可以把这个讨论扩展到包含其他同样重要的角色，例如项目经理或测试人员，但是就目前来说，只关注分析师、架构师和开发人员的角色。

This discussion could be extended to include other equally important roles, such as project manager or tester, but for now, we will focus on the roles of the analyst, architect, and developer.

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同时利用属性证书的扩展项目解决用户的角色授权问题。

At the same time we use the attributes of an extension of the certificate to solve the authority of user's role.

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