访问控制主体相似性与约束 (Access Control Subject Similarity and Constraints). - Abdugheni Abduxukur; Kaysar Rahman; Nurmamat Helil (计算机科学, 2015)

Secret Sharing Scheme Based Approach for Access Control Constraint Against Similar Users' Collusive Attack. - Nurmamat Helil; Kaysar Rahman (J. Inf. Sci. Eng., 2016)

Non-zero-sum cooperative access control game model with user trust and permission risk. - Nurmamat Helil; Azhar Halik; Kaysar Rahman (Appl. Math. Comput., 2017)

CP-ABE Access Control Scheme for Sensitive Data Set Constraint with Hidden Access Policy and Constraint Policy. - Nurmamat Helil; Kaysar Rahman (Secur. Commun. Networks, 2017)