Foydalanilgan adabiyotlar va saytlar

M.Nabiulina, Sh.A.Abdurahmonova ,,Axborot xavfsizligi bo’yich metodik qo’llama

Christof Paar jan Pelzl. Understanding Cryptography: A textbook for students and practitioners. Verlag Berlin Hidelberg 2010.

Keith M. Martin. Evreydey cryptography fundamental principles and applecations United Kingdom.

Stamp Mark. Information security: principles and practice USA 2017.