PHP Puzzles:
Ciphers and Cellular Automata
By
Encrypting and decrypting messages were an early computing application. Last month’s challenge was to implement and harden a cipher from antiquity. Let’s look at possible solutions before moving on to this month’s challenge.
This article was originally published in the June 2021 issue of PHP Architect magazine. To read the complete article please subscribe or purchase the complete issue.
Leave a comment
Use the form below to leave a comment: