Design of a kind of self-help certification authority
一种自助型证书授权认证中心的设计

The value of CA depends on two aspects, authority and technology. Ordinary CA costs most on construction and maintenance in order to insure its authority. Enterprise CA can decrease its authority and focus on utilization of its technology to deal with security problems in application system because the character of enterprise application. Self-help CA is just a type of simplified CA that adapted to enterprise application. Self-help CA disposes RA and independent certificate database only reserve CA Server and can sign certificates at any moment. Self-help CA can be integrated with access control system of application and is easily used, cost in construction and maintenance is lower.