Chapter 6 is block ciphers, Chapter 7 is stream ciphers. Also, the first lines in chapter 7: Let’s try to build a stream cipher using the tools we already have

Chapter 6 is block ciphers, Chapter 7 is stream ciphers. Also, the first lines in chapter 7: Let’s try to build a stream cipher using the tools we already have. Since we already have block ciphers, we could simply divide an incoming stream into different blocks, and encrypt each block...