InhaltsangabeIntroduction to Stream Ciphers.- Linear Feedback Shift Registers.- Non-linear Combinations of LFSRs.- Correlation Attacks.- BDD-Based Attacks.- Algebraic Attacks.- Irregular Clocked Shift Registers.- The Security of Mobile Phones (GSM).- RC4 and Related Ciphers.- The eStream Project.- The Blum-Blum-Shub Generator and Related Ciphers.- Mathematical Background.- Part IV Exercises with Solutions.