February 2018
Beginner
290 pages
7h 28m
English
The process of encryption is very old, and various methods have been used, such as substitutions, transpositions, and in the modern era, mathematical. However, the science of cryptography is simple. The two parties communicating or intending to communicate need a common code (or a key), with which they can decode the message.
If the same key is used to encrypt and decrypt the message, it's called symmetric key cryptography and if there are two keys involved, it's called public key cryptography.
While these topics are big enough to fill their own books, let's try and understand the concepts, because that is what you would need to do to architect a solution with these things in it.
Given enough ...
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