00786nam a2200229Ia 4500 CTU_65686 210402s9999 xx 000 0 und d 535000 005.82 S775 William Stallings Cryptography and network security: Principles and practice William Stallings Upper Saddle River, NJ Pearson Prentice-Hall 2003 Thông tin và bảo mật thông tin,Lý thuyết mật mã và ứng dụng CT606,CTK611 cryptography,data encryption ( computer science ),computer networks security measures,computer programs Minh Trung tâm Học liệu Trường Đại học Cần Thơ