| PKI shorted for Public Key Infrastructure is the infrastructure for the security construction of the information network system. It plays an extremely important role in the safe application operation of the information system.According to the construction of the information environment in the working environment and a study on the key technology such as PKI in the trust system, a new solution to the safety application of the digital certification is provided in this paper. It includes the Certificate Authority specially designed for the information system, the unified identity authentication mechanism, application security in structure of layer two and three, safe email, network access control and store,etc. Part of the solution has been applied in the information system of the real working environment place.And the result turn out to be satisfied in both safety requirement and the operation situation.Some useful suggestion have been made in this paper both on the study and application of the unified authorization mechanism and the construction of the trust mechanism. |
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