The methods of establishing a security channel in VC developing environment are introduced.

This paper introduces the design of security channels in a science and technology archive network system.

This paper presents a technology that creates a web-based secure channel between intranet and internet,a good solution that assures safe communication of web -based application between intranet and internet.

Then a secure firewall system HTTP-oriented based on certificate authority and secure channel is designed, the system which was authenticated by CA can certify the valid user-identity and set up secure communication channel.

Design and performance analysis of two types of MR dampers with full-length effective damping path;

Combined with the practice,the paper expounded three main styles of effective communication in the course of supervision,namely all round channel communication,chain form communication,wheel form communication,attempting to enhance supervision personnel s work skill.