This article reconstructs the military BLP models using the role-based access control model without varying the security mark of original system, and offers its proof, thus building a new access control model.

• 在不改变系统原有安全标记的基础上,用基于角色的访问控制模型对军用的 BLP 模型和它的变化形式进行了改造,并给出了证明,从而建立了新的访问控制模型。