations, the finance industry, information technology firms, and government agencies.

We are primarily working with the telecommunications industry developing applications that can support a Bandwidth management, detect and Block the DDOS attack. As a systems architect and security application designer, I am involving in part of the product design and technical architecture, especially in Deep Packet Inspection.

Information Security - software engineer

In December of 2007,I Made a business trip to CNCERT/CC, This organization was faced with many technology challenges. I was able to address many of these challenges in a short period of time prior to becoming a member of the NCSIRT team.

I worked on a highly classified project around Information Countermeasure/ Warfare Technology. I have some experience focus on IM robot, botnet, Distributed Honeypot, distributed DNS Service and etc.

Information Security - software engineer

In July of 2007 I was offered a position in Neusoft,Inc. Neusoft was a large software company that offered a broad range of technical services and products. The company had significant contracts with state and local government as well as private sector organizations ranging from banking to healthcare.

I was hired by Neusoft to research attacking and defending Technical under *nix system with a specific focus on network security, to perform network security assessments for government, information technology firms, market research firms, In many cases, I am contracted to perform secondary / tertiary penetration tests. This is due to my ability to identify vulnerabilities, exploits, system configuration errors, and entry points that many others overlook. The primary reason for my ability to identify critical security issues is my broad range of platform and network skills and many years of experience performing these tasks.

In addition to network security services I work with businesses to design, implement, and support a broad range of secure technology solutions. This includes platform migrations, highly available cluster solutions, complex data communications, and perimeter defense systems, all with security in mind from the ground up.

chief editor- - security Technical Services

I wrote a book about electronic commerce which was published as a university textbook

I set up the S++ workshop With another twelve members to provide security services for small-to-medium-sized enterprises.

Cooperating with Oberlin University, We made a website together in order to meet our centennial celebration of my University.

E-commerce courses Teacher

I taught E-commerce courses instead of a professor of my university.

At the same time, I continued to provide support for Network Center, and keep following the security technology closely. I became a security consultant to some company.

Network Engineer

I was hired to provide customer with network engineering support services in Network Center of Shanxi Agricultural University.

I joined the ph4nt0m security group with a great interest in web security, system security and network security.

I gained significant operating system and LAN/WAN experience during this portion of my career because I worked very closely with the Technical Operations Department at the University of Delaware.  Here I received early exposure to large scale UNIX and VMS systems as well as routing and switching communications technology.  I have been well versed in major routing and routable protocols for many years.

Web Designer and developer

 I started my technical career as an independent Web UI designer and Web application developer, I have successfully developed my personal home page and web site for Shanxi Agricultural University Archives .