Cryptography Reference
In-Depth Information
Chapter 2
Stream Ciphers
If we look at the types of cryptographic algorithms that exist in a little bit more
detail, we see that the symmetric ciphers can be divided into stream ciphers and
block ciphers, as shown in Fig. 2.1.
Fig. 2.1
Main areas within cryptography
This chapter gives an introduction to stream ciphers:
The pros and cons of stream ciphers
Random and pseudorandom number generators
A truly unbreakable cipher: the One-Time Pad (OTP)
Linear feedback shift registers and Trivium, a modern stream cipher
